Patents for B01D 33 - Filters with filtering elements which move during the filtering operation (10,149) |
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10/05/1999 | CA2137620C Process for simulating a server architecture by means of a client architecture |
09/29/1999 | EP0944421A1 Apparatus and method for separation of solids from liquid |
09/29/1999 | EP0799347B1 Separating arrangement |
09/28/1999 | US5958500 Date seed powder and fibers; reduced sugar content |
09/28/1999 | US5958236 Undulating screen for vibratory screening machine and method of fabrication thereof |
09/28/1999 | US5958231 Control head for diverting filtrate from rotary filters having adjustable filtrate zones |
09/23/1999 | WO1999047277A1 Apparatus for separating unwanted contaminants from fibrous slurry |
09/23/1999 | WO1999047234A1 Multi-stage filtering device |
09/22/1999 | EP0943366A1 Rotary drum type dehydrator |
09/21/1999 | US5954973 Rotating endless belt skimmer partially immersed into contaminated water upon which high viscosity oils/greases float and having heat exchanger to reduce viscosity of heavy oil for improved fluid flow |
09/21/1999 | US5954960 Rotary drum type dehydrator |
09/21/1999 | US5954071 Parts washing apparatus with centrifugal filter |
09/16/1999 | WO1999046025A1 Pulp filter or washer and sealing for use therein |
09/16/1999 | DE19810441A1 Backwash system for a rotating filter |
09/16/1999 | CA2323049A1 Pulp filter or washer and sealing for use therein |
09/15/1999 | EP0680385B1 Undulating screen for vibratory screening machine and method of fabrication thereof |
09/14/1999 | USRE36297 Method and apparatus for treating a fiber suspension |
09/14/1999 | US5951878 Method and apparatus for cleaning filter material in a filter apparatus utilizing a suction generating nozzle |
09/14/1999 | US5951861 Device for filtration and a method for conversion |
09/02/1999 | WO1999043410A1 Rotary disc filtration device with means to reduce axial forces |
09/01/1999 | EP0938359A1 A device in a filter sector for a rotating filter disc |
09/01/1999 | EP0688236B1 An apparatus for the separation of solids from flowing liquid |
08/31/1999 | US5944998 Rotary filtration device with flow-through inner member |
08/31/1999 | US5944993 Screen assembly for vibrating screening machine |
08/31/1999 | US5944197 Rectangular opening woven screen mesh for filtering solid particles |
08/26/1999 | WO1999042195A1 Rotating filter |
08/26/1999 | CA2320225A1 Rotating filter |
08/25/1999 | CN1044785C Filtration process |
08/24/1999 | CA2131403C Compression belt separation apparatus |
08/24/1999 | CA2126549C Apparatus and method for preparing a material for high pressure deliquification |
08/19/1999 | WO1999040994A1 Thickener |
08/19/1999 | DE19805593A1 Eindicker Thickener |
08/19/1999 | CA2320997A1 Thickener |
08/17/1999 | CA2229769A1 Sectors for rotary disc filters having flow channels that are parallel and aligned toward elongate side channels at radial sides of the sector |
08/17/1999 | CA2229764A1 Sectors for rotary disc filters having convex, curved, radial side edges |
08/12/1999 | WO1999039803A1 Filtration member for a for horizontal disc filter |
08/12/1999 | DE19804494A1 Filterelement für Horizontalscheibenfilter Filter element for Horizontal Disc Filter |
08/11/1999 | EP0934769A1 Filter material for filter belt |
08/11/1999 | CN1225288A Nylon filtering belt used for belt filter press |
08/05/1999 | DE19804117A1 Vibratory scraper separator for e.g. liquid wastes |
08/04/1999 | EP0933470A2 Dewatering concentrator |
08/04/1999 | EP0933114A2 Filter apparatus for a suspension containing undesired fibres and fine particles |
08/04/1999 | EP0932454A1 Improved vibratory screening machine |
08/04/1999 | EP0693004B1 Screen for separating solids from drilling fluid |
08/04/1999 | EP0588902B1 Rotary filtration device and filter pack therefor |
08/04/1999 | EP0586591B1 Rotary disc filtration device |
08/04/1999 | CN2331407Y Disk concave filter plate |
08/03/1999 | CA2260643A1 Dehydrating concentrator |
07/29/1999 | DE19803083A1 Continuously operating backwash filter |
07/28/1999 | CN2330642Y Water purifier with recoil function |
07/28/1999 | CN2330400Y Circular pot-type internal pressure continuous filter |
07/27/1999 | US5928508 Method and apparatus for separating a medium into a solids-containing component and a liquid component |
07/27/1999 | US5927511 Flat screen panel for crowned deck vibrating shaker |
07/21/1999 | EP0930152A1 Screw press for dehydrating products containing moisture |
07/21/1999 | EP0902723A4 Immersible rotary disc filtration device |
07/21/1999 | EP0787031A4 Filter apparatus for machine tool coulant |
07/21/1999 | CN2329421Y Pulp automatic speed variating stirrer for disc-type filter |
07/20/1999 | US5925248 Disk filter sector having an attachment system outside of flow area |
07/13/1999 | US5921399 To separate solids from a liquid-solid suspension according to size |
07/06/1999 | US5919358 Continuous-belt drilling mud separation system |
07/01/1999 | WO1999032209A1 Filter module for liquids |
06/29/1999 | US5915566 Fine mesh screening |
06/29/1999 | CA2152610C Screen assembly for vibrating screening machine |
06/29/1999 | CA2152602C Undulating screen for vibratory screening machine and method of fabrication thereof |
06/24/1999 | WO1999030797A1 Rotary disk filter |
06/24/1999 | DE19757120A1 Modular fluid filter |
06/23/1999 | EP0924116A1 Device for removing pollutants and odorours substances out of an air stream |
06/22/1999 | US5914048 Adjustable control valve system for rotating disc filter and method of operating the system |
06/22/1999 | US5914038 Separating device |
06/22/1999 | CA2106988C Rotary disc filtration device |
06/17/1999 | WO1999029395A1 Filter disc cake removal using a suction assembly |
06/16/1999 | CN1219514A Mud dewatering device |
06/16/1999 | CN1219440A Belt filter |
06/10/1999 | DE19755885A1 Device for presenting a gypsum suspension on vacuum band filter |
06/09/1999 | EP0920896A1 Process for dewatering a fibre suspension |
06/09/1999 | EP0920894A1 Installation for separating and purifying solids |
06/03/1999 | CA2255103A1 Installation for separating and purifying solids |
06/02/1999 | EP0682645B1 Device for dewatering suspensions |
06/01/1999 | US5908549 Filtration and regeneration system |
06/01/1999 | CA2161851C Pressure washer drum |
05/27/1999 | WO1999025456A1 Adjustable control valve system for rotating disc filter |
05/26/1999 | CN2320310Y Sector filter sheet |
05/20/1999 | WO1999024680A1 Screen rake |
05/20/1999 | WO1999024144A1 Screen for use in vibratory shaker device |
05/14/1999 | WO1999022844A1 Separation of solid particulate materials from fluid streams |
05/14/1999 | CA2303491A1 Separation of solid particulate materials from fluid streams |
05/11/1999 | US5902555 Stirring tank containing formed gypsum slurry, rotating suction filter above the tank partially immersed in the slurry so gypsum adheres to filter surface, is dehydrated above the surface and removed; size reduction, simplification |
05/11/1999 | US5901585 Drum supported by support rollers for washing fibre material |
05/06/1999 | EP0913182A1 Screening belt machine with involute surfaces |
05/06/1999 | EP0912257A1 Gumbo separator |
05/04/1999 | US5900158 Precoat layer on the filter surfaces of the disc filter can be cleaned. |
05/04/1999 | US5900147 Oscillatable filter medium |
05/04/1999 | CA2124778C Screening device for a fiber slurry, and a backwash means therefor |
04/29/1999 | WO1999020367A1 Rotary disc filtration apparatus |
04/29/1999 | WO1999015255B1 Method and apparatus for monitoring, controlling and operating rotary drum filters |
04/28/1999 | EP0910449A1 Process for recovering components of a float material from waste water treatment system |
04/28/1999 | CN1215347A Filter sector |
04/27/1999 | US5897788 Method and apparatus for cleaning a filter drum used for thickening lime mud |
04/14/1999 | EP0908599A2 Bypass diverter box for drilling mud separation unit |
04/13/1999 | US5893972 Sectors for rotary disc filters having convex,curved, radial side edges |