| Patents for B01D 29 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups; filtering elements therefor (33,527) |
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| 05/25/1994 | CN2166126Y Deironing & Demanganesing water purifier |
| 05/25/1994 | CN2165911Y Rotary filtering net with pressure water reverse flushing mechanism |
| 05/25/1994 | CN1087152A Apparatus for removing of objects seperated by grate from large amount of water |
| 05/25/1994 | CN1087027A Treatment device |
| 05/25/1994 | CN1087024A Helical wrapped filter element |
| 05/24/1994 | US5314624 Process for filtering plasma and regenerating a secondary filter therefor |
| 05/24/1994 | US5314616 Partial flow filter system for an automatic power transmission mechanism |
| 05/19/1994 | DE4314673C1 Worm drive axis - is positioned above and at a distance from the axis of the surrounding rotating sepn. surface |
| 05/18/1994 | EP0537230B1 Filter for liquids with a pressurized container and a filtering cartridge driven by a vertical shaft |
| 05/18/1994 | CN2165136Y Cylinder type variable volume diaphragm filter press |
| 05/18/1994 | CN2164895Y Corrosion-resistant wire tube filtering element for sand |
| 05/18/1994 | CN2164894Y Beater lift and transmission mechanism for duster |
| 05/18/1994 | CN2164893Y Low resistance Venturi bag duster |
| 05/17/1994 | US5311942 Well screen having a protective frame for a horizontal or high-angle well |
| 05/17/1994 | CA1329557C Liquid waste separator |
| 05/17/1994 | CA1329556C Universally adaptable pool water filter structure |
| 05/11/1994 | WO1994009883A1 A method and an apparatus for removing solids from a liquid |
| 05/11/1994 | WO1994009881A1 Filter apparatus for machine tool coolant |
| 05/11/1994 | WO1994009880A1 Filter element and method for the manufacture thereof |
| 05/11/1994 | EP0596856A1 Filtration process and device |
| 05/11/1994 | EP0596764A1 Device and process for carrying out the phase separation by filtration and centrifugation |
| 05/11/1994 | EP0596334A1 Method and apparatus comprising a filtering circuit for suspensions in combination with an apparatus |
| 05/11/1994 | EP0596333A1 Candle pressure filter |
| 05/11/1994 | EP0596332A1 Device for cleaning large quantities of water from debris |
| 05/11/1994 | EP0595858A1 Supercritical water oxidation process and apparatus of organics with inorganics. |
| 05/11/1994 | EP0595847A1 Vacuum filter assembly. |
| 05/11/1994 | EP0429551B1 Continuous backwashing filter apparatus |
| 05/11/1994 | DE4335599A1 Appts. for removal of pollutants from water in drainage pipes |
| 05/11/1994 | DE4237714A1 Crossflow-Anschwemmfiltrationsverfahren und Anlage zur Durchführung dieses Verfahrens Crossflow Anschwemmfiltrationsverfahren and apparatus for carrying out this method |
| 05/11/1994 | CN1086457A Sludge dehydrating press and method for treating sludge |
| 05/11/1994 | CN1024449C Filter |
| 05/11/1994 | CA2147853A1 Filter apparatus for machine tool coolant |
| 05/10/1994 | CA2008828C Multi-stage injection molding filter |
| 05/10/1994 | CA2001049C Oil filter |
| 05/10/1994 | CA1329383C Screen plates |
| 05/10/1994 | CA1329333C Method and apparatus for separating knots |
| 05/07/1994 | CA2102344A1 Process and device for filtration |
| 05/05/1994 | DE4304036C1 Filter cartridge insert flange forms seal against surrounding housing - simplifying manufacture and remaining tight against the housing wall throughout working life |
| 05/05/1994 | DE4237201A1 Domestic rainwater catchment device for a fallpipe system - having a self clearing filter screen and catchment drum |
| 05/05/1994 | DE4143394C2 Fluid-sample sepn. equipment |
| 05/04/1994 | EP0594614A1 Filter apparatus for cleaning oil. |
| 05/04/1994 | EP0594567A1 Strainer. |
| 05/04/1994 | CN2163681Y Self-sealing oil-suction oil filter |
| 05/03/1994 | US5308508 High capacity filter media, method of use in filtration and method of formation |
| 05/03/1994 | US5308485 Integrated collar, filter bag, cage and locking ring assembly for baghouses |
| 05/03/1994 | US5308484 Filtering apparatus for synthetic thermoplastics material |
| 05/03/1994 | US5308483 Microporous filtration funnel assembly |
| 05/03/1994 | US5307984 Method of manufacturing a selective isolation screen |
| 05/03/1994 | US5307939 Hydrodynamic device for generating negative pressure excursions in a pump |
| 05/03/1994 | US5307551 Method of installing a filter belt on a filter housing mounted roller |
| 04/28/1994 | WO1994008693A1 Process and device for removing deposits from filter auxiliaries |
| 04/27/1994 | EP0594497A1 Module for filtration, separation, gas or liquid purification or catalytic conversion |
| 04/27/1994 | EP0594302A1 Cap system for underdrains in gravity filters |
| 04/27/1994 | EP0594167A1 Device for removing separable matter from a liquid flowing in a gutter |
| 04/27/1994 | EP0593801A1 Container for dewatering or packaging and transportation |
| 04/27/1994 | EP0593767A1 Cell strainer. |
| 04/27/1994 | EP0593468A1 Filter for liquids with a pressurized container and a filtering cartridge driven by a vertical shaft. |
| 04/27/1994 | EP0593434A1 Fuel filter. |
| 04/27/1994 | CN2162995Y Reversible flushing liquid material filter |
| 04/26/1994 | US5306425 Wastewater treatment mechanism |
| 04/26/1994 | US5306424 Fuel filter |
| 04/26/1994 | US5306420 Modular device for collecting, incubating, and filtering multiple samples |
| 04/21/1994 | DE4309366C1 Stackable filter holder - with distributor element seal pref. of polyamide, e.g. for sterile filtration of beer |
| 04/21/1994 | DE4308685A1 Equipment for sepg. e.g. metal scrap from thermoplastics - has revolving shaft with scrapers lying inside perforated filter cylinder, so that retained metal is passed by scrapers to second outlet. |
| 04/21/1994 | DE4234670A1 Removal of solid particles from water circuits, e.g. in steam generators - where particles collected in separator are periodically disturbed by oblique water jet and removed via outlet opening |
| 04/21/1994 | CA2108859A1 Pollution control kit to be used in a water conduit |
| 04/21/1994 | CA2108854A1 Sludge collection and detoxification apparatus |
| 04/20/1994 | EP0593005A1 Apparatus for disposal of liquids |
| 04/20/1994 | EP0592630A1 Oil filter |
| 04/20/1994 | CN1024289C Underground screen pipe with protection frame adapted for horizontal or large inclined mine |
| 04/19/1994 | US5304312 Filter assembly includng filter unit having deformable sealing end caps |
| 04/19/1994 | US5304305 Filter for fluids |
| 04/19/1994 | US5304302 Apparatus for treating a liquid with alternating magnetic and electric fields |
| 04/19/1994 | CA1328628C Filter cover for a purification insert in a water treatment device with a hollow tube |
| 04/19/1994 | CA1328627C Filter media for filter systems |
| 04/19/1994 | CA1328626C Plastic fluid filter and method for manufacturing same |
| 04/14/1994 | WO1994008088A1 New method of liquor removal from particulate solids |
| 04/14/1994 | WO1994007585A1 Sewage water installation with an incorporated screening unit |
| 04/14/1994 | DE4332678A1 Dirt trapper for a light water nuclear reactor fuel element - comprising one or more coiled springs in a filter arrangement below the bottom grid of the fuel element |
| 04/14/1994 | CA2146241A1 New method of liquor removal from particulate solids |
| 04/13/1994 | EP0591894A1 Plant for filtering liquids |
| 04/13/1994 | EP0591372A1 Inorganic filtration unit. |
| 04/13/1994 | CN2161362Y Waste gasoline recovery filter |
| 04/13/1994 | CN2161361Y Funnel for filting liquid |
| 04/13/1994 | CN1085230A Methods of biomass pretreatment |
| 04/13/1994 | CN1024169C Micropowder size grading apparatus |
| 04/12/1994 | US5301880 Filter cleaning nozzle apparatus |
| 04/06/1994 | EP0590792A2 Filtration apparatus |
| 04/06/1994 | EP0590749A1 Mechanism of preventing filter blocking |
| 04/06/1994 | EP0589970A1 Monitoring apparatus. |
| 04/06/1994 | CN2160296Y Magnetic mineral purifying cup |
| 04/05/1994 | US5300223 Quick connect/disconnect oil filter |
| 04/05/1994 | US5299747 Paper material screening/refining apparatus |
| 04/05/1994 | CA2073355C Vacuum monitor connector |
| 04/05/1994 | CA1328232C Apparatus for screening a suspension of fibrous cellulose material |
| 04/05/1994 | CA1328230C Versatile filtering apparatus |
| 04/05/1994 | CA1328160C Method for filtering a heat-softened stream of plastics material, and a filtering apparatus for executing the method |
| 03/31/1994 | WO1994006604A1 Perforated metal sheet, its manufacture method, supporter and plate of cell using the sheet |
| 03/31/1994 | WO1994006585A1 Method for making a ceramic metal composite |
| 03/31/1994 | WO1994006536A1 Wear resistant basket for scroll centrifuge |