CPC Main Group
C10C 1/00 Working-up tar
6 direct subcodes
Child Classifications
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- C10C 1/02 Removal of water (by distillation C10C1/06 )
- C10C 1/04 by distillation
- C10C 1/18 by extraction with selective solvents (preparation of hydrocarbon oils from tar oils C10G21/00)
- C10C 1/19 by thermal treatment not involving distillation
- C10C 1/20 Refining by chemical means (obtaining hydrocarbon oils C10G)