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)

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)

Child Classifications

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• B01D 35/143 Filter condition indicators
• B01D 35/147 Bypass or safety valves
• B01D 35/15 Bidirectional working filters
• B01D 35/153 Anti-leakage or anti-return valves
• B01D 35/157 Flow control valves: Damping or calibrated passages