DIFF Subgroup
C01B 33/08 Compounds containing halogen
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Silicon; Compounds thereof > Compounds containing halogen
CPC:
Silicon; Compounds thereof ( C01B21/00, C01B23/00 take precedence; persilicates C01B15/14; carbides C01B32/956) > Compounds containing halogen
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- C01B 33/10 Compounds containing silicon, fluorine, and other elements +1 CPC IPC+CPC Available in IPC and CPC