| IPC 6 English version |
 C22 - C22B 13/10 |
| C22B01500-C22B06100 |
|
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| SECTION C– CHEMISTRY; METALLURGY |
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| C 22 | METALLURGY (of iron C 21) |
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| C 22 B | PRODUCTION OR REFINING OF METALS (making metallic powder or suspensions thereof B 22 F 9/00; electrolytic C 25) |
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15/ | 00 | Obtaining copper |
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15/ | 02 | . | in blast furnaces |
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15/ | 04 | . | in reverberatory furnaces |
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15/ | 06 | . | in converters |
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15/ | 14 | . | Refining |
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17/ | 00 | Obtaining cadmium |
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17/ | 02 | . | by dry processes |
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17/ | 06 | . | Refining |
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19/ | 00 | Obtaining zinc or zinc oxide |
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19/ | 02 | . | Preliminary treatment of ores; Preliminary refining of zinc oxide |
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19/ | 04 | . | Obtaining zinc by distilling |
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19/ | 06 | . | . | in muffle furnaces |
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19/ | 08 | . | . | in blast furnaces |
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19/ | 10 | . | . | in reverberatory furnaces |
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19/ | 12 | . | . | in crucible furnaces |
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19/ | 14 | . | . | in vertical retorts |
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19/ | 16 | . | . | Distilling vessels |
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19/ | 18 | . | . | . | Condensers; Receiving vessels |
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19/ | 20 | . | Obtaining zinc otherwise than by distilling |
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19/ | 28 | . | from muffle furnace residues |
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19/ | 30 | . | from metallic residues or scraps |
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19/ | 32 | . | Refining zinc |
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19/ | 34 | . | Obtaining zinc oxide (purifying zinc oxide C 01 G 9/02) |
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19/ | 36 | . | . | in blast or reverberatory furnaces |
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19/ | 38 | . | . | in rotary furnaces |
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21/ | 00 | Obtaining aluminium |
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21/ | 02 | . | with reducing |
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21/ | 04 | . | with alkali metals |
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21/ | 06 | . | Refining |
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23/ | 00 | Obtaining nickel or cobalt |
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23/ | 02 | . | by dry processess |
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23/ | 06 | . | Refining |
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25/ | 00 | Obtaining tin |
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25/ | 02 | . | by dry processes |
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25/ | 06 | . | from scrap, especially tin scrap (by electrolytic process C 25 C 1/14) |
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25/ | 08 | . | Refining |
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26/ | 00 | Obtaining alkali, alkaline earth metals or magnesium [2] |
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26/ | 10 | . | Obtaining alkali metals [2] |
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26/ | 12 | . | . | Obtaining lithium [2] |
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26/ | 20 | . | Obtaining alkaline earth metals or magnesium [2] |
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26/ | 22 | . | . | Obtaining magnesium [2] |
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30/ | 00 | Obtaining antimony, arsenic or bismuth [2] |
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30/ | 02 | . | Obtaining antimony [2] |
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30/ | 04 | . | Obtaining arsenic [2] |
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30/ | 06 | . | Obtaining bismuth [2] |
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34/ | 00 | Obtaining refractory metals [2] |
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34/ | 10 | . | Obtaining titanium, zirconium or hafnium [2] |
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34/ | 12 | . | . | Obtaining titanium [2] |
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34/ | 14 | . | . | Obtaining zirconium or hafnium [2] |
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34/ | 20 | . | Obtaining niobium, tantalum or vanadium [2] |
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34/ | 22 | . | . | Obtaining vanadium [2] |
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34/ | 24 | . | . | Obtaining niobium or tantalum [2] |
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34/ | 30 | . | Obtaining chromium, molybdenum or tungsten [2] |
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34/ | 32 | . | . | Obtaining chromium [2] |
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34/ | 34 | . | . | Obtaining molybdenum [2] |
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34/ | 36 | . | . | Obtaining tungsten [2] |
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35/ | 00 | Obtaining beryllium |
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41/ | 00 | Obtaining germanium |
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43/ | 00 | Obtaining mercury |
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47/ | 00 | Obtaining manganese |
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58/ | 00 | Obtaining gallium or indium [2] |
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59/ | 00 | Obtaining rare earth metals |
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60/ | 00 | Obtaining metals of atomic number 87 or higher, i.e. radioactive metals [2] |
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60/ | 02 | . | Obtaining thorium, uranium or other actinides [2] |
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60/ | 04 | . | . | Obtaining plutonium [2] |
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61/ | 00 | Obtaining metals not elsewhere provided for in this subclass (iron C 21) |
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| C22 - C22B 13/10 |  |
