DIFF Subgroup
B01D 36/02 Combinations of filters of different kinds (B01D29/50, B01D33/35 take precedence)
Introduced: January 1985
Title
Titles differ between systems:
IPC: Combinations of filters of different kinds
CPC: Combinations of filters of different kinds (B01D29/50, B01D33/35 take precedence)
Full Title
Full titles differ between systems:
IPC:
Filter circuits or combinations of filters with other separating devices > Combinations of filters of different kinds
CPC:
Filter circuits or combinations of filters with other separating devices > Combinations of filters of different kinds (B01D29/50, B01D33/35 take precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.