CPC Subgroup Additional Only
B01D 2201/204 Systems for applying vacuum to filters
Full Title
Details relating to filtering apparatus > Pressure-related systems for filters > Systems for applying vacuum to filters
2 direct subcodes
Child Classifications
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- B01D 2201/206 by the weight of the liquid in a tube, e.g. siphon, barometric leg
- B01D 2201/208 by venturi systems