| 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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| 04/24/1985 | EP0138188A2 Pressure filter |
| 04/23/1985 | US4512892 Method and structure for sealing tubular filter elments |
| 04/23/1985 | US4512891 Pleated filter element with controlled expansibility and frame therefor |
| 04/16/1985 | US4511471 Filter apparatus for continuously thickening suspensions |
| 04/16/1985 | US4511320 Extruder with a cassette filter for molten plastic material |
| 04/16/1985 | US4510996 Well screen assembly with longitudinally ported connector sub |
| 04/16/1985 | CA1185540A1 Process and apparatus for treating liquid sulphur |
| 04/11/1985 | WO1985001449A1 Cleaning of filters |
| 04/10/1985 | EP0136373A1 Process for washing drill cuttings |
| 04/10/1985 | EP0136369A1 Flow line filter apparatus |
| 04/09/1985 | CA1185210A1 Screening apparatus for paper making stock |
| 04/03/1985 | EP0136202A1 Filter provided with a cleaning device |
| 04/03/1985 | EP0135822A2 Diffusor and methods of using the same |
| 04/02/1985 | US4508621 Filtration and separation device |
| 03/26/1985 | US4507203 Filter element |
| 03/26/1985 | US4507201 Tube pressure filter |
| 03/26/1985 | US4507200 Tubular, single-ply insert |
| 03/26/1985 | US4506730 Device for assembling jacketed lengths of pipe base well screens |
| 03/19/1985 | US4505816 Caps, cores, plates, hermetic sealing |
| 03/19/1985 | US4505813 Wastewater treatment plant |
| 03/14/1985 | WO1985000988A1 Filter leaf and method and apparatus for making same |
| 03/12/1985 | US4504391 Water well sand separator |
| 03/12/1985 | US4504390 Selectable filter assembly |
| 03/05/1985 | US4502956 Filter assembly |
| 02/26/1985 | US4501663 Filter cartridges and methods and components for making them |
| 02/26/1985 | CA1183076A1 Multi-stage counter-current concentrating system and method |
| 02/19/1985 | US4500435 Backwashing |
| 02/19/1985 | CA1182757A1 Method and apparatus for filtering contaminating particles from a liquid/particle mixture |
| 02/19/1985 | CA1182673A1 Method of pipe line washing |
| 02/13/1985 | EP0132923A2 Valve for automatically directing a flow of fluid |
| 02/12/1985 | US4498990 Filtering device |
| 02/12/1985 | US4498989 Cylindrical for axial flow |
| 02/12/1985 | CA1182401A1 Arterial blood filter with improved gas venting |
| 02/05/1985 | US4497709 Two piece screen filter |
| 02/05/1985 | US4497707 Axially compressible, oleophilic, hydrophobic filter in a cylindrical vessel |
| 02/05/1985 | CA1182055A1 Float bag hold down for a filter |
| 02/05/1985 | CA1182054A1 Transmission fluid filter and method of manufacture |
| 02/05/1985 | CA1182053A1 Filtration apparatus |
| 01/29/1985 | US4496460 Greater cleansing; efficiency |
| 01/29/1985 | US4496459 Flexible filter device with means to position filter bag |
| 01/23/1985 | EP0132095A2 Fluid filter element |
| 01/23/1985 | EP0132084A2 Apparatus for the separation of mixtures of materials of different consistencies such as meat and bone |
| 01/22/1985 | US4495073 Selective filtering of different sized particles in a fluid |
| 01/22/1985 | US4495072 Filter screen device |
| 01/22/1985 | US4495071 Liquid filtering device |
| 01/22/1985 | US4495070 Utilizes a slurry and wash liquor |
| 01/22/1985 | US4494921 Metal alloy spinneret with porosity increasing from center to edges |
| 01/22/1985 | US4494603 Wire mesh well screen with welded wire support |
| 01/16/1985 | EP0131348A2 Automatic backflushing filter |
| 01/15/1985 | US4493766 Rotating sorter for fiber material suspensions |
| 01/15/1985 | CA1180855A1 Process for filtering green liquor using lime sludge as a filtering aid |
| 01/08/1985 | US4492632 Adaptor for external oil filter |
| 01/08/1985 | CA1180828A1 Solids separation and liquid clarification system |
| 01/08/1985 | CA1180686A1 Paper making stock screening apparatus incorporating circular apertured cylindrical pressure screen |
| 01/02/1985 | CA1180287A Polymer filter cartridge of glass fibers coated with fluoroethylene polymer and process for preparing the same |
| 12/25/1984 | US4490254 Blood filter |
| 12/25/1984 | US4490253 High-pressure filter housings |
| 12/25/1984 | US4489505 Device for the dehydration and drying of solids, especially of hydraulically(underwater-)granulated plastic materials |
| 12/18/1984 | US4488966 Filter pleat support means |
| 12/18/1984 | US4488965 Arrangement for fastening filter candles and filter apparatus provided therewith |
| 12/18/1984 | US4488961 Dialysis treatment |
| 12/18/1984 | CA1179549A1 Extraction device |
| 12/11/1984 | US4487695 Centrifuge screen basket |
| 12/11/1984 | US4487689 System for filtering a liquid |
| 12/11/1984 | US4487227 Spacing insert for concentric filter elements |
| 12/06/1984 | WO1984004697A1 Cartridge filters and filtering installation |
| 12/04/1984 | US4486304 Apparatus for continuously filtering plastic melt with noninterruptive purge |
| 12/04/1984 | CA1178797A1 Integrally bonded gasket for ceramic foam filter |
| 11/28/1984 | EP0126318A2 A filter device for a fuel tank |
| 11/28/1984 | EP0126213A2 Shaft for arranging a filter assembly for a rotary pressure filter |
| 11/27/1984 | US4485015 Disposable, blood filtration unit |
| 11/27/1984 | US4485014 Filter assembly for connecting intermediate an epidural cannula and a syringe |
| 11/27/1984 | US4485011 Fuel contamination monitor with a shut off valve |
| 11/22/1984 | WO1984004474A1 Sieve screen deck |
| 11/20/1984 | US4483769 Filter of carbon or polyester |
| 11/14/1984 | EP0124880A2 Method and apparatus for cleaning liquids |
| 11/13/1984 | US4482461 Backwash control for constant volume-pressure filtration system |
| 11/13/1984 | US4482457 Filtering apparatus |
| 11/08/1984 | WO1984004293A1 A device for purification of liquid media such as waste water |
| 11/07/1984 | EP0124246A2 Improved filter |
| 11/06/1984 | US4481117 Open inner net within closed outer net |
| 11/06/1984 | US4481111 Self-cleaning filter with motor incorporated therewith |
| 11/06/1984 | US4481108 Belt filter |
| 11/06/1984 | CA1177244A1 Molten metal filtering device |
| 10/31/1984 | EP0123316A2 Device and process for the generation or release and separation of substances or particles from liquid, plastic or solid material, and use of the device |
| 10/30/1984 | US4479874 Convoluted plural layer filter assembly |
| 10/25/1984 | WO1984004087A1 Mobile fluid purification unit |
| 10/25/1984 | WO1984004050A1 Filter cartridge with end caps |
| 10/24/1984 | EP0122867A2 Pneumatic hydro-pulse filter system and method of operation |
| 10/24/1984 | EP0122692A1 Regenerable filtration apparatus useable in oil/water separation |
| 10/24/1984 | EP0122439A2 Method and apparatus for enhancing the flux rate of cross-flow filtration systems |
| 10/23/1984 | US4478716 Mixed-bed device for producing pure water |
| 10/23/1984 | US4478714 Pressurized filtration system |
| 10/23/1984 | CA1176576A1 Filter apparatus |
| 10/23/1984 | CA1176575A1 Disposable filtration unit with recoverable filter |
| 10/17/1984 | EP0121785A2 Method and apparatus for enhancing the flux rate of cross-flow filtration systems |
| 10/16/1984 | US4477359 Process for fractionating solid particles suspended in a liquid, in particular for treating paper-industry fiber suspensions |
| 10/16/1984 | US4477358 Filtration by pressurization from above while concurrently balancing with pressure from below lightweight |
| 10/16/1984 | US4477350 Liquid filtering apparatus |
| 10/16/1984 | US4477347 Portable water purifier |