Nesemeier GmbH
About
Nesemeier GmbH, founded in 1998 and based in Blomberg, Germany, manufactures biogas plant components and provides installation, rehabilitation, and maintenance services for the European and global biogas industry. The company operates from a facility with over 5,000 m² of warehouse space, maintaining a large parts inventory that enables rapid response for biogas operators. Nesemeier's manufacturing portfolio includes paddle agitators (Paddelruhrwerke) for low-speed, high-torque substrate mixing in digesters, submersible motor agitators (Tauchmotorruhrwerke) for continuous mixing and sedimentation prevention, digester roofs for gas-tight enclosure of fermentation vessels, external gas storage systems for buffer capacity between production and utilization, working platforms and inspection walkways, stair towers, and tension membrane films (Tragluftfolien). In-house capabilities span design engineering, production, and a certified welding shop, with the company holding DIN EN ISO 9001:2015, WHG specialist company, and EN 1090 structural steel conformity certifications. Field services cover assembly and installation, piping construction, rehabilitation and protective coating of concrete and steel surfaces, maintenance and servicing, winter preparedness inspections, and emergency service available on weekends and holidays via WhatsApp photo support. The company's website is available in 14 languages.
Key Products
Low-speed, high-torque paddle agitators for mixing and homogenizing substrate in biogas digesters, ensuring even fermentation and preventing crust formation.
Submersible motor-driven agitators installed inside biogas digesters for continuous substrate mixing and preventing sedimentation.
Specialized digester roof systems for biogas plants, providing gas-tight enclosure and structural covering for fermentation vessels.
Freestanding external gas storage systems that provide buffer capacity for biogas between production and utilization, separate from the digester.
Custom piping systems and pipeline construction for biogas plants, connecting digesters, gas storage, CHP units, and other process components.
Steel working platforms and maintenance walkways providing safe access for inspection, servicing, and operation of biogas plant equipment.
Steel stair towers providing vertical access to elevated biogas plant components such as digester roofs and gas storage systems.
High-strength tension membrane films used for gas-tight covering of digesters and gas storage systems in biogas plants.
Comprehensive inventory of replacement parts and attachments for biogas plant maintenance and repair, available from 5,000 m² warehouse.
On-site rehabilitation and protective coating services for concrete and steel surfaces in biogas plants, extending service life and preventing corrosion.
Regular maintenance and repair services for biogas plant components including agitators, roofs, gas storage, and piping systems.
Seasonal preparedness inspection service ensuring biogas plants are protected and operational through cold weather conditions.
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