IPC Subgroup
B01D 33/72 for feeding
Introduced: January 1990
Last revised: January 2006
Full Title
Filters with filtering elements which move during the filtering operation > having feed or discharge devices > for feeding
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- SEPARATION