CPC Subgroup
B01D 21/02 Settling tanks
Full Title
Separation of suspended solid particles from liquids by sedimentation ( ; differential sedimentation B03D3/00; devices for separating or removing fatty or oily substances or similar floating material from water, waste water or sewage C02F1/40) > Settling tanks
2 direct subcodes
Child Classifications
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- B01D 21/04 with moving scrapers
- B01D 21/08 provided with flocculating compartments