| 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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| 07/26/1989 | EP0324866A1 Rotor for a filter press |
| 07/26/1989 | EP0324865A1 Filterpress |
| 07/26/1989 | CN2041584U High-temperature solution filter machine |
| 07/25/1989 | US4851118 Fuel filter for motor vehicle |
| 07/25/1989 | US4851117 Filter device |
| 07/25/1989 | US4851114 Cleaning apparatus for bar screen |
| 07/25/1989 | US4851113 Filter apparatus for slurry |
| 07/25/1989 | US4850840 Screening device for purifying plastic melts |
| 07/19/1989 | CN1033942A Device and method for removing leucocyte content from blood and blood component |
| 07/18/1989 | US4849113 Continuous polymer filter |
| 07/18/1989 | US4849105 Apparatus for removing solid particles from cooling water |
| 07/18/1989 | US4849104 Method of assembling a ceramic support separator element module and resulting module |
| 07/18/1989 | US4849103 Filter apparatus for the uniform filtration of plastic melts |
| 07/18/1989 | US4849061 Method of making plastic filter units having a welded cellulose filter |
| 07/18/1989 | US4848223 Drainage system for expressing fibrous materials |
| 07/13/1989 | WO1989006154A1 Agglutination reaction vessel |
| 07/12/1989 | EP0323786A2 Fluid filter for internal-combustion engines, and its production |
| 07/12/1989 | EP0323701A1 Fluid filter apparatus |
| 07/11/1989 | US4846971 Sieves for scrubbers and their method of manufacture |
| 07/11/1989 | US4846966 Trash rack |
| 07/11/1989 | US4846592 Oil filter assembly |
| 07/11/1989 | EP0312590A4 Universally-adaptable pool water filter structures. |
| 07/05/1989 | EP0322753A2 Backwash system for filter-thickeners |
| 07/05/1989 | EP0322649A2 Process and apparatus for degassing and filtering liquids |
| 07/05/1989 | EP0322604A1 Membrane filtration apparatus and method of making a membrane filtration unit |
| 07/04/1989 | US4844932 Separation of wort from mash |
| 07/04/1989 | US4844806 Multiple-disc-filters |
| 07/04/1989 | US4844798 Time delay control and system embodying same |
| 07/04/1989 | US4844794 Plate-type filter |
| 07/04/1989 | US4844793 Fuel heating type fuel filter device |
| 07/04/1989 | US4843700 Locking structure of wire rod for filter element |
| 06/29/1989 | WO1989005858A1 Cucumber mosaic virus coat protein gene |
| 06/27/1989 | US4842751 Method and apparatus for filtration using washable filter bag for water and wastewater treatment |
| 06/27/1989 | US4842747 Waterbase paints having pigment flakes |
| 06/27/1989 | US4842744 Filter bed of particulate material moves downwardly in a cylindrical annular container bounded by fluid permeable walls, circulated and returned to the top; prevents bridge development and flow irregularities |
| 06/27/1989 | US4842739 High surface area filter cartridge |
| 06/27/1989 | US4841919 Fuel feed device, particularly for internal combustion engines, comprising fuel filtering and emulsifying members |
| 06/27/1989 | CA1256396A1 Cleaning of conductive membrane electrode in electrochemical cell |
| 06/27/1989 | CA1256273A1 Device and method for the production or release and separation of substances or particulate products of fluid, plastic or solid materials and use of the device |
| 06/22/1989 | DE3742253A1 Nebenstromfilter fuer die feinstfilterung des oeles bei oelfilteranlagen an motoren, insb. dieselmotoren, mit einer in das gehaeuse einsetzbaren filterpatrone Bypass filter for the fine filtration of oil at oelfilteranlagen of engines, esp. Diesel engines, with an insertable into the housing filter cartridge |
| 06/21/1989 | EP0321104A2 Filter with self-actuating rotating backwash selector |
| 06/21/1989 | EP0321064A1 Bottle filter |
| 06/20/1989 | US4840737 Process for separating solid particles and/or liquid from a suspension and wash column |
| 06/20/1989 | US4840047 Multiscreen pressure diffuser |
| 06/15/1989 | WO1989005184A1 Procedure and means for filtering and homogenizing liquid substances |
| 06/15/1989 | WO1989005183A1 Device for filtering liquids contaminated with solid particles, in particular lubricating oils, cutting emulsions and similar |
| 06/15/1989 | WO1989005181A1 Membrane filtration apparatus and method of making a membrane filtration unit |
| 06/15/1989 | DE3741226A1 Reduced-pressure filter device (vacuum filter device) |
| 06/15/1989 | DE3740992A1 Vorrichtung zum filtern von durch feststoffteilchen verunreinigten fluessigkeiten, insbesondere schmieroel, schneidemulsionen und dergleichen Apparatus for filtering contaminated by solid liquids, especially oil we, cutting emulsions and the like |
| 06/15/1989 | DE3740911A1 Filter device for cleaning polymer melts |
| 06/15/1989 | DE3740689A1 Plate filter with replaceable filter plate |
| 06/14/1989 | EP0319893A1 Process for manufacturing a filter for micro and ultrafiltration |
| 06/14/1989 | EP0319701A1 Filtering apparatus |
| 06/13/1989 | US4839488 Electric discharge machine using a ceramic filter to filter the working fluid |
| 06/13/1989 | US4839047 Intermittent-action apparatus for filtering liquid |
| 06/13/1989 | US4839046 Bio-reactor chamber |
| 06/13/1989 | US4839038 Fluid strainer and flow corrector for fluid measurement device |
| 06/13/1989 | US4839037 Tapered, spirally wound filter cartridge and method of making same |
| 06/13/1989 | US4838905 Filter element and method of making a filter element |
| 06/13/1989 | CA1255612A1 Fluid filter element |
| 06/13/1989 | CA1255484A1 Machine and method for assembling pleated filter material and a hollow core member |
| 06/08/1989 | DE3739896A1 Appliance for treating industrial effluents or of leachate from tips |
| 06/07/1989 | EP0319518A2 Oil filter for the purification of lubricating oil |
| 06/07/1989 | EP0318993A2 Blood filter |
| 06/06/1989 | US4836937 System for removing liquid from a slurry of liquid and powdered material |
| 06/06/1989 | US4836936 Batch filtering method |
| 06/06/1989 | US4836931 Reinforced filter tube and method of making the same |
| 06/06/1989 | US4836925 Device for a filter device |
| 06/06/1989 | US4836923 Cartridge and cover assembly for fluid filters |
| 06/06/1989 | US4836919 Device for removing waste material screened or filtered out of liquid flowing throgh a channel |
| 06/06/1989 | US4836915 High flow capacity barrier type screening apparatus |
| 06/06/1989 | US4836611 Method and apparatus for drilling and separating |
| 05/31/1989 | EP0318361A1 Self-cleaning filtration apparatus |
| 05/31/1989 | EP0317771A1 Effective diffuser/thickener screen backflushing |
| 05/31/1989 | CN1033163A Bag-type whirlwind dust remover |
| 05/30/1989 | US4834883 Filter cleaning apparatus |
| 05/30/1989 | US4834876 Filtration assembly having integral heating means for maintaining the metallic material being filtered in the molten state |
| 05/30/1989 | US4834875 Two stage liquid filtraton apparatus |
| 05/30/1989 | US4834783 Rotary separator |
| 05/30/1989 | US4834700 Method of and apparatus for forming filter element |
| 05/24/1989 | EP0316570A2 Screen drum and method of manufacturing same |
| 05/24/1989 | DE3738746A1 Sieve basket and method for its production |
| 05/24/1989 | DE3738253A1 Method and appliance for filtration of a liquid |
| 05/23/1989 | US4832882 Method of removing impurities from a material |
| 05/23/1989 | US4832843 Apparatus for filtering fluid medium |
| 05/23/1989 | US4832842 Filter chest for use with multiple filter units, for laboratories, and with the filter units |
| 05/23/1989 | US4832841 Liquid treatment apparatus |
| 05/23/1989 | US4832836 Series filters |
| 05/23/1989 | US4832832 Pressure type slit screen |
| 05/23/1989 | CA1254520A1 Method and apparatus for removing extraneous matter from a cooling water system |
| 05/18/1989 | WO1989004293A1 Filter band press with preliminary liquid extraction device |
| 05/16/1989 | US4830761 Removing water and particulates by venturi suction from bottom, filtering, recirculating |
| 05/16/1989 | US4830749 Liquid waste filtering apparatus |
| 05/16/1989 | US4830747 Filter apparatus for removing plankton |
| 05/10/1989 | EP0314915A2 Filter for the purification of lubricating oil |
| 05/10/1989 | EP0314699A1 Recovery of material |
| 05/09/1989 | US4828719 Oscillating screen or filter surface |
| 05/09/1989 | US4828717 Device and method for reducing volume of aqueous waste effluents |
| 05/09/1989 | US4828697 Suction filter |
| 05/09/1989 | US4828694 Filter with filtration envelope spacing means |