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中文
This class includes: - production of basic precious metals: * production and refining of unwrought or wrought precious metals: gold, silver, platinum etc. from ore and scrap - production of precious metal alloys - production of precious metal semi-products - production of silver rolled onto base metals - production of gold rolled onto base metals or silver - production of platinum and platinum group metals rolled onto gold, silver or base metals - production of aluminium from alumina - production of aluminium from electrolytic refining of aluminium waste and scrap - production of aluminium alloys - semi-manufacturing of aluminium - production of lead, zinc and tin from ores - production of lead, zinc and tin from electrolytic refining of lead, zinc and tin waste and scrap - production of lead, zinc and tin alloys - semi-manufacturing of lead, zinc and tin - production of copper from ores - production of copper from electrolytic refining of copper waste and scrap - production of copper alloys - manufacture of fuse wire or strip - semi-manufacturing of copper - production of chrome, manganese, nickel etc. from ores or oxides - production of chrome, manganese, nickel etc. from electrolytic and aluminothermic refining of chrome, manganese, nickel etc., waste and scrap - production of alloys of chrome, manganese, nickel etc. - semi-manufacturing of chrome, manganese, nickel etc. - production of mattes of nickel - production of uranium metal from pitchblende or other ores - smelting and refining of uranium This class also includes: - manufacture of wire of these metals by drawing - production of aluminium oxide (alumina) - production of aluminium wrapping foil - manufacture of aluminium (tin) foil laminates made from aluminum (tin) foil as primary component - manufacture of precious metal foil laminates
This class excludes: - casting of non-ferrous metals, see 2432 - manufacture of precious metal jewellery, see 3211