C22B - CPC Classification

• C22B1/00 » Preliminary treatment of ores or scrap 206
• C22B11/00 » Obtaining noble metals 64
• C22B13/00 » Obtaining lead 16
• C22B15/00 » Obtaining copper 56
• C22B17/00 » Obtaining cadmium 1
• C22B19/00 » Obtaining zinc or zinc oxide 21
• C22B21/00 » Obtaining aluminium 17
• C22B23/00 » Obtaining nickel or cobalt 38
• C22B25/00 » Obtaining tin 1
• C22B26/00 » Obtaining alkali, alkaline earth metals or magnesium 17
• C22B3/00 » Extraction of metal compounds from ores or concentrates by wet processes 44
• C22B30/00 » Obtaining antimony, arsenic or bismuth 5
• C22B34/00 » Obtaining refractory metals 10
• C22B35/00 » Obtaining beryllium 5
• C22B4/00 » Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys 51
• C22B41/00 » Obtaining germanium 17
• C22B43/00 » Obtaining mercury 60
• C22B47/00 » Obtaining manganese 124
• C22B5/02 » Dry methods {smelting of sulfides or formation of mattes} 55
• C22B58/00 » Obtaining gallium or indium 76
• C22B59/00 » Obtaining rare earth metals 514
• C22B60/02 » Obtaining thorium, uranium, or other actinides 20
• C22B61/00 » Obtaining metals not elsewhere provided for in this subclass 97
• C22B7/00 » Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; {Methods of a general interest or applied to the winning of more than two metals } 75
• C22B9/00 » General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals 56