CPC Subgroup
B01D 35/157 Flow control valves: Damping or calibrated passages
Full Title
Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions > Safety devices specially adapted for filtration (preventing or minimising fires or explosions A62C); Devices for indicating clogging (incorporated in a throw-away filter B01D27/10) > Flow control valves: Damping or calibrated passages
2 direct subcodes
Child Classifications
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