starter motors; engines and motors for generation of electricity; agitators for circulating liquid media; conveyors; machines for gas utilization and gas disposal; catalytic converters; generators of electricity; compressors for machines; gas and steam turbines; transmission gears for machines, namely, couplings, gear wheels, gears, shafts, belt and chain drives; electric egg beaters; waste crushing machines; regulators being parts of machines; agricultural machines, namely, machines and installations for the production of raw materials for extracting biogas; screw conveyors; heat exchangers being part of machines; centrifugal grinding machines; agitators, namely, agitators for biogas installations, large-blade agitators, submersible motor-driven agitators, paddle agitators; machines for conveying solids; water pumps; gas condensers

apparatus for recording, transmission or reproduction of sound or images; computers; remote control, systems for monitoring, analysis and control, namely, electric installations for the remote control of industrial operations; analysis instruments for gas and liquids; automatic switching installations; control valves for regulating the flow of gases and liquids; pH meters; gas sensors for measuring gas concentration, namely, methane, carbon dioxide, oxygen, ammonia, hydrogen and hydrogen sulphide; measuring apparatus for analyzing liquids, namely, a measuring apparatus for identifying fatty acids, nitrogen, heavy metals, salt content; gas detectors for detecting the presence of gas; electric accumulators; battery chargers; battery plates; acid meters for batteries; electric indicator panels; laboratory equipment and supplies, namely, incubators; solar batteries; galvanic batteries; galvanizing machines; galvanometers; capacitors; electric conductors; membranes for scientific apparatus; acid hydrometers; switch boxes; voltmeters; current rectifiers; electricity conduits; ammeters; circuit breakers; converters; electric transformers; transistors; electric connectors; secondary fermenters; fuel cells; block-type thermal power stations; tanks for storing substrates for biogas; mixers, namely, mixing installations for mixing substrates for biogas installations; gas condensers; dosage dispensers for storing and dosing substrates for biogas installations; concentration meters for measuring concentrations of hazardous materials; electronic equipment for mine detection

heating systems comprised primarily of tubes, pipes and pre-assembled manifolds through which cold or low temperature water circulates; refrigerating machines; heat sinks for use in heating, cooling and ventilating apparatus; boiler machines, namely, heating, steam, waste and gas boiler machines; steam generators; gas injectors for disbursing solids and/or liquids for purification and sterilization purposes; flare stacks for use in release of gases; waste water sewage purification units; steam boilers; gas burners for industrial, commercial and domestic use; electrochemical gas generators; gas boilers; electro-chemical flue gas scrubbing apparatus; air purification units; water purification units; regulating accessories for gas supply, namely, metered valves and pipes; evaporators for chemical processing; hydro-generation equipment and components, namely, hydrogen generators; hydrogen purifiers; hydrogen purification membranes; fuel processors and steam reformers; gas regulators; equipment for the utilization of biogas, namely, gas burners; heating furnaces for industrial purposes; heat pumps; heat regenerators; heat accumulators; heat exchangers; bioreactor for use in the treatment of waste water; fermenters and continuous-flow fermenters

building construction and repair; installation of biogas plants; maintenance and repair of energy technology and environmental technology installations; repair of biogas installations and installations for generating renewable energy and power heat couplings; construction planning

scientific research; technological consultation in the technology field of biogas plants; scientific consultation in the field of chemistry; engineering services; agricultural research; industrial design; preparing environmental compliance reports; technical surveying; mechanical research; installation of computer programs; construction drafting; scientific research in the field of physics; planning of biogas installations, design planning, and implementation planning; engineering services for building and property condition assessment, facility management, repair and restoration, building instrumentation and monitoring; working on and evaluating chemical analysis; bacteriological research; biological research and chemical research; technology supervision and inspection in the field of biogas installations; chemical analysis of nutrients, fertilizers, fatty acids, contaminants, salmonella, waste water; updating of computer software for others; computer software design for others; rentals of computers and software; recovery of computer data; computer programming for others; water quality control services; process control engineering for controlling biogas installations