IPC Subgroup
B01D 21/02 Settling tanks
Introduced: September 1968
Last revised: January 2006
Full Title
Separation of suspended solid particles from liquids by sedimentation > Settling tanks
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 21/04 with moving scrapers
- B01D 21/08 provided with flocculating compartments