Degasification of liquids

Introduced: September 1968

CPC subdivides this area 9x more granularly than IPC with 8 additional codes.

8 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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B01D 19/0005 +1 CPC CPC only CPC only
B01D 19/0021 +1 CPC CPC only CPC only
B01D 19/0031 CPC only CPC only
B01D 19/0036 CPC only CPC only
B01D 19/0042 +2 CPC CPC only CPC only
B01D 19/0063 CPC only CPC only
B01D 19/0068 CPC only CPC only
B01D 19/0073 +4 CPC CPC only CPC only
B01D 19/02 Foam dispersion or prevention (during boiling B01B1/02; during fermentation C12) IPC+CPC Available in IPC and CPC