| 2023 | - Creation of a concept plan/ preliminary planning for a biogas plant in Germany
- Graphic creation of the fire brigade plan for a biogas plant in Germany
- Transformation of the biogas utilisation of a biogas plant in Germany from CHP operation to biomethane feed-in
- Graphic creation of the fire brigade plan for a biogas plant in Germany
- Graphic creation of the Ex-zone plan and the fire brigade plan for a biogas plant in Germany
- Graphic creation of the Ex-zone plan and the fire brigade plan for a biogas plant in Germany
- Preparation of a short strength-weakness analysis (memo) for some existing biogas plants in Germany
- Complete conversion of a large agricultural biogas plant and construction of a new biomethane plant in Germany
- Complete planning and construction of an industrial biogas plant including methane treatment in Germany
- Operator training: One-day training course in accordance with TRGS 529 "Responsible persons at biogas plants"
- Carrying out laboratory tests for a biogas project in Germany
- Support in the implementation of a continuous fermentation test for a planned biogas plant in Germany with slaughterhouse waste
- Based on a study, now the preliminary planning of a biowaste fermentation plant in Germany
- Update of the graphic of the Ex-zone and fire brigade plan for a biogas plant in Germany
- Graphic creation of the fire brigade plan for a biogas plant in Germany
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| 2022 | - Evaluation of 30 biogas and 15 biomethane plants in Germany
- Preparation of the ex-zone plan and the fire brigade plan for the biogas plant in Germany
- Operator service: Preparation of the Ex zone plan for the biogas plant in Germany
- Technical assessment of two existing biogas plants and one new one to be built in Germany
- Planning of the enlargement of a biogas plant
- Evaluation of a biomethane plant
- Planning of the extension of a biogas plant by a biogas upgrading plant in Germany
- Construction completion up to commissioning of a biogas plant in Germany
- Evaluation of a technology for biological exhaust air treatment in the flexographic printing industry
- Preparation of calculations for the pressure situation in the gas system of a biogas plant
- Operator service: Preparation of fire department plans ( general plan and detailed plans)
- Preparation of a damage report on an agitator damage at a biogas plant
- Examine the impact of substituting biowaste from municipal collection with commercial waste on existing plant and process technology.
- Operator service: Preparation of fire department plans
- Four technical due diligences for a biogas plant in Germany
- Consulting on the safety-related retrofitting of a CHP plant in Saxony-Anhalt
- Expert opinion on the damage to the supply line of a biogas plant
- Preliminary design of a biogas plant at the site of a sugar factory (Feasibility study)
- Operator service: Training "Responsible person on biogas plant".
- Planning of oxygen dosing for a biogas plant
- Dimensioning and design of a digester
- Operator service: Preparation Ex-zone-plan
- Operator service: Preparation of fire department plans ( general plan and detailed plans)
- Preparation of calculations for the pressure situation in the gas system of a biogas plant
- Concept development for increasing the capacity and flexibility of a biogas plant
- Technical due diligence for a biogas plant in Germany
- Obtaining general contractor bids for a biowaste anaerobic digestion plant, preparation of the approval documents
- Expert opinion on an external gas-holder roof of a biogas plant
- Evaluation of separated household waste
- Participation in a research project on the methanisation of CO2 (advisory function)
- Planning and construction of an industrial biogas plant for slaughterhouse waste in Germany.
- Investigation of the use of hydrogen at the site of a biogas plant in Germany
- Operator service: Preparationof an Ex-zone-plan
- Evaluation of the measurement technology of a biogas plant
- Evaluation of operating data of a biogas plant
- Update of the concept for prevention of explosions
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| 2021 | - Complete planning and construction of a waste biogas plant for slaughterhouse waste in Germany
- Technical consulting for the tender of a biogas plant
- Preparation of a report on the construction of a biogas plant in the water protection area
- Preparation of application for change permit, preparation of utilization concept, fermentation residue tank
- Operator service: Revision of fire department plan
- Preparation of application for modification permit biogas processing
- Consulting: Support for the expansion of the biogas plant
- Preparation of application for modification permit, preparation of utilization concept, preparation of drainage plan
- Operator service: Risk assessment, updating drawings
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| 2020 | - Consultation on substrate decomposition and storage capacity for an existing biogas plant in Germany
- Safety-related supervision of a biogas plant: updating of risk assessment, plant inspection, ASA meeting (Occupational Health and Safety Committee)
- Operator service: creation of a total of over 10 Ex zone plans and fire department plans
- Preparation of the fire department plan and revision of the ex-zone plan
- Planning and process engineering consulting for the extension of a biogas plant by a biogas upgrading plant
- Preparation of the application for a permit to switch from energy crops to agricultural waste.
- Planning reconstruction Separation in Germany
- Support in updating the documentation for a biogas plant in Germany
- Preplanning and cost analysis for a biogas plant for the digestion of residues from sugar processing in Germany
- Preplanning and construction of a biogas pipeline in Germany
- Consulting: Organization and supervision of a continuous digestion test with sludge recirculation in Germany
- Consulting: Organization and supervision of a continuous digestion test
- Evaluation of two sites for a biowaste digestion plant considering two possible digester technologies.
- Comparison of different manufacturers for the construction of a biowaste digestion plant in Germany
- Additions to the building application
- Consultancy dry fermentation
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| 2019 | - Operator service for a biogas plant in Germany (fire fighting plan and explosion safety document)n
- Operator service for a biogas plant in Germany (fire fighting plan and explosion safety document)
- Plant inspection after damage
- Operator service for a biogas plant in Germany (fire fighting plan)
- Planning for the conversion of a biogas plant
- Operator service for a biogas plant in Germany (fire fighting plan and explosion safety document)
- Plant inspection after damage
- Operator service for a biogas plant in Germany (fire fighting plan)
- Operator service for a biogas plant in Germany (explosion safety document)
- Inspection of 5 biogas plants
- Operation optimisation measures of a biogas plant in Germany
- Operator service for a biogas plant in Germany (fire fighting plan and technical layout plan with surrounding)
- Replacement separation
- Issue of a Valuation report
- Operator service for a biogas plant in Germany (fire fighting plan and explosion safety document)
- Valuation report
- Operator service for a biogas plant in Germany (explosion safety document and layout plan with surrounding)
- Preplanning of a storage tank with industrial design
- Plant inspection after damage
- Plant inspection after damage
- Plant inspection after damage
- Plant inspection after damage
- Replacement solid input device
- Operator service for a biogas plant in Germany (fire fighting plan)
- Plant inspection after damage
- Operator service for a biogas plant in Germany (fire fighting plan)
- Research on the processing of biogas for self-supply of the company's own vehicle fleet and refueling in its own gas filling station
- Preparation for ISO certification
- Operator service for a biogas plant in Germany (fire fighting plan and explosion safety document)
- Update technical guideline for the handling of hazardous materials and support with official inspections
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| 2018 | - Operator service for a biogas plant in Germany (module 13/ technical guideline for the handling of hazardous materials 529)
- Operator service for a biogas plant in Germany (module 13/ technical guideline for the handling of hazardous materials 529)
- Approval planning for extension of a biogas plant in Germany
- Extension of an existing biogas plant by a new satelite CHP in Germany
- Operator service for a biogas plant in Germany (module 3/ explosion safety document)
- Operator service for a biogas plant in Germany (module 3/ explosion safety document)
- Approval application for flexibilization of an existing biogas plant in Germany
- Change in permit to building law an existing biogas plant in Germany
- Operator service for a biogas plant in Germany (module 3/ explosion safety document)
- Operator service for a biogas plant in Germany (module 3/ technical guideline for handling of hazardous materials 529)
- Consulting for the flexibilization of an existing biogas plant in Germany
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| 2017 | - Extension of an existing biogas plant with activated carbon filter and oxidation catalyst in Germany
- Operator service for a biogas plant in Germany (modul 2 hazard assessment; modul 3 explosion safety, modul 8 functional safety (SIL))
- Technical advice on upgrading the secondary digester of a biogas plant in Germany
- Operator service for a biogas plant in Germany (modul 3/ 13 explosion safety document and Compilation fire fighting plan)
- Operator service for a biogas plant in Germany (modul 3/ 13 explosion safety document and Compilation fire fighting plan)
- Operator servive for a biogas plant in Germany (modul 3/ explosion safety document)
- Operator service for a biogas plant in Germany (modul 3/ explosion safety document)
- Compilation of a permit application for the extention of a biogas plant in Germany (satellite co-generator and gasholder)
- Compilation of a permit application for the extension of a biogas plant in Germany (2 co-generator and heat accumulator)
- Extension of a biogas plant in Germany (drying system)
- Operator service for a biogas plant in Germany (modul 13/ complitation fire fighting plan)
- Operator service for a biogas plant in Germany (modul 5/ incident management)
- Operator service for a biogas plant in Germany (modul 5/ incident management)
- Extension of a biogas plant in Germany (two co-generator)
- Compilation of a due diligence report for a biogas plant in Germany
- Compilation of a permit notification: Additional substrate (Germany)
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| 2016 | - Compilation of a permit application for the extension of a biogas plant; check of the documentation of the biogas plant in Germany
- Consultancy and planning of the external desulphurization for a biogas upgrading plant in Germany
- Technical evaluation and development of options of restructuring after a damage of the heating pipes of a digester
- Development of a concept for the pretreatment and digestion of bio-waste and compilation of a cost assessment
- Evaluation of two biogas plants in Germany
- Evaluation and optimization for a aerobic and anaerobic wastewater treatment plant for potato waste in Germany
- Operator service for biogas plant (Compilation fire fighting plan and explosion protection plan)
- Compilation of a due diligence report for a biogas plant in Germany
- Consultancy of the conversion of a biogas digester in Germany
- Operator service: Compilation explosion protection plan
- Operator service: Compilation fire fighting plan
- Consultancy for the extension of a biogas plant (heat extraction)
- Operator service (hazard assessment, explosion protection document) for a biogas upgrading plant in Germany
- Evaluation and optimization of the explosion protection document for a biogas plant in Germany
- Technical expert report for three biogas plants in Germany
- Operator service for a biogas plant in Germany (Module: Compilation fire fighting plan)
- Preparation and compilation of a due diligence report for a biogas plant in Germany
- Study on the concept development for the pretreatment of biowaste in Germany
- Operator service for a biogas upgrading plant in Germany (Lower Saxony): hazard assessement, explosion protection document
- Preplanning of biogas plant in Germany
- Extension of an existing biogas plant in Germany
- Compilation fire fighting plan for a biogas plant in Germany
- Expert report: Piping construction in accordance with the official permission
- Compilation of a valuation report of a biogas plant in Germany
- Operator service (hazard assessment, explosion protection document) for a biogas plant in Germany
- Consultancy service for operator of a biogas plant in Germany
- Compilation of a permit application for a satellite CHP for an existing biogas plant in Germany
- Compilation of a damage report for a biogas plant in Germany
- Extension of an existing biogas plant in Germany by a CHP (flexibility bonus)
- Compilation of a permit notification for a wood drying plant as utilization of the heat produced in cogeneration
- Operator service (hazard assessment, explosion protection document) for a biogas upgrading plant in Germany
- Operator service (hazard assessment, operation instructions) for a biogas plant in Germany
- Operator service (hazard assessment, explosion protection document) for a biogas plant in Germany
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| 2015 | - Operator service (modules biological support) for a biogas plant in Germany
- Hazard assessment and engineering of a new storage tank in Germany
- Operator service (modules: Hazard assessment, explosion protection document, fire fighting plan) for a biogas plant in Germany
- Operator service (modules: Hazard assessment, explosion protection document, fire fighting plan) for a biogas plant in Germany
- New fitting of a fermenter with a central agitator in Germany.
- Operator service (modules: Hazard assessment, explosion protection document, fire fighting plan) for a biogas plant in Germany
- Operator service (modules: hazard assessment, service plan) for a biogas plant in the Germany
- Operator service (modules: saftely related support "tank cleaning") for a biogas plant in Germany
- Operator service (module: plant inspection) for a biogas plant in Germany
- Operator service for a biogas plant in Germany
- Operator service (modules: hazard assessment, explosion protection document, service plan, emergency plan) for a biogas plant in Germany
- Operator service (module: service plan) for a biogas plant in Germany
- Approval of a further manure tank for an existing biogas plant in Germany
- Consulting for an existing biogas plant in Germany
- Operator service for a biogas plant in Germany
- Due diligence preperation and execution including support for acceptance of contract works for a biogas plant in Germany
- Creation of a report regarding cause and extent of damage and damage of plant interruption for a biogas plant in Germany
- Due diligence preperation and execution including support for acceptance of contract works for a biogas plant in Germany
- Optimization of an existing biogas plant in Germany
- Assessement of three existing biogas plants in Germany
- Approval of an emergency flare and dry-input of an existing biogas plant in Germany
- Operator service (modules: explosion control, risk assessment) for a biogas plant in Germany
- Biological and technical supervision of an existing biogas plant in Germany
- Operatior service (modules: hazard assessment, explosion protection document) for a biogas upgrading plant in Germany
- Due diligence preperation and execution (technical evaluation) for an existing biogas plant in Germany
- Damage report for a second step digester for a biogas plant in Germany
- Short report for a biogas plant in Germany
- Damage report for a biogas upgrading plant in Germany
- Energy consultancy and investigation, creation of an energy pass in Germany
- Damage report for a biogas plant in Germany
- Training and operator service in Germany
- Operator service (modules: hazard assessment, explosion protection document, service plan) for a biogas plant in Germany
- Eight training for responsible persons on biogas plants (TRGS 529) in Germany
- Inspection of a biogasplant in Germany, gathering of existing damage and issue of a corresponding technical report
- Operator service (modules: hazard assessment, explosion protection document) for a biogas upgrading plant in Germany
- Issue of a damage report contrary to a private investigation report in Germany
- Due dilligence preperation and execution (expertise support) for an existing biogas plant in Germany
- Operator service (modules: hazard assessment, explosion protection document) for a biogas plant in Germany
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| 2014 | - Issue of a hazard assessment, based on the operation safety legislation for an existing biogas plant in Germany
- Extention of an existing agricultural biogas plant by a storage tank in Germany
- Extention of an existing Biogas Plant in Germany with regards to reduction of digestate by vaporiing with the use of the heat from the generator.
- Issue of a technical Due Diligence for a biogas plant in Germany
- Evaluation and examnisation of two biogas plants in Germany
- Issue of a hazard assessment, based on the Ordinance on Industrial Safety and Health for an existing biogas plants in Germany
- Production of a hazard assessement, based on the Ordinance on Industrial Safety and Health for the reconstruction of a digester (Germany)
- Technical support of restauration of first digester of an existing Biogas Plant in Germany
- Extention of an existing agricultural biogas plant by a machine hall in Germany
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| 2013 | - Actualisation of the documentation for an existing biogas plant in Germany.
- Issue of a technical survey for a planned agricultural biogas plant in Germany.
- Extention of a existing biogas plant digesting energy crops in Germany.
- Preliminary planning of a storage tank with gas cover as an extension of an existing biogas plant for the digestion of kitchen waste.
- Development and coordination of a concept for the treatment and storage of digestate. Issue of a hazard analysis based on the operation saftey legislation for an existing biogas plant in Germany.
- Optimising an existing biogas plant and planning and construction of a heating pipe in Germany
- Preparation and realisation of a due-diligence report for an existing biogas plant in Germany.
- Extension of an existing cofermentation biogas plant with a residue storage tank and issue of a hazard analysis, based on the operation safety legislation.
- Technical standpoint for different provider for biogas plants and gas treatment.
- Issue of an explosion prevention document corresponding to the operation saftey legislation for biogas plants.
- Preperation and realisation of a due-diligence for an existing biogas plant in Germany.
- Issue of a survey for an insurance company in Germany.
- Survey and valuation of a biogas plant in Germany
- Inspection of a biogas plant in Germany, documentation of existing deficiencies and issue of a report on this.
- Monitoring of the optimisation of an existing biogas plant in Germany.
- Inspection of a biogas plant in Germany, documentation of existing deviciencies and issue of a report on this.
- Examination of damages for an insurance company in Germany.
- Issue of a survey for an insurance company in Germany.
- Optimisation of the heat balance of the digester of an existing biogas plant in Germany
- Inspection of a biogas plant in Germany, documentation of existing deficiencies and issue of a report on this.
- Issue of a hazard analysis, based on the operation safety legislation for two biogas plants in Germany
- Inspection of a biogas plant in Germany, documentation of existing deficiencies and issue of a report on this.
- Extention of an agricultural biogas plant by two digestate storage tanks in Germany. Creation of documents to apply for a permission in Germany
- Creation of documents to apply for a permission for a biogas upgrading plant in Germany
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| 2012 | - Issue of a hazard analysis, based of the operation safety order for biogas plant in Germany
- Issue of a hazard analysis, based of the operation safety order for biogas plant in Germany
- Survey and valuation of a biogas plant in Germany
- Extension of an agricultural biogas plant by a secondary digester in Germany
- Safety-related evaluation of the arrest level measuring of a biogas plant in order of an expertise in Germany
- Conception and support of the trial operation with biowaste fermentation placed by a waste-watertreatment-plant in Germany
- Job-site inspection of an agricultural biogas plant in Germany and update the documentation, with safety aspects
- Extension of an existing agricultural biogas plant by a first digester in Germany
- Job-site inspection of an agricultural biogas plant in Germany and update the documentation, with safety aspects
- Extension of an existing agricultural biogas plant by a first digester in Germany
- Job-site inspection and issue of an expertise of the concrete quality of the first and secondary digester of a biogas plant in Germany
- Extension of an existing agricultural biogas plant by a dry-input-system, residue storage tank and modification of the agitator in Germany
- Job-site inspection of a biogas plant in Germany to pute to the vote of Issue a expertise
- Issue of an expert expertise(explosion protection document) of a biogas plant in Germany
- Technical expertise of a biogas plant in Germany (investigation of damage)
- Issue an insurance survey for an biogas plant in Germany
- Issue an insurance survey for an biogas plant in Germany
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| 2011 | - Issue of a hazard analysis, based of the operation safety order for biogas plant in Germany
- Issue an insurance survey for an biogas plant in Germany
- Issue an expertise for evaluation for Optimisation a biogas plant in Germany
- Issue of a hazard analysis, based of the operation safety order for biogas plant in Germany
- Technical advice and evaluation of a biogas plant conception, redarding of the compensation based on the Renewable Energies Act (EEG)
- In preparation for a due-diligence examination for a biogas plant with gas conditioning and evaluation of the Optimisation potential in Germany
- Extension of a biogas plant in Germany (Co-Generator with 800 kW)
- Drafting of an expert's expertise for Optimisation the input device of a biogas plant
- Preliminary stage leading to preparation a hazard analysis based of the operation safety order for biogas plant in Germany
- Modification of an existing biogas plant, monitoring of the permission (additional digester)
- Preliminary design of renewable raw material biogas plant in Germany
- Issue an expertise for evaluation the costs for sulfur removal of a biogas plant in Germany
- Issue a study about biowaste fermentation placed by a waste-water-teatment-plant in Germany
- In preparation for a due-diligence examination for a biogas plant with gas conditioning in Germany
- Issue of a hazard analysis, based of the operation safety order for a biogas plant in Germany
- Technical expertise of a biogas plant in Germany (investigation of damage)
- Technical expertise of a biogas plant in Germany (investigation of damage)
- Consultancy for engineering a biogas plant in Germany
- Issue of a due-diligence examination for a biogas plant in Germany
- Technical expertise of tender, including recommendations the placing for steel tanks and agitators for Biogas plants in Germany
- Issue of the documents for the modification of the permission (immission control law) based of the Extension of a biogas plant in Germany
- Extension of an existing biogas plant with renewable raw materials input in Germany. (a further co-generator, using the heating, reconstruction the feeding and the pipeline engineering)
- Consulting service for the documentation of storage cover for biogas plant in Germany
- Issue of a due-diligence examination for a biogas plant in Germany
- Survey of the construction level of a biogas plant in Germany
- Consultancy for engineering a digestate preparation plant for algae in Germany
- Establishing the basis, Preliminary, Final design and Permission of a biogas plant in Germany
- Inspection of a biogas plant in Germany
- Technical evaluation of an existing biogas plant including gas injection and evaluation of the potential of optimizing the technology
- Extension of a biogas plant , basing of a valuation report in Germany
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| 2010 | - Extension of an existing biogas plant in Germany
- Complete engineering of a biogas plant with energy crops (sugar beet) input in Germany: conception, permission, cost assessment, call for tender and start up
- Extension of a existing biogas plant, using energy crop input-material in Germany
- Complete engineering of a biogas plant with energy crops and injection of biomethane into the natural gas grid in Germany: conception, permission, cost assessment, call for tender and start up
- Study for preliminary design of a biogas plant using energy crops only in Germany
- Elaboration of a safety-related verification and technical estimate of an existing biogas plant in Germany
- Advice and evaluation of a quotation for planning a biogas plant, using energy crop input-material in Germany
- Extension of an existing biogas plant with energy crop input in Germany
- Insurance survey in case of a fire damage on a biogas plant in Germany
- Development for a procedural solution for the reconstruction of the solid input device for energy crops of a biogas plant in Germany
- Inspection of a biogas plant for preparing a due-diligence examination of a biogas plant in Germany
- Survey and preliminary planning of a biogas plant for the digestion of biowaste in Germany
- Expert opinion of an new constructed biogas plant. Supervision of reconstruction work
- Extension of an existing cofermentation biogas plant in Germany
- Technical evaluation for an existing biogas plant in Germany
- Customer advisory service in case of insurance claim on a biogas plant in Germany
- Insurance survey in case of a damage of the digester heating of a biogas plant in Germany
- Inspection of a biogas plant for preparing a claim expertise in Germany
- Consultancy and evaluation of a quotation for planning and building a biogas plant in Germany
- Consultancy and construction of a biogas plant in Germany, using the hall of the former cement plant
- Issue of due-diligence examination for 3 biogas plants for the digestion of biowaste in Germany
- Technical advice for the construction of a biogas plant with energy crop input in Germany
- Consultancy and evaluation of planning documents for biogas plant for the digestion of biowaste in Germany
- Preparation the tender documents for heat-extraction of an existing biogas plant in Germany
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| 2009 | - Visit on site for preparing a claim expertise in Germany
- Preparation of a survey with regard to the basic explanations for the extension of an existing fermentation plant in Germany by a wet fermentation
- Extension of a consisting biogas plant in Germany
- evaluation of a quotation for the planning and building of a biogas plant in Germany
- Operator service (kf-operator) for a biogas plant using renewable raw input- materials in Germany
- Technical expertise for the evaluation of a deprivation of the heat piping o a biogas plant in Germany
- Preparation of the preliminary planning of a biogas plant in Germany
- Implementation of the preliminary planning and permission design of a biogas plant using renewable raw materials in Germany
- Extension of a consisting biogas plant in Germany
- Visit on site for preparing a claim expertise in Germany
- Extension of a consisting biogas plant in Germany
- Presentation of the technical assessment of an existing biogas plant in Germany, according to a due-diligence examination
- Operator service (kf-operator) for a biogas plant in Germany
- Extension of a consisting biogas plant in Germany (incl.digestate- seperation)
- Compilation of technical assessment according to a due-diligence examination of an existing biogas plant in Germany
- Implementation of the preliminary planning and permission design of a biogas plant using renewable raw materials in Germany
- Consultancy with regard to the technical improvement of a consisting biogas plant in Germany
- Safety- related examination and technical evaluation of a biogas plant in Germany
- Survey of the evaluation of the fermentation of waste in Germany
- claim expertise for the evaluation of a fire damageson at a biogas plant in Germany
- Extension of a consisting biogas plant in Germany
- Compilation of technical assessment according to a due-diligence examination of two existing biogas plant using renewable raw input- materials in Germany
- Technical and biological mentoring of fermentation tests as base of the preliminary design of a plant in Germany
- Survey of the technical evaluation of a consisting biogas plant in Germany
- Extension of a consisting biogas plant, using renewable raw input- materials in Germany
- Mentoring of a consisting biogas plant in Germany with regard to the biological and economic improvement
- Assessment of an existing technical documentation of a biogas plant in Germany, incl. a visit on site
- Complete engineering of a biogas plant with renewable raw input in Germany: design, permission, cost assessment, call for tender, supervision and start-up
- claim expertise for the evaluation of a fire damageson at a biogas plant in Germany
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| 2008 | - Performance of a safety-related verification and technical estimate of an existing co-fermentation biogas plant in Germany
- Preparation of a survey relating to the evaluation of solid input technique and the improvement of a biogas in Plant using renewable resources input
- Extension about one silo in a consisting biogas plant in Germany
- Elaboration of a safety-related verification and technical estimate of an existing biogas plant in Germany using renewable raw materials
- Performance of a survey about marc fermentation in Germany
- Complete engineering of a biogas plant with renewable raw input in Germany: design, permission, cost assessment, call for tender, supervision and start-up
- Performance of several quality measures in the field of biogas educational establishments in Germany
- Procedure of the perliminary planning of a renewable raw materials biogas plant in Germany
- Preliminary planning of a biogas plant for the digestion of waste in Germany
- Preliminary planning of extension of an existing plant in Germany
- Engineering of a safety-related verification and technical estimate of an existing biogas plant in Germany
- Performance of technical assessment according to a due-diligence examination of two existing biogas plants in Germany
- Performance of a safety-related verification and technical estimate of an existing biogas plant in Germany
- Preliminary planning of the extension of an existing biogas plant for the digestion of biowaste in Germany
- Survey preparation for dry fermentation in Germany
- Complete design of a biogas plant using renewable raw materials: conception, permission, cost assessment, call for tenders, supervision according to the order of the general contractor
- Performance of technical assessment according to a due-diligence examination of an existing biogas plant in Germany
- Project engineering of technical assessment of the due-diligence examination of an existing plant in Germany
- Implementation of preliminary design of a co-fermentation biogas plant in Germany
- Participation of one network research of the "Fachagentur für nachwachsende Rohstoffe:" Monofermentation von Maissilagen aus Standorten unterschiedlicher Bodenbeschaffenheit "FKZ 22014308"
- Performance of a survey about marc fermentation in Germany
- Design of a combined bio-ethanol plant in Germany
- Elaboration of a safety-related verification and technical estimate of an existing biogas plant in Germany
- Study on a combined bioethanolbiogas plant in Germany
- Engineering of a safety-related verification and technical estimate of an existing biogas plant in Germany
- Performance of technical assessment according to a due-diligence examination of an existing biogas plant in Germany
- Preliminary planning and first layout of a biogas plant in Germany
- Preparation of a feasibility study to evaluate the fermentation of biowaste in Germany
- Procedure of a preliminary planning and permission of a renewable raw materials biogas plant in Germany
- Preparation of an advisory certificate before ending of warranty period of an existing biogas plant in Germany
- Performance of a safety-related verification and technical estimate of an existing co-fermentation biogas plant in Germany
- Project engineering of a technical evaluation of a estimate of the due-diligence of an existing biogas plant in Germany, using renewable resources
- Performance of safety-related verification and technical estimate of an existing a renewable raw input biogas plant in Germany
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| 2007 | - Preplanning of an energy crop digestion plant in Germany. Conception, cost assessment.
- Technical and financial Validation of a cofermentation plant in Thuringa, by order of an electric utility.
- Consulting service of an electric utility for planning a biogas plant in Germany.
- Complete engineering of a cofermentation plant in Lower Saxony. Conception, preplanning, approval documentation, cost assessment, tenders, supervision of construction, start-up.
- Consulting service for an general contractorfor planning a biogas plant in Lower Saxony.
- Preliminary engineering of some great agricultur biogas plant in Saxony-Anhalt.
- Complete engineering of a energy crop digestion plant in Hesse. Conception, cost assessement, approval documents, tender documents, supervision of construction, start-up.
- Preliminary engineering of an energy crop digestion plant in Saxony-Anhalt. Conception, costs assessment.
- Consulting service for an general contractor for planning a biogas plants in Germany.
- Consulting service of an electric utility for planning a biogas plant in Saxony-Anhalt.
- Issue of a small expertise for Optimisation a biogas plant in Hesse.
- Preplanning engineering of an energy crop digestion plant in Baden-Württemberg. Conception, approval documention, cost assessment.
- Issue of a study to compare the technical components of a biogas plant.
- Preplanning engineering of a combination of biogas plant and bioethanol plant in Lower Saxony.
- Preliminary engineering of a biogas plant in Bavaria. Conception, cost assessment
- Consulting servive for an general contractor to optimiziation a biogas plant.
- Issue of a study about solid-state fermentation.
- Preplanning engineering of an energy crop digestion plant in Bavaria, by order of an general planning office. Conception, cost assessement.
- Issue of an expertise for clearing an insured loss in North Rhine- Westphalia.
- Issue of a small expertise for Optimisation a biogas plant in Hesse.
- Complete engineering of an energy crop digestion plant in Saxony-Anhalt. Conception, cost assessment, approval documents, tender documents, supervision of construction, start-up.
- Construction of a 1,5 km gas pipeline between a biogas plant and co-generator in Baden-Württemberg.
- Development of solution to dispose the unpleasent odour of a biogas plant in Baden-Württemberg and performance it.
- Consulting service of an electric utility for planning a biogas plant in Hesse.
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| 2006 | - Preliminary engineering of a cofermentation plant in North Rhine-Westphalia. Conception, cost assessment
- Consulting service - analysis of tenders for a biogas plant and configuration of supporting documents to prognose the acoustic emission.
- Complete engineering of a biogas plant for digestion of percolation water from organic waste in Lower Saxony. Conception, approval documentation, cost assessment, tender documents, supervision of construction; plant under construction
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Engineering of an energy crop digestion plant without manure in Rhineland-Palatinate. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop and manure digestion plant in Brandenburg. Conception, approval documentation, cost assessment, tender documents, supervision of construction; plant under construction
- Complete engineering of an energy crop digestion plant without manure in Rhineland-Palatinate.Conception, approval documentation, cost assessment, tender documents, supervision of construction; plant under construction
- Preliminary engineering of the enlargement of a Krieg & Fischer energy crop digestion plant without manure in Lower Saxony.Conception, approval documentation, cost assessment; start of construction 2007
- Issue of an expertise for the district court Münster (North Rhine-Westphalia).
- Consulting service, analysis and Optimisation of the installation engineering of a biogas company
- Consulting service, analysis and Optimisation of the installation engineering of standard biogas plant of a biogas company
- Complete engineering of a big energy crop and manure digestion plant in Saxony-Anhalt. Conception, approval documentation, cost assessment, tender documents, supervision of construction; plant under construction
- Preliminary engineering of the enlargement of a Krieg & Fischer cofermentation plant in North Rhine-Westphalia. Conception, approval documentation, cost assessment.
- Preliminary engineering of the enlargement of a Krieg & Fischer energy crop and manure digestion plant in Hesse. Under construction
- Preliminary engineering of an energy crop digestion plant without manure in North Rhine-Westphalia. Conception, approval documentation, cost assessment, tender documents
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| 2005 | - Preliminary engineering of a cofermentation plant in Rhineland-Palatinate. Conception, approval documentation, cost assessment
- Preliminary engineering of an energy crop and manure digestion plant without manure in Berlin. Conception, cost assessment
- Complete engineering of an energy crop digestion plant without manure in Bavaria. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering of an energy crop and manure digestion plant without manure in Saxony-Anhalt. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Brandenburg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in North Rhine-Westphalia. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Bavaria. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering of a biogas plant in Lower Saxony. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment
- Preliminary engineering of an energy crop digestion plant without manure in North Rhine-Westphalia. Conception, approval documentation, cost assessment
- Consultant services for the construction of a biogas plant in Schleswig-Holstein.
- Preliminary engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preparation of a study about the possibilities of an enlargement of a biogas plant.
- Consultant services for the construction of several energy crop digestion plants.
- Complete engineering of an energy crop digestion plant without manure in North Rhine-Westphalia. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
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| 2004 | - Engineering of the enlargement of a Krieg & Fischer energy crops and manure digestion plant in Mecklenburg-Vorpommern.
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of a cofermentation plant in North Rhine-Westphalia. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up.
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Supervision of a laboratory test about the digestion of bittern from a dairy factory.
- Engineering of the enlargement of a Krieg & Fischer cofermentation plant in Saxony-Anhalt. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up.
- Complete engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Mecklenburg-Vorpommern. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Issue of an expertise about the value of a biogas plant in Mecklenburg-Vorpommern.
- Preliminary engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment
- Preliminary engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop and manure digestion plant in Brandenburg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering of an energy crop and manure digestion plant in North Rhine-Westphalia. Conception, approval documentation, cost assessment
- Preliminary engineering of an energy crop and manure digestion plant in North Rhine-Westphalia. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Schleswig-Holstein. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preparation of the tender documents for a biogas plant for a general contractor.
- Preliminary engineering of a farm scale biogas plant in Lower Saxony. Conception, approval documentation, cost assessment
- Preliminary engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop digestion plant without manure in North Rhine-Westphalia. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Conception and Preliminary engineering of a biogas plant for digestion of energy crops without manure in North Rhine-Westphalia.
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment
- Start up and continued advisory service of operation of a energy crop and manure digestion plant in Baden-Württemberg
- Preparation of the approval documentation for an energy crop digestion plant without manure in Lower Saxony.
- Complete engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Bavaria. Conception, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preparation of a study about the extortion of sap from silage.
- Preliminary engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Lower Saxony. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering of a biogas plant in Bavaria. Conception, approval documentation, cost assessment
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop and manure digestion plant in Baden-Württemberg. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering of an energy crop digestion plant without manure in Bavaria. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering of an energy crop and manure digestion plant in Bavaria. Conception, approval documentation, cost assessment
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| 2003 | - Control and assessment of offers of different general contractors for a farm scale biogas plant in Saxony.Permission, analysis of existing offers concerning valuation of the concept, comparison of the process technology, control of the costs and economy (with IGUS GmbH, Dresden).
- Feasibility study about the potential for the construction of a biogas plant in a rural area of Germany.Conception, utilization of electricity and heat, distribution model, exploration of the best place, preplanning of the biogas plant, cost assessment and evaluation of the economy.
- Preliminary engineering of a large agricultural biogas plant with an input of pig manure of more than 100,000 m³. Process technology, layout of main components, cost assessment, measurement and process control technique.
- Extension of an existing biogas plant. Application for the permission, planning of new components.
- Expert assistance for an insurance regarding an accident at a biogas plant.
- Optimisation of an existing biogas plant with solids input device.
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| 2002 | - Preliminary engineering for a cofermentation biogas plant with an input of 30.000 m³/a. Conception, process technology, energy calculations, cost assessment, layout, biogas plant description
- Control and assessment of offers of different general contractors for a digestion plant. Inspection of quality, equipment, measurement and control technique and particularly process stability.
- Preliminary engineering for a digestion plant of the agro-industrial sector with an input of corn and grass. Technical realisation, conception, process technology, energy calculations, cost assessment, layout, biogas plant description
- Work on a consultative capacity for a general contractor for the assessment of a cofermentation biogas plant in South Korea.
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| 2001 | - Complete engineering for a farm-scale biogas plant in North West Germany. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering for a biogas plant for the digestion of manure and kitchen waste in West Germany. Conception, approval documentation, cost assessment
- Study and preliminary engineering for a large cofermentation biogas plant in West Germany based on a corn and organic industrial waste input. Conception, process technology, energy calculations, cost assessment, layout, biogas plant description, approval
- Complete engineering for a large farm biogas plant in East Germany. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete engineering for a large farm biogas plant for a Dutch farmer in East Germany. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering for extension of a large cofermentation biogas plant in North West Germany for a German general contractor. Conception, process technology, cost assessment, layout, biogas plant description, approval documentation
- Preliminary engineering for a large cofermentation biogas plant in North West Germany for a German general contractor. Conception, process technology, cost assessment, layout, biogas plant description, approval documentation
- Complete engineering for a large farm biogas plant in North East Germany. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Control of general contractor for a farm-scale biogas plant on behalf of the farmer. Cost control, inspection and approval, supervision of construction site
- Preliminary engineering for a farm-scale biogas plant in North West Germany for a German electrical supply (utility) company. Conception, process technology, cost assessment, layout, biogas plant description
- Preliminary engineering for a farm-scale biogas plant in West Germany for a public education farm for young farmers. Conception, process technology, cost assessment, layout, biogas plant description
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| 2000 | - Technical and financial investigation of a new desulphurisation system for a 10 years old large biogas plant in North West Germany
- Complete Engineering for a large cofermentation biogas plant in East Germany. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Study on the digestion of grass and starch for a farm-scale biogas plant in West Germany. Conception, process technology, cost assessment
- Study on the digestion of agricultural products for a biogas plant for three farms in West Germany. Conception, process technology, cost assessment
- Preliminary engineering for a farm-scale biogas plant for a public education farm for young farmers. Conception, process technology, cost assessment, layout, biogas plant description
- Preplanning for extension of an old biogas plant for cofermentation of biowaste from source separated organic household waste in Southwest Germany
- Complete Engineering for a farm-scale biogas plant. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering for a farm-scale biogas plant for pig manure and grass digestion. Conception, cost assessment
- Development of measurement techniques for four farm-scale biogas plants in West Germany. Remote control, detailed engineering, costs. See for this our references in Petrusheim, Schleupen and Dickhoven.
- Complete Engineering for a large farm-scale biogas plant in central Germany. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Complete Engineering for a farm-scale biogas plant in central Germany for pure grass digestion. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
- Preliminary engineering for a large cofermentation biogas plant in East Germany for a German general contractor. Conception, process technology, energy calculations, cost assessment, layout, biogas plant description
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| 1999 | - Engineering of a thermophilic, two-stage biogas plant for the digestion of kitchen waste for a German plant construction company: calculation, flow-sheet, measurement devices, dewatering of digestion stage
- Optimisation of a large-scale German biogas plant for the digestion of biowaste: Controlling on site, expert opinion, proposals for improvement, advisory
- Engineering, calculation and construction supervision of a farm-scale biogas plant.
- Preplanning and Engineering of methanisation stage for a biogas plant for digestion of waste water and waste of a factory for starch production (potato-starch).Cost assessment, preparation of tenders, technical calculation of tanks, mixers, pumps, tubes, electro-, measurement & control technology, etc.
- Engineering for a biogas plant for the digestion of residual waste in Germany for an engineering bureau incl. development of process technique and cost assessment
- Detailed plannings, preparation of tender documents, construction supervision of an agricultural biogas plant for a consulting company
- Study for total treatment of manure and cofermentation products up to drinking water quality for a plant construction company
- Expert study on the effects of digested manure and kitchen waste applied on agricultural fields
- Several consulting activities for plant construction companies for engineering and realisation of biogas plants, i. e. in process technique, heat exchangers, pumps, etc.
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| 2022 | - Consulting for the operation of a biogas plant in Japan (biological processes and optimisation)
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| 2021 | - Complete design and construction of a biogas plant in Japan
- Consulting and supervision of repair work and recommissioning of a biogas plant in Japan
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| 2019 | - Planning of a biogas plant in Japan
- Preplanning of a biogas plant for the digestion of energy crops in Japan
- Planning of a biogas plant for the digestion of agricultural substrates in Japan
- Planning of a biogas plant for the digestion of waste in Japan
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| 2018 | - Operator servicefor a biogas plant in Japan
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| 2017 | - Construction of a biogas plant in Japan, detail planning, supervision and start-up
- Exchange the co-generator, supervision and start-up of a biogas plant in Japan
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| 2016 | - Preplaning of a biogas plant in Japan
- Preplanning of a biogas plant in Japan
- Preplanning of a biogas plant in Japan
- Preplanning of a biogas plant in Japan
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| 2015 | - Operator service (module: biological support) for a biogas plant in Japan
- Complete engineering and construction of a biogas plant for the digestion of waste in Japan; Concept, draft planning, execution planning, contract awarding process, construction supervision and controlling, documentation and start up.
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| 2014 | - Pre-planning of a Biogas Plant in Japan
- Issue a technical Feasibility Study for a Biogas Plant in Japan
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| 2013 | - Addition of a second digester, CHP and several storage tanks to an existing biogas plant in Japan
- Optimising an existing biogas plant in Japan
- Technical and economical comparison of 6 biogas treatment plants
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| 2012 | - Extension of an agricultural biogas plant in Japan
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| 2002 | - Dimension and creation of offers for heating exchangers, agitators and tanks for a biogas plant in Japan.
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| 2001 | - Preliminary engineering for two cofermentation biogas plant for two Japanese general contractors. Conception, process technology, energy calculations, cost assessment, layout, biogas plant description
- Engineering for several heat exchanger and biogas systems for a Japanese general contractor. Suitable for several biogas plants, tender documents, costs
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| 2000 | - Preliminary Engineering of a biogas plant for 3.000 pigs in Japan for a German general contractor, cost assessment, plant description
- Preliminary engineering for two large cofermentation biogas plants for a German general contractor. Conception, process technology, energy calculations, cost assessment, layout, biogas plant description
- Preplanning and conception for a large agricultural biogas plant located on Hokkaido, Japan for a German general contractor. Cost assessment, technical discussions in Japan, negotiations, detailed engineering
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| 1999 | - Delivery of tanks, gas system and diesel gas engine for a biogas plant. Knowhow provision for Japanese engineering bureau
- Calculation, conception, pre-engineering, cost assessment, preparation of quotation for a large-scale biogas plant (manure, cofermentation products) in Japan for a German plant construction company
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| 2022 | - Technical feasibility study for several waste-to-energy plants on the Canary Islands/ Spain
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| 2020 | - Technical evaluation and dimensioning of a biogas plant in Spain
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| 2012 | - Isolation of the first digester of a biogas plant in Spain
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| 2011 | - Engineering of a biogas plant for the digestion of waste in Spain. Conception, Final design and Start-up
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| 2010 | - Technical and agricultural advice for preliminary design of a large-scale biogasproject with energy Spain
- Extension of an existing coferemtation biogas plant in Spanien
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| 2009 | - Operator service (kf-operator)for a co-fermentation-plant in Spain
- Complete engineering of a biogas plant in Spain: design, permission, cost assessment, call for tender, supervision and start-up
- Complete engineering of a biogas plant for the digestion of waste in Spain: design, permission, cost assessment, call for tender, supervision and start-up
- Complete engineering of a biogas plant in Spain: design, permission, cost assessment, call for tender, supervision and start-up
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| 2008 | - Complete design of a waste fermentation biogas plant in Spain: conception, permission, cost assessment, call for tender, supervision and start-up
- Complete design of a biogas plant for the digestion of waste in Spain: Design, permission, cost assessment call for tender, supervision and start-up
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| 2007 | - Extension of a cofermentation plant in Spain, which was built by Krieg & Fischer Ingenieure GmbH.
- Preliminary engineering of a cofermentation plant in Spain. Detailed planning, technical preparation, supervision of construction, start-up.
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| 2006 | - Complete engineering of a biogas plant for the digestion of kitchen waste in Spain. Conception, approval documentation, cost assessment, tender documents, supervision of construction, start-up
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| 2004 | - Preparation of a study about monodigestion of residues of the olive oil industry in a biogas plant in Spain.
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| 2001 | - Participation in a biogas project financed by the European Union together with Spanish and Austrian companies. Conception of biogas technology for medium sized and large biogas plants in Spain.
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| 2000 | - Preliminary engineering for a large cofermentation biogas plant for a German general contractor. Conception, process technology, energy calculations, budget cost assessment, layout, biogas plant description
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| 1999 | - Calculation, conception, pre-engineering, cost assessment, preparation of quotation for a large-scale biogas plant (pig manure) in Spain for a German plant construction company
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