7 Machines, equipment and their components for the production of energy and the use of energy; rotating and static electric machines; pneumatic, hydraulic, wind, solar, thermal and nuclear machines; digitally controlled machines; dynamos; generators; air, gas and steam compressors; pumps (machines) and pumping equipment; hydraulic pumps; steam generating apparatus (parts of machines); boiler collectors; valves and gates; generators, electrochemical and magnetoaerodynamic generators; generator producing electricity; electric motors; gas turbines, steam turbines, hydraulic turbines; industrial turbines; diesel and gas engines reciprocating with internal and external combustion; mills; air filters; water filters; all for these products being intended to the equipment of power generation stations and other installations of power generation.
9 Electrical and electronic instruments, components and equipment (included in this class) for the production and the distribution of electricity, and the use of energy; electrotechnical, measuring, signalling, regulation, control, protection, surveillance, cut-off, checking (supervision), life-saving apparatus and instruments; products for the control of motors and electrical, electronic and computer equipment; apparatus and instruments for conducting, distributing, transforming, accumulating, adjusting or controlling electric current; electrochemical generators; accumulators and batteries, electric; fuel cells; magnetohydrodynamic generators; electrical conductors; energy transmission wires and cables; ducts (electricity); decentralized power generation stations; high voltage equipment for use in power stations; control systems for electric networks; conversion sub-stations; compensators, in particular chemically-active energy compensators, generators of electricity; electric test equipment and stations; air and water purifying apparatus and machines; monitoring, control and supervision material and equipment for automated processes for industry and production, transmission and distribution of energy; electrical energy conversion material and equipment; apparatus and instruments for the control of the air and water; all of these products being intended for the equipment of power generation stations and other installations of power generation.
11 Installations, apparatus for lighting, air conditioning, heating, air preheating, steam generating, refrigerating, drying, ventilating, water supply; lighting regulators, dampers (heating), air filters, water filters; nuclear reactors; generators; installations for the treatment of fuels and nuclear moderators; heating machines, boiler (heating and electricity); industrial water boilers; burners; incinerators for domestic garbage (waste), all of these products being intended for the equipment of power generation stations and other installations of power generation.
37 Building construction; repair; installation services (putting into service), operation (putting into service), rental and maintenance services for all apparatus, materials, machines, equipments and services destined for power generation stations and other installations of power generation; realisation of infrastructure projects for power generation, planning, building, raising, installation, supervision, testing, maintenance including cleaning and repair of plants for electric power stations, for industrial electric plants, for plants for incineration or processing of domestic and industrial garbage (waste), heating, air conditioning, ventilating and refrigerating plants.
39 Transport and distribution of energy, transport and distribution of water fuels and electricity.
40 Treatment of materials; air purification and regeneration; incineration of waste and trash, production of energy.
42 Study of technical projects pertaining to all apparatus, equipment and machines relating to the fields of electro-technology, mechanics, transmission of electric energy, nuclear engineering, locomotion, electrochemical engineering, civil engineering, study of projects of turnkey power generation stations and other installations of power generation; engineering, conception, monitoring of turnkey infrastructures projects for the transport and the distribution of energy, consultancy and audit in the field of environmental protection.