CPC Main Group
C09C 1/00 Treatment of specific inorganic materials other than fibrous fillers (tenebrescent materials C09K9/00; luminescent materials C09K11/00); Preparation of carbon black
20 direct subcodes
Child Classifications
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- C09C 1/02 Compounds of alkaline earth metals or magnesium
- C09C 1/04 Compounds of zinc
- C09C 1/10 Compounds of cadmium
- C09C 1/14 Compounds of lead
- C09C 1/22 Compounds of iron
- C09C 1/28 Compounds of silicon
- C09C 1/34 Compounds of chromium
- C09C 1/36 Compounds of titanium
- C09C 1/38 Compounds of mercury
- C09C 1/40 Compounds of aluminium
- C09C 1/44 Carbon
- C09C 1/62 Metallic pigments or fillers
- C09C 1/66 Copper alloys, e.g. bronze