IPC Subgroup
B01D 25/22 Cell-type filters
Introduced: September 1968
Last revised: January 2006
Full Title
Filters formed by clamping together several filtering elements or parts of such elements > Cell-type filters
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- SEPARATION
2 direct subcodes
Child Classifications
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- B01D 25/24 Cell-type roll filters
- B01D 25/26 Cell-type stack filters