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

Child Classifications

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• B01D 35/005
• B01D 35/02 Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks, (B01D35/05 takes precedence; )
• B01D 35/05 Floating filters
• B01D 35/06 Filters making use of electricity or magnetism (ultrafiltration, microfiltration B01D61/14; electrodialysis, electro-osmosis B01D61/42; devices comprising filters and magnetic separators B03C1/30)
• B01D 35/10 Brush filters
• B01D 35/12 Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
• B01D 35/14 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)
• B01D 35/16 Cleaning-out devices
• B01D 35/18 Heating or cooling the filters
• B01D 35/20 Vibrating the filters (regenerating filter material by vibrations in filters with stationary filtering elements B01D29/72; discharging the filter cake by vibrations in filters with moving filtering elements B01D33/54, B01D33/76)
• B01D 35/22 Directing the mixture to be filtered on to the filters in a manner to clean the filters
• B01D 35/24 Providing loose granular material to scratch the filters clean
• B01D 35/26 Filters with built-in pumps
• B01D 35/28 Strainers not provided for elsewhere
• B01D 35/30 Filter housing constructions