| Patents for B01D 33 - Filters with filtering elements which move during the filtering operation (10,149) |
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| 06/27/2002 | WO2002049778A1 A screen assembly for a vibratory separator |
| 06/27/2002 | WO2002032542A3 Vacuum filter apparatus |
| 06/27/2002 | US20020079274 Filter medium arrangement is connected to the filter plate body by sintering, soldering, gluing or bonding; for vacuum filtration, and/or pressure filtration |
| 06/27/2002 | US20020079263 Treatment of fluid having lost circulation material |
| 06/27/2002 | US20020079251 Vibratory separators and screens |
| 06/27/2002 | DE10156957A1 Filter element used in pressure containers for surface filtration, cake-forming filtration and bulk filtering in solid-liquid separation processes comprises plate-like supporting body held on hub with filter medium |
| 06/26/2002 | EP1216324A1 Replaceable wearing surface for a sealing arrangement |
| 06/25/2002 | US6409929 Steam drying of rotary filter cakes without crack formation |
| 06/20/2002 | WO2002048449A2 Washing machine for cellulose fibers |
| 06/20/2002 | WO2002047792A1 Disc-type filtration apparatus including discharge collector internal to pressure vessel and method of filtration |
| 06/20/2002 | WO2000071226A9 Pressure filtration device and method employing a depressurizing chamber and material transport |
| 06/20/2002 | US20020074099 Method and apparatus for recovering fibers from white water of paper mill |
| 06/15/2002 | CA2361109A1 Self-cleaning fuel oil strainer |
| 06/13/2002 | WO2002045815A1 Filter element |
| 06/13/2002 | WO2002045814A1 Filtering method |
| 06/13/2002 | CA2430194A1 Filtering method |
| 06/13/2002 | CA2429885A1 Filter element |
| 06/12/2002 | EP1212130A1 A screen for use in a shale shaker and method for using same |
| 06/11/2002 | US6401935 Shale shaker screen retainer |
| 06/11/2002 | US6401934 Ramped screen & vibratory separator system |
| 06/06/2002 | WO2002043832A1 A vibratory separator |
| 06/05/2002 | EP1210166A1 A screen assembly for a vibratory shaker |
| 06/04/2002 | US6398877 Gravity feeding contaminated solvent to semipermeable filtering system to remove impurities; collecting purified solvent in reservoir and recycling to wash basin; for automobile repair shops |
| 06/04/2002 | US6398038 Filtration system utilizing a vortex mechanical power filter |
| 05/29/2002 | EP1039960A4 Filter |
| 05/28/2002 | US6395186 Agitating coalescing solid particles |
| 05/23/2002 | WO2002040186A1 A shale shaker |
| 05/23/2002 | US20020060181 Device for dehydrating sludge |
| 05/23/2002 | DE10056518A1 Filterplatte, Verfahren zur Herstellung der Filterplatte, Verwendung der Filterplatte in einem Drehfilter Filter plate, method for preparing the filter plate, the filter plate using a rotary filter |
| 05/22/2002 | EP1206957A1 Filterplate, manufacturing process and use of the filterplate in a rotary filter |
| 05/22/2002 | EP1206413A1 System and method for treating water circulating in open-circuit cooling systems |
| 05/22/2002 | CN2492291Y Vacuum suction filter without filter cloth |
| 05/21/2002 | US6391199 Filtration member for a horizontal disc filter |
| 05/16/2002 | US20020056667 Vibrating screen assembly with integrated gasket and frame |
| 05/15/2002 | EP1205265A2 Improved support frame for filtering screen |
| 05/15/2002 | EP1205264A2 Apparatus for repairing or refurbishing a filtering screen |
| 05/15/2002 | EP1205263A2 Improved filtering screen and support frame therefor |
| 05/15/2002 | EP1205262A2 Improved filtering screen |
| 05/15/2002 | EP1205261A2 Improved reinforcement for a moulded filtering screen support frame |
| 05/15/2002 | EP1205227A1 Method of making filtering baskets of machines for filtering fibers in aqueous suspension and filtering basket made by this method |
| 05/15/2002 | EP1204452A1 Filter device |
| 05/15/2002 | EP1204449A1 Filter device |
| 05/15/2002 | CN1349576A Method and apparatu sfor recovering fibres from white water of paper mill |
| 05/15/2002 | CN1084638C 过滤装置 Filtration device |
| 05/14/2002 | US6387070 Bone slurry recovery |
| 05/10/2002 | WO2002036237A1 A screen assembly for a vibratory separator |
| 05/08/2002 | EP1203621A1 Green garbage treatment apparatus |
| 05/08/2002 | EP1202821A1 Sieve device, method for the production of a sieve and sieve for a sieve device |
| 05/08/2002 | EP1202787A1 Sieving device |
| 05/02/2002 | WO2002034358A2 A screen for a shale shaker |
| 05/02/2002 | US20020050283 High efficiency cleaning of rotating filter media |
| 05/02/2002 | US20020050036 Method for manufacturing shrink fabric, and shrink fabric |
| 05/01/2002 | CN2488577Y Outside filtering drum filter drum body |
| 05/01/2002 | CN1083911C Filter for washing machine |
| 04/30/2002 | US6378705 Apparatus for filtering plasticized thermoplastics |
| 04/25/2002 | WO2002032814A1 Mobile unit for filtering and sterilizing water |
| 04/25/2002 | WO2002032542A2 Vacuum filter apparatus |
| 04/25/2002 | DE10046714A1 Screening rake drum esp. for rainwater overflow tanks consists of parallel rake bars extending helically around drum axis |
| 04/24/2002 | EP1198638A1 Method and apparatus for recovering fibres from white water of paper mill |
| 04/18/2002 | WO2002030543A1 Continuously operable rotating drum pressure differential filter, method and systems |
| 04/18/2002 | WO2001064313A3 Filter, for microfiltration in particular and equipment comprising such a filter |
| 04/18/2002 | US20020043485 Unibody structure for screen assembly |
| 04/18/2002 | DE10049250A1 Vorrichtung zum Eindicken von Schlämmen A device for thickening sludge |
| 04/16/2002 | US6371306 Lost circulation fluid treatment |
| 04/16/2002 | US6371302 Vibratory separator screens |
| 04/16/2002 | US6371301 Screen basket for shale shakers |
| 04/11/2002 | WO2002028907A1 Washing and dewatering of suspensions |
| 04/11/2002 | WO2001097948A3 Apparatus and method for separation fluids from solids, providing suction on the sides and/or underneath a carrier belt |
| 04/11/2002 | DE10047431A1 Particulate separation unit for aqueous solutions, comprises housing with inlet pipe for sludge, outlet, sifting member, vibrating unit, and support elements |
| 04/11/2002 | CA2424776A1 Washing and dewatering of suspensions |
| 04/10/2002 | EP1194383A1 Device for dehydrating sludge |
| 04/10/2002 | CN2485026Y Spacing sleeve for horizontal impeller filter |
| 04/09/2002 | US6368463 Arrangement for adjusting width of fibre web |
| 04/04/2002 | WO2002026348A1 Device for separating particulate solid materials from an aqueous turbid medium by sifting |
| 04/04/2002 | WO2001097939A3 Pressure liquid filtration with ultrasonic bridging prevention |
| 04/03/2002 | EP1193222A2 Device for sludge thickening |
| 03/28/2002 | WO2002024305A1 Method for isolating and drying microparticles (microspheres or microcapsules) initially dispersed or suspended in liquid phase |
| 03/28/2002 | WO2001076719A3 A screen assembly, a support structure, a method of making same and a vibratory shaker |
| 03/27/2002 | EP1190756A1 Solid-liquid separating apparatus |
| 03/27/2002 | CN1081474C 分离设备 Separation Equipment |
| 03/21/2002 | WO2002022231A1 Filter bypass monitoring system |
| 03/21/2002 | WO2001081014A3 Tandem shale shaker |
| 03/21/2002 | US20020033358 Method of screening material utilizing a plurality of undulating screen assemblies |
| 03/21/2002 | CA2422315A1 Filter bypass monitoring system |
| 03/20/2002 | EP1187665A1 Separation screening apparatus |
| 03/19/2002 | US6357681 Spring cutter-separator |
| 03/14/2002 | US20020030024 Method for separating a liquid-solid slurry |
| 03/14/2002 | US20020030005 Apparatus and methods for separating solids from flowing liquids or gases |
| 03/12/2002 | US6355176 Magnetic apparatus for collecting, conveying and releasing magnetic materials and method |
| 03/07/2002 | WO2001085305B1 Apparatus for electrodewatering |
| 03/07/2002 | WO2001081017A3 System and method for cleaning a screen |
| 03/06/2002 | EP1184089A1 Apparatus and process for sifting, sorting, screening, filtering or sizing substances |
| 03/06/2002 | CN2480044Y Extendible filter for swimming pool |
| 03/05/2002 | US6352159 Dual deck dewatering screen |
| 03/05/2002 | US6351895 Method for making drying more effective |
| 02/28/2002 | US20020023883 Lost circulation fluid treatment |
| 02/27/2002 | CN2478663Y Pressure filter |
| 02/27/2002 | CN1079685C Filter cloth and filting machine |
| 02/26/2002 | CA2148938C Method for the mechanical removal of moisture from a filter cake and an apparatus for implementing the method |
| 02/21/2002 | US20020022213 Treating an environmental site with an effective amount of a composition comprising one or more hydrogenotrophic bacteria and zero-valent iron |