Patents
Patents for B01D 35 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups; Auxiliary devices for filtration; Filter housing constructions (28,776)
07/1998
07/16/1998CA2277376A1 Filter, in particular for the lubricating oil of an internal combustion engine
07/15/1998EP0779948B1 Liquid filter with integral pressure regulator
07/14/1998US5779903 Filter assemblies and end caps for filter assemblies
07/14/1998US5779900 In-situ cleanable filter with filtered cleanser
07/14/1998US5779898 Control device for filters in at least two partial fluid streams
07/14/1998US5779891 Non-fouling flow through capacitor system
07/14/1998US5778926 Pressure regulating valve and fuel supply system using the same
07/14/1998CA1339951C Filtering apparatus
07/08/1998EP0852293A1 Fuel filter
07/08/1998EP0852158A1 Dual media primary/secondary fuel filter
07/08/1998EP0548289B1 Method of washing an upflow filter
07/08/1998CN2285674Y UV tube locating device for water filter
07/08/1998CN2285673Y Oil vacuum filter
07/07/1998US5776341 Fuel intake device for fuel systems
07/07/1998US5776332 Fuel system with sight-glass
07/06/1998CA2225775A1 Dual media primary/secondary fuel filter
07/02/1998WO1998028059A1 Fuel intake device for fuel systems
06/1998
06/30/1998US5773297 Filtration; digestion
06/30/1998US5772901 Oil/water/biocatalyst three phase separation process
06/30/1998US5772900 Filter and filtration of fluids with abrasive grains, cutting chips and circulation of fluids for purification
06/30/1998US5772899 Hydraulic fluids pumped by cylinder/piston/stepper assemblies independently actuate each of the diaphragm pumps, providing accurate, controllable and repeatable dispensing
06/30/1998US5772882 Anti-clogging device for drain pipe in building construction
06/30/1998US5772878 Liquid filtration device
06/30/1998US5772873 Slow release coolant filter
06/30/1998US5772868 Hydraulic filter circuit with pressure maintaining valves, bypass and vent
06/25/1998DE19753823A1 Oil=cooling heat exchanger for motor vehicle, etc.
06/25/1998DE19653337A1 Filter fixing unit for attaching the filter to carrier plate
06/24/1998EP0848978A1 Supporting tube for incorporating a ring filter element
06/23/1998US5770065 Fuel filter assembly with replacement element
06/23/1998US5770054 Fluid filter with filter bypass valve and sealing surface on filter element side
06/23/1998US5770052 Device for controlling the ratio of pure water to concentrated water in water purifiers
06/23/1998CA2088213C Apparatus for removing filtrate from filter media
06/23/1998CA2013551C Reduced pressure seals and debris trap including such seals
06/18/1998WO1998025683A1 Filter device with a bypass valve, especially for fuel from a fuel tank
06/18/1998WO1998025682A1 Indicator means for liquid purification filter
06/18/1998WO1998025539A1 Device for sucking up and collecting bone particles
06/18/1998DE19652499A1 Drinks industry filter regeneration process discharges filter agent to washing tank
06/18/1998DE19651664A1 Vorrichtung zum Fördern von Flüssigkeit Device for conveying liquid
06/17/1998EP0847301A1 Water-treatment device
06/17/1998CN2284094Y Drainage filter
06/16/1998US5768301 Apparatus and method for detecting and correcting pair swap, and implementing a link integrity function in a packet-based data communications system
06/16/1998US5766487 Method of visually indicating the ability of a filter element to remove particulates
06/16/1998US5766468 Dual media primary/secondary fuel filter
06/16/1998US5766467 Backflushable filter arrangement and filter candle
06/16/1998US5766463 Fuel filter cartridge
06/16/1998US5766462 Water treatment apparatus
06/16/1998US5766451 Anti-reversionary fliud filter adapter with replaceable seal element
06/16/1998US5766450 Apparatus for magnetically filtering wastewaters containing oil-coated mill scale
06/11/1998WO1998016292A3 Agitator for use with a disc filter
06/10/1998EP0846497A1 Filter system for separating particles from insulating fluids
06/10/1998EP0846022A1 Self-cleaning filter for filtering liquids and gases
06/10/1998EP0749347B1 Processes and devices for removing coating layers from printed circuit boards
06/10/1998EP0655933B1 Modular device for the ease of use and installation of filtration textiles
06/10/1998CN2283651Y 净水器 Water Purifier
06/09/1998US5762796 Adhesive band with dispersing color in the pleat cavities
06/09/1998US5762793 Filter apparatus for waste water discharge system
06/09/1998US5762790 Septic tank filtering system
06/09/1998US5762788 Fluid filter having a reusable filter housing and a replaceable coreless filter element
06/09/1998US5762787 Fluid filtration system having a readily detachable cartridge filter
06/09/1998US5762785 Swimming pool filter
06/09/1998US5762783 Filter flushing arrangement
06/09/1998US5762671 Multi-size threaded adapter
06/06/1998CA2221915A1 Filter system for removal of particles from hydrocarbonfluids
06/04/1998WO1998023357A1 Filter with counter flow clearing
06/04/1998WO1998023356A2 Encapsulated lenticular filter cartridge
06/03/1998EP0844915A1 Water recovery from a septic tank
06/03/1998EP0719170B1 Low hold-up volume filter assembly
06/03/1998CN2282920Y Water filter with multiple filtering material
06/03/1998CN2282919Y Water filter housing body
06/02/1998US5759407 High gradient magnetic separator; fluidized bed
06/02/1998US5759398 Screen for inlet opening of a pump
06/02/1998US5759393 Filter device
06/02/1998US5759392 Fuel filter and fixing apparatus thereof
06/02/1998US5759388 Pool skimmer with safety disconnect means
06/02/1998US5758627 Fuel filter for vehicle
05/1998
05/28/1998WO1998022202A1 Fluid driven pumps and apparatus employing such pumps
05/28/1998CA2272339A1 Fluid driven pumps and apparatus employing such pumps
05/27/1998EP0844013A2 In-situ cleanable filter with filtered cleanser
05/27/1998EP0844012A2 Filter element assembly and element-replaceable type filter equipped with the same
05/27/1998CN2282449Y Self-cleaning type exhausting filter
05/27/1998CN1182830A Device for identifying maintenance interval specially used for filter
05/27/1998CN1182632A Replaceable separating assembly with quick joint property
05/26/1998US5755958 Device for removing material screened or filtered out of a liquid flowing in a channel
05/22/1998WO1998020956A1 Water filtration technique using granular media
05/22/1998CA2219517A1 In-situ cleanable filter with filtered cleanser
05/20/1998EP0842689A2 Filter element for filter unit
05/20/1998EP0842359A1 Restriction indicator for air cleaners
05/20/1998CN2281830Y Enamel glass filter
05/19/1998US5753120 Tubular filter element having a sealing arrangement with a housing post
05/19/1998US5753118 Faucet and filter assembly
05/19/1998US5753117 Replaceable filter element and snap-on filter lid assembly
05/19/1998US5753116 Coolant filter
05/19/1998US5753112 Main drain leaf removal system for pools
05/19/1998US5753107 Dripless purification manifold and cartridge
05/19/1998US5752539 Two flow control means using partially solidified plug
05/15/1998CA2221071A1 Filter for a downhole pump
05/14/1998WO1998020352A2 Method and apparatus for collecting a cell sample from a liquid specimen
05/14/1998WO1998019770A1 Fuel filter and water separator apparatus with heater
05/14/1998WO1998019769A1 Filter elements and filter devices
05/14/1998WO1998019766A1 Wastewater management system