Carbon materials, in particular graphite, carbon, carbon graphite, electrographite, metal graphite; silicon carbide for use in industry, including reaction-bonded and carbonaceous silicon carbide; chemical compositions for the manufacture of technical ceramics; graphite for industrial purposes; artificial resin-bonded graphite for industrial purposes; graphite felt, in particular infiltrated with pyrolytic carbon, for industrial purposes; graphite felt, in particular coated with pyrolytic carbon, for industrial purposes; silicon dioxide for industrial purposes

Ceramic industrial gas burners; burner pipes for ceramic industrial gas burners; stoves, namely, gas stoves, electric stoves and vacuum furnaces; oven linings and oven fittings in moulded form consisting of carbon materials, in particular made predominantly of graphite felt and of carbon fibre reinforced carbon, in particular infiltrated with pyrolytic carbon; industrial oven linings and industrial oven fittings in moulded form consisting of carbon materials, in particular made predominantly of graphite felt and of carbon fibre reinforced carbon, in particular coated with pyrolytic carbon; jet tubes consisting of carbon materials and chimney flues being parts for gas burners and furnace installations; heat exchangers; irrigation spray nozzles, in particular for flue gas desulphurisation installations, all being mainly of ceramic materials or enamelled metal; heating apparatus and drying apparatus, namely, drying apparatus for chemical processing; heating furnaces, tempering furnaces and continuous furnaces

Plastics in extruded form for use in manufacture; insulating materials, other than for use in building, namely, isolation materials in the nature of graphite felt for ovens, high temperature applications, vacuum furnaces and the photovoltaic industry; flexible pipes, not of metal; components of carbon fibre reinforced composites, not for use in buildings, or for textile use; components of carbon and graphite being semi-finished products, not for use in buildings or textile use, in particular of graphite felt, in particular infiltrated with pyrolytic carbon for use as oven linings and oven fittings; components of carbon and graphite being semi-finished products, not for use in buildings or textile use, in particular of graphite felt, in particular coated with pyrolytic carbon for use as oven linings and oven fittings; non-metal sealing rings for use as connection seals; semi-finished carbon materials in the nature of fibres and not for textile use; carbon fibres not for textile use, semi-finished carbon graphite materials in the nature of fibres not for textile use; semi-finished graphite materials in the form of plates, blocks, cylinders, rods, blanks, sheets for use as oven linings and oven fittings; semi-finished carbon composite materials in the nature of fibres not for textile use; all of the aforesaid semi-finished products being impregnated, reinforced and with protective surface coatings either wholly or partially, in particular containing pyrolytic carbon, not for use in building and included in this class