4
Fuels; biofuels; gas fuels; liquid fuels
7
Uninterruptible power supplies (installations) for the generation of electrical energy, bioenergy, biofuels and biogas; apparatus for waste, waste-derived fuels and biomass heat recovery; installations for use in the recovery of waste, waste-derived fuels and biomass heat; plants for the conversion of waste, waste-derived fuels and biomass into energy, fuels and gas
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; installations for gasification and catalytic conversion of garbage; installations for gasification and catalytic conversion of waste, waste-derived fuels and biomass; installations for fluidised bed gasification of waste, waste-derived fuels and biomass; installations for catalytic conversion of waste, waste-derived fuels and biomass; heat recovery apparatus (other than parts of machines); heat recovery devices (other than parts of machines); heat recovery instruments (other than parts of machines); machines for the recovery of heat; furnaces; furnaces for industrial use; furnaces for gas recovery purposes; furnaces for decontaminating metals; furnaces for melting metals; heating furnaces other than for laboratory experiments; articles for use in the application and/or production of heat in furnaces; heating apparatus for furnaces; shaped fittings for furnaces; carbon electrodes for use in furnaces; waste conversion plants; installations for the treatment of waste products, waste-derived fuels and biomass; installations for the treatment of waste, waste-derived fuels and biomass; filters for waste gas, waste-derived fuels and biomass purification; heating apparatus for use in the treatment of waste material, waste-derived fuels and biomass
37
Vehicle refuelling; refuelling of land vehicles; vehicle service stations [refuelling]
40
Treatment of materials; treatment (recycling) of waste, waste-derived fuels and biomass; treatment (transformation) of waste, waste-derived fuels and biomass; treatment of waste materials, waste-derived fuels and biomass; production of energy; incineration, destruction and recycling of waste and trash, waste-derived fuels and biomass; sorting of waste and recyclable materials; conversion of solid waste into fuel and vitrified slag residue; decontamination of nuclear waste; material treatment of waste, waste-derived fuels and biomass; processing of waste materials, waste-derived fuels and biomass; treatment (recycling) of radioactive waste, waste-derived fuels and biomass; treatment of chemical waste, waste-derived fuels and biomass; treatment of hazardous waste, waste-derived fuels and biomass; treatment of industrial waste, waste-derived fuels and biomass; treatment of toxic waste, waste-derived fuels and biomass; waste management information; waste management services (recycling)