| 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) |
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| 01/12/1994 | EP0577643A1 Apparatus and methods for magnetic separation featuring external magnetic means. |
| 01/12/1994 | EP0460105B1 Bypass valve and visual indicator for a fuel system |
| 01/12/1994 | EP0414879B1 Filter for continuous filtration |
| 01/12/1994 | CN2152590Y Purifier for indoor cigarette smoke |
| 01/12/1994 | CN1023469C Pollusion-proof type breath overflow device |
| 01/11/1994 | US5277828 Cleaning, sterilization |
| 01/11/1994 | US5277810 Juicing container for a press |
| 01/11/1994 | US5277805 Rechargeable water filter |
| 01/11/1994 | US5277801 Skimming device for swimming pools |
| 01/11/1994 | US5277800 Inner filter for aquarium |
| 01/11/1994 | US5277799 Pump compartment screening arrangement for a tank |
| 01/11/1994 | CA1325974C Device and method for depletion of the leukocyte content of blood and blood components |
| 01/05/1994 | DE4221897A1 Fine and coarse filtering appts., esp. for hydraulic oil - has flow regulating valve protecting fine filter |
| 01/05/1994 | DE4221148A1 Lubricating oil filter for internal combustion engine - comprises housing main part flanged to engine block and accommodating input and output channels |
| 01/05/1994 | CN2152175Y Air purifying and magnetizing machine |
| 01/05/1994 | CN2151801Y Portable oil filter |
| 01/04/1994 | US5275729 Pleated liquid filter having zones of different filtration |
| 01/04/1994 | US5275728 Device to separate solid matter from a stream of liquid |
| 01/04/1994 | US5275721 Swimming pool super-skimmer |
| 12/29/1993 | EP0576157A2 In situ cleanable electrically conducting filter |
| 12/29/1993 | CN2151137Y Small-size water purifier |
| 12/28/1993 | US5273648 Filter cartridge magnetic belt |
| 12/28/1993 | CA1325606C Filter |
| 12/23/1993 | WO1993025295A1 System for treating transition zone material |
| 12/23/1993 | DE4302161C1 Tube extension for filter pot of back flow filter - comprises tube extending from outlet connection projecting from free end of filter pot |
| 12/22/1993 | EP0575196A1 Fuel filter with internal vent |
| 12/22/1993 | CN2150394Y Improved right-angle type valve |
| 12/22/1993 | CN2149953Y Purification magnetizer for tap water |
| 12/21/1993 | US5271850 Liquid filtration with flow-through filter unit |
| 12/21/1993 | US5271836 Disposal plug for filter cartridge |
| 12/21/1993 | US5271429 Internal combustion engine lubricating oil filter valve |
| 12/21/1993 | CA2043633C Multi-sample filtration plate assembly |
| 12/15/1993 | EP0573896A1 Process for removing tube or pipe shaped filter media and device for carrying out this process |
| 12/14/1993 | US5269913 Debris trap |
| 12/14/1993 | US5269849 Apparatus and method for reducing lump formation and crystal impact damage in a sugar centrifugal |
| 12/14/1993 | CA1325178C Transmission fluid filter joint |
| 12/14/1993 | CA1325176C Column filter using bundles of long fibers |
| 12/09/1993 | WO1993024203A1 Ecological water-treatment device |
| 12/09/1993 | WO1993023994A1 Particle trap |
| 12/09/1993 | CA2136421A1 Ecological water-treatment device |
| 12/08/1993 | EP0572730A1 Wear detector |
| 12/08/1993 | EP0572561A1 Polymeric film filter assembly |
| 12/08/1993 | EP0478572B1 Collapsible filter for a fluid power apparatus |
| 12/02/1993 | DE4216582C1 Electrostatic filter - has a gap passage in insulating layer on a conductive and porous base |
| 12/01/1993 | EP0572369A2 Back-wash filtering device for filtering high viscosity liquids |
| 11/30/1993 | US5266196 Water filter |
| 11/25/1993 | WO1993023335A1 Water clarifier with first filtrate isolation, improved backwashing and improved bubble generation |
| 11/24/1993 | CN2147035Y Water purifier with spray and direct flow |
| 11/23/1993 | US5264129 Filter device |
| 11/23/1993 | US5264122 Stationary surface pool cleaner |
| 11/23/1993 | US5264120 Wastewater treatment mechanism |
| 11/23/1993 | US5264119 Filter container for positioning, installation and maintenance within limited space |
| 11/18/1993 | EP0570350A1 A valve arrangement for a pressurized water purifier |
| 11/18/1993 | EP0570108A2 Electrostatic separator using a bead bed |
| 11/18/1993 | EP0569866A1 Filter for synthetic plastic melts |
| 11/18/1993 | EP0569422A1 Engine fuel heating and oil filtration apparatus |
| 11/18/1993 | EP0506954A4 Continuous filter |
| 11/18/1993 | EP0484517A4 Venting system |
| 11/16/1993 | US5262069 Filter cake scraping method and rotary drum filter using the same |
| 11/16/1993 | US5262068 Integrated system for filtering and dispensing fluid having fill, dispense and bubble purge strokes |
| 11/11/1993 | DE4215232A1 Aircraft fuel filter - with replaceable filter insert having push-in location element, preventing incorrect reassembly |
| 11/11/1993 | DE4214500A1 Ambient or elevated pressure valve with quick assembly - having spring element between sealing body and its holder which all form pre-assembled combination |
| 11/10/1993 | CN2145788Y Water purifying and magnetizing device |
| 11/10/1993 | CN2145635Y Moving-net filter |
| 11/09/1993 | US5259956 Tube liquid dispenser |
| 11/09/1993 | US5259953 Fuel filter equipped with a quick fastening cover for an internal combustion engine |
| 11/09/1993 | US5259741 Rotary drainage pump lubrication device and separator |
| 11/09/1993 | CA1324087C Cartridge and cartridge assembly |
| 10/31/1993 | CA2094051A1 Filter for filtering an aggressive fluid |
| 10/28/1993 | DE4312852A1 Filter assembly for medical infusion and transfusion conduits - has hollow body with connected via filter chamber to outlet channel |
| 10/27/1993 | EP0566908A2 Liquid filter |
| 10/27/1993 | CN2144530Y Dust-removing machine set with explosion-proof device |
| 10/26/1993 | US5256287 Cartridge filter for faucet attachment |
| 10/26/1993 | US5256270 Electrostatic separating apparatus |
| 10/26/1993 | US5255788 Pressure sorter |
| 10/21/1993 | DE4214218C1 Replaceable oil filter - comprises filter housing as an insert with base projections for snap fit and release within the container |
| 10/20/1993 | CN2144015Y Drinking water filter |
| 10/19/1993 | US5254250 Rotary filtration device and filter pack therefor |
| 10/19/1993 | US5254246 Water reclamation system |
| 10/19/1993 | US5254242 Filtration unit having means for preventing reuse of filter |
| 10/19/1993 | CA1323313C Backwash system for filter thickeners |
| 10/19/1993 | CA1323310C Filter apparatus |
| 10/13/1993 | CN2143617Y Strong magnetic health filter |
| 10/13/1993 | CN2143525Y Double room continuous filter |
| 10/12/1993 | US5252224 Supercritical water oxidation process of organics with inorganics |
| 10/12/1993 | US5252210 Paint intake filter guard |
| 10/09/1993 | CA2086697A1 High temperature filter bag support rings |
| 10/06/1993 | EP0563639A2 Finite particle removal system |
| 10/06/1993 | EP0563435A1 Rotary drainage pump lubrication device and separator |
| 10/06/1993 | EP0563052A1 Pump mounting apparatus for filtration system |
| 10/06/1993 | CN1076874A High efficiency dust remover by magnetization adsorption |
| 10/05/1993 | US5250179 Compactable filter and compactable filter mounting means |
| 10/05/1993 | US5249888 Enhanced gradient soil and groundwater remediation method |
| 10/05/1993 | US5249623 Rubber heat exchanger |
| 09/30/1993 | WO1993019356A1 Method and apparatus for rapidly testing the integrity of filter elements |
| 09/30/1993 | DE4209852A1 Liquid treatment using stacked channels and capillary materials - which force fluid effluent through final cleaning stage before discharge from chemical factories or municipal facilities |
| 09/30/1993 | DE4209519A1 Verfahren und Gerät zum schnellen Testen der Unversehrtheit von Filterelementen Method and apparatus for rapidly testing the integrity of filter elements |
| 09/29/1993 | EP0471008B1 Reserve fuel system |
| 09/29/1993 | CN2142746Y Electrostatic air purifier |
| 09/29/1993 | CN2142745Y Purificating device for water tank |