1
Chemical preparations and substances for use in industry; gases for use in industry, including high pressure gases, gases in liquid, dissolved, compressed or solid form, including cooling media; oxygen and oxygen gas, hydrogen, liquid hydrogen, nitrogen, argon, helium, carbon dioxide gas, carbides, hydrogen carbides; carbon acid gas; water-repellent agents (chemicals); liquid air and compressed air; media (chemical) in solid form, which under normal conditions are gaseous or liquid media, namely carbon dioxide (dry ice); semiconducting gases; chemicals for use in welding; welding and fusion gases
4
Industrial oils and greases; lubricants; dust absorbing, wetting and binding compositions; fuels and illuminants; gasoline, light oil, heavy oil, kerosene, liquefied petroleum gases, liquefied natural gas, biogas and synthetic gas; gas sold in cylinders; candles and wicks
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; apparatus for supplying gas for industrial and household purposes; gas apparatus for gas supply, with liquid gas tanks, evaporators, regulating and safety components, included in class 11; regulating and safety fittings for gases/gas pipes; apparatus for separating air or other gas mixtures; apparatus for the cleaning, recovery and/or intermediate storage of gases and gas mixtures; evaporators and condensers for gases and liquid gases; gas generators; burners, in particular gas burners of all kind; industrial furnaces and heating furnaces; braziers; boilers; cooking stoves; gas cartridge cookers; gas stoves; gas ranges; gas cookers; gas-operated room air conditioners; gas-operated warm-air-generating apparatus; gas heaters for water; home generators; sinks; household air cleaners; refrigerators including refrigerators equipped with freezers; ice machines; electric rice cookers and other electric cooking appliances; bath tubs; showers; sanitary fittings, included in Class 11; water purifiers; sewage disposal tanks; garbage incinerators; electric coffee percolators and machines; parts and fittings for the afore goods