CPC Subgroup
C01B 32/16 Preparation
Full Title
Carbon; Compounds thereof (C01B21/00, C01B23/00 take precedence; percarbonates C01B15/10; carbon black C09C1/48) > Nano-sized carbon materials > Carbon nanotubes > Preparation
3 direct subcodes
Child Classifications
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- C01B 32/162 characterised by catalysts
- C01B 32/164 involving continuous processes
- C01B 32/166 in liquid phase