| Patents for B01D 33 - Filters with filtering elements which move during the filtering operation (10,149) |
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| 04/15/1997 | US5620667 Recovering gypsum product of calcium compound slurry reacted with sulfur dioxide-containing flue gas with belt filter for slurry dehydration; simplification |
| 04/15/1997 | US5620598 Suction head arranged between a filtrate channel and a barometric leg of a rotating filter |
| 04/10/1997 | DE19537578A1 Waste water filter assembly screens operate in parallel within single main chamber |
| 04/09/1997 | CN1147219A Separation apparatus nozzle assembly |
| 04/08/1997 | US5618424 Rotary drum type device for separating solid particles from a liquid |
| 04/08/1997 | US5618423 On-the-fly long-running rotary filtration screen device |
| 04/08/1997 | US5618422 Disc filter sector |
| 04/08/1997 | US5618415 Method for removing debris from a free flowing water system |
| 04/03/1997 | WO1997011767A1 Electro-osmotic dewatering of sludges |
| 04/02/1997 | CN1034396C 过滤装置 Filtration device |
| 04/01/1997 | US5615776 Mounting & tensioning arrangements for screens |
| 04/01/1997 | US5615494 Apparatus for treating a filter cake |
| 03/25/1997 | US5614094 Vibrating screen unit |
| 03/25/1997 | US5613434 Method for controlling or regulating the pressing pressure for the separation of solids and liquids |
| 03/22/1997 | CA2158767A1 Sand separating system |
| 03/20/1997 | WO1997010380A1 Method and apparatus for cleaning a fiber pulp washer from stickies |
| 03/18/1997 | CA2017588C Method and an improved apparatus for separating solid particles from a liquid |
| 03/12/1997 | EP0760706A1 An apparatus, components and a method for the filtering of liquid |
| 03/12/1997 | EP0697909A4 Anti-rewet deck for press rolls |
| 03/12/1997 | EP0669848B1 A suction head arranged between a filtrate channel and a barometric leg of a rotating filter |
| 03/06/1997 | WO1997007880A1 Device for withdrawing bulk material from a pressurised container |
| 03/06/1997 | CA2227227A1 Device for withdrawing bulk material from a pressurised container |
| 03/04/1997 | US5607588 Scraper for scraping filter cake from moving filter medium |
| 03/04/1997 | US5607587 Screening apparatus for wood pulp |
| 02/20/1997 | WO1997005940A1 Single roll displacement wash press |
| 02/20/1997 | CA2228845A1 Single roll displacement wash press |
| 02/19/1997 | EP0758271A1 Separation apparatus nozzle assembly |
| 02/18/1997 | US5603846 Fractional filtration method and fractional filtration apparatus |
| 02/18/1997 | US5603829 Device for centrifugally and mechanically separating particulate contaminants from lube oil |
| 02/12/1997 | EP0757584A1 Method and arrangement for recovering fiber |
| 02/11/1997 | US5601712 Centrifugal apparatus for biological waste disposal |
| 02/11/1997 | US5601192 Pressure sorter for fiber suspensions |
| 02/11/1997 | CA2019712C Method and device for treatment of a fibrous material-fluid mixture |
| 02/06/1997 | WO1997004165A1 Method and device for treating a pulp suspension |
| 02/06/1997 | WO1997003765A1 Screen for use in vibratory shaker device |
| 02/04/1997 | US5599444 Curtain tube, filter, and pump |
| 02/04/1997 | US5599426 Conveying endless belt-supported spray-washed pulp slurry mat over spaced rolls to separate debris and dislodge slurry; recycling wastes |
| 02/04/1997 | US5598930 Shale shaker screen |
| 02/04/1997 | CA2090222C Filter apparatus for machine tool coolant |
| 01/29/1997 | EP0755293A1 A rotating disc filter means |
| 01/29/1997 | EP0633807B1 Separator device |
| 01/29/1997 | CN1141640A Process for producing polytetrafluoroethylene molding using lubricating, belt-press dehydrator, process for dehydration of solid wet matters |
| 01/23/1997 | DE19603715C1 Cell-less drum filter |
| 01/15/1997 | EP0670748B1 Method for treatment of aqueous soot/ash slurries |
| 01/14/1997 | US5593583 Filter for continuous filtration of liquids containing solids in a closed cylindrical vessel |
| 01/14/1997 | US5593579 Mechanically assisted hydraulic filter |
| 01/07/1997 | US5591336 Apparatus for dewatering and or washing papermaking stock |
| 01/07/1997 | CA2005687C Filter deck assembly sliding seal |
| 01/03/1997 | WO1997000137A1 Apparatus for solid particle reduction |
| 01/03/1997 | CA2224431A1 Apparatus for solid particle reduction |
| 01/02/1997 | DE19523463A1 Filter for liquids contg. impurities, esp. impure cutting oil suspensions |
| 01/02/1997 | DE19523462A1 Backwashing liq. filter esp. for coolant and lubricant suspension |
| 01/01/1997 | CN2243934Y Pressing ring oil filter |
| 12/31/1996 | US5589079 Crystal recovery method employing a rotary vacuum filtration drum with valved hopper cake treatment means |
| 12/31/1996 | US5589035 Liquid treatment device |
| 12/27/1996 | WO1996041916A1 Drum supported by support rollers for washing fibre material |
| 12/27/1996 | EP0749347A1 Processes and devices for removing coating layers from printed circuit boards |
| 12/27/1996 | EP0749344A1 Method and apparatus for disposal of biological waste |
| 12/27/1996 | EP0686056A4 Machine tool coolant filtering system |
| 12/27/1996 | EP0655933A4 Modular device for the ease of use and installation of filtration textiles. |
| 12/25/1996 | CN2243328Y Combined belt vacuum filter press |
| 12/24/1996 | US5587073 End supported double drum waste water screen |
| 12/21/1996 | CA2152198A1 Method and an apparatus for the purification of residual products from flue gas purification plants |
| 12/19/1996 | WO1996040409A1 High volume self-cleaning filter |
| 12/19/1996 | CA2234898A1 High volume self-cleaning filter |
| 12/18/1996 | EP0748645A2 Rotating filter |
| 12/18/1996 | CN1033559C Process and installation for the separation of solid-liquid-mixtures |
| 12/11/1996 | EP0646199B1 Pressure sorter for fibre suspensions |
| 12/10/1996 | US5582740 Diverter gate for selectively placing tools in filter tanks; filtration; pumping; circulation and reuse |
| 12/10/1996 | US5582728 Pressure washer drum |
| 12/10/1996 | CA2035465C Method for thickening and dewatering slurry sludge |
| 12/05/1996 | WO1996038214A1 A device for filtration and a method for conversion |
| 12/05/1996 | CA2219004A1 A device for filtration and a method for conversion |
| 11/28/1996 | WO1996037897A1 Process and device for separating a medium into a solid matter-containing component and a liquid component |
| 11/28/1996 | DE19519493A1 Appts for sepn. of solids from a water flow |
| 11/28/1996 | CA2221741A1 Method and apparatus for separating a medium into a solid-containing and a liquid constituent |
| 11/21/1996 | WO1996036766A1 Fiber suspension thickener having improved discharge consistency |
| 11/21/1996 | CA2218862A1 Fiber suspension thickener having improved discharge consistency |
| 11/20/1996 | EP0743168A2 Pressing device for extracting liquid from a substance |
| 11/14/1996 | WO1996035496A1 Device for and method of separating solids from liquids |
| 11/14/1996 | DE19517255A1 Fastening arrangement for filter medium of drum filter |
| 11/13/1996 | CN2239838Y Continuous filter press |
| 11/12/1996 | US5573659 Filter apparatus |
| 11/12/1996 | CA2003414C Pressure-fed separation apparatus |
| 11/11/1996 | CA2149090A1 Vacuum filter element |
| 11/06/1996 | EP0656804A4 System for separating solids from a liquid. |
| 11/05/1996 | US5571404 Belt filter with means to advance the belt responsive to a capacitance signal |
| 10/31/1996 | WO1996033792A1 Shale shaker |
| 10/29/1996 | US5569382 Belt filter device having a cleaning spray head |
| 10/24/1996 | DE19521963C1 Filtering of particles in a fluid |
| 10/24/1996 | DE19514596A1 Separator removing material from fluid feed has rotating, perforated separation drum |
| 10/23/1996 | EP0738531A2 Rotary drum type device for separating solid particles from a liquid |
| 10/22/1996 | US5567309 Self-filtration cap |
| 10/22/1996 | US5566611 Apparatus for separating liquid from fibrous suspensions |
| 10/15/1996 | US5565110 Drum filter shower roll |
| 10/15/1996 | US5565095 Filter apparatus |
| 10/15/1996 | US5565093 Conveyor-band filter apparatus |
| 10/10/1996 | WO1996031268A1 Machine for dewatering a slurry of ultrafine solids |
| 10/09/1996 | EP0642375B1 A device for separation of solid particles from a liquid mixture |
| 10/09/1996 | CN1132996A Subdivided solids extraction method and apparatus |