| Patents for B01D 33 - Filters with filtering elements which move during the filtering operation (10,149) |
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| 01/22/1985 | US4495070 Utilizes a slurry and wash liquor |
| 01/15/1985 | US4493767 Conveyor belt for transporting slag material from a filtering apparatus |
| 01/08/1985 | US4492639 Leak detection |
| 01/08/1985 | US4492634 Pre-evacuated blood collection tube with anti-hemolysis baffle system and centrifugation propelled filtration disc and efficient serum-from cells separator |
| 01/01/1985 | US4491462 Continuous packed bed wash column |
| 12/19/1984 | EP0128234A1 Sand filtration apparatus |
| 12/18/1984 | CA1179594A1 Process and equipment for the extraction of solid material from solution by crystallization |
| 12/11/1984 | US4487696 Blood separator and dispenser |
| 12/11/1984 | US4487695 Centrifuge screen basket |
| 12/04/1984 | US4485733 Arrangement for the support of press bands at roller body supported double band presses |
| 11/28/1984 | EP0126655A2 Vacuum expressor device for rotary drum filter |
| 11/28/1984 | EP0126653A1 Improvements relating to micro-strainers for use in water purification |
| 11/28/1984 | EP0126213A2 Shaft for arranging a filter assembly for a rotary pressure filter |
| 11/27/1984 | US4485013 To float on body of water |
| 11/22/1984 | WO1984004474A1 Sieve screen deck |
| 11/21/1984 | EP0125956A1 Horizontal endless belt vacuum filter |
| 11/21/1984 | EP0125794A2 Double rapped sieve screen deck |
| 11/20/1984 | US4483825 Pipette and filter combination |
| 11/20/1984 | US4483770 Fluid film bearing for use in horizontal belt vacuum filters |
| 11/20/1984 | CA1178215A1 Filter |
| 11/14/1984 | EP0125054A2 Improved method and apparatus for cleaning reusable containers |
| 11/13/1984 | US4482457 Filtering apparatus |
| 11/08/1984 | WO1984004293A1 A device for purification of liquid media such as waste water |
| 11/06/1984 | US4481169 Washing column |
| 10/30/1984 | US4479872 Method and apparatus in screening fiber suspensions |
| 10/16/1984 | US4477351 For slurries, sludges or other suspensions |
| 10/16/1984 | US4477349 Metalurigical slag filtering apparatus |
| 10/09/1984 | US4475355 For separating the ice crystals |
| 10/03/1984 | EP0120797A1 Apparatus to enclose a liquid between a wall and a revolving piece passing therethrough |
| 10/03/1984 | EP0120785A1 Horizontal vacuum transport belt filter |
| 09/19/1984 | EP0119111A1 Belt filter containing an air suction device |
| 09/18/1984 | US4472276 High-speed centrifugal filter assembly and method |
| 09/11/1984 | CA1174203A1 Pump and clearing-type wedge-shaped vanes on antiblinding rotating drums for screens |
| 09/05/1984 | EP0117581A1 Belt filter |
| 09/04/1984 | US4469556 Flow distributor |
| 09/04/1984 | CA1173761A1 Method and equipment for thickening of suspension or pulp |
| 08/28/1984 | US4468320 Integrated flotation filtration plant |
| 08/21/1984 | CA1172969A1 Traveling belt filter |
| 08/15/1984 | EP0116009A1 Continuous counterflow wood pulp fiber washing mechanism and method |
| 08/07/1984 | US4464254 Device for separating serum from blood sample |
| 08/02/1984 | WO1984002938A1 Collector wheel |
| 08/01/1984 | EP0114296A2 Device for the separation of solids from liquids, especially from waste water |
| 07/31/1984 | US4462902 Means for filtering a liquid containing various impurities |
| 07/31/1984 | US4462900 Centrifugal pulp screening device and method |
| 07/25/1984 | EP0113902A2 Automatic tape filter |
| 07/17/1984 | US4460461 Device for the regulation of a water-removing machine |
| 07/11/1984 | EP0113050A2 Drum filter |
| 07/11/1984 | EP0112893A1 A device for separating a liquid from a slurry and comprising a spillway. |
| 07/10/1984 | US4459144 Multi-stage counter-current concentration system and method |
| 07/03/1984 | CA1170233A1 Air pump with centrifugal filter |
| 07/03/1984 | CA1170092A1 Vacuum control system for dewatering fabrics |
| 06/27/1984 | EP0111509A1 Apparatus for universal water treatment |
| 06/26/1984 | US4456530 Apparatus for improving gravity dehydration in strainer belt presses |
| 06/20/1984 | EP0111171A2 Rotating disc filter |
| 06/12/1984 | US4454042 Paper pulp washer |
| 06/12/1984 | CA1168836A1 Method and device for mass transport and separation through selective barriers |
| 05/23/1984 | EP0109213A1 Filter bag with integral agitator |
| 05/22/1984 | US4450080 Apparatus for removing excess liquid and contaminants from belt filter cake |
| 05/22/1984 | CA1167803A1 Separator for a mixture of a suspension and coarse heavy particles |
| 05/16/1984 | EP0108717A2 Apparatus for cleaning sewage |
| 05/15/1984 | US4448686 Separation of coal from pulp |
| 05/09/1984 | EP0107814A2 Filtration/separation apparatus |
| 05/08/1984 | US4447324 Water screen with revolving screen member |
| 05/01/1984 | US4446021 Filter-medium support plate for centrifugal filter |
| 04/25/1984 | EP0106457A2 Feed means for rotary screen |
| 04/17/1984 | US4443421 Filtration, fabrics, filter cakes, acid resistance |
| 04/17/1984 | US4443126 Water screening clamp strip |
| 04/11/1984 | EP0105183A1 Installation and process for treating a zeolite suspension for separating solids from the washing and/or mother liquor |
| 04/10/1984 | US4442001 Rotary vacuum filter |
| 04/10/1984 | US4441999 In cellulose and paper industry |
| 04/10/1984 | CA1165280A1 Modular gable clamped drum strainer |
| 04/04/1984 | EP0104307A2 Large-surface rotating disc filter element in a tank |
| 04/03/1984 | US4440642 Contaminated with swarf from machining metals |
| 04/03/1984 | CA1164809A1 Rotary drum filter |
| 03/28/1984 | EP0103966A2 Rotatable filter assembly |
| 03/27/1984 | US4439320 Solids concentrator |
| 03/21/1984 | EP0103565A1 Filter belt press |
| 03/20/1984 | CA1163930A1 Apparatus and method for removing suspended solids from a stream |
| 03/13/1984 | CA1163571A1 Method and apparatus for dewatering sludge |
| 03/07/1984 | EP0030957B1 Centrifugal oil filter |
| 03/06/1984 | US4435204 N-Organo-phosphonomethylglycine-N-oxides and the use thereof to increase the sucrose content of sugarcane |
| 03/06/1984 | US4435182 Cooling; continuous filtration of slurry |
| 02/28/1984 | CA1162786A1 Disk press |
| 02/22/1984 | EP0101428A2 Device for the removal of the water from water-containing materials |
| 02/21/1984 | CA1162489A1 Drainage deck assembly for rotary vacuum drum filter |
| 02/15/1984 | EP0100751A2 Dewatering method |
| 02/15/1984 | EP0100345A1 Screen machine. |
| 02/08/1984 | EP0100132A2 Dewatering and compacting screen |
| 02/07/1984 | US4430104 Multi-stage countercurrent concentrating system and method and separator |
| 02/07/1984 | CA1161768A1 Method and apparatus for filtering particulates from a fluid |
| 02/02/1984 | WO1984000311A1 A device for separating a liquid from a slurry and comprising a spillway |
| 01/24/1984 | US4427552 Method of automatically controlling a continuously operating pressure filter |
| 01/24/1984 | US4427546 Filtration devices |
| 01/24/1984 | US4427543 Removing solids from wastewater samples |
| 01/24/1984 | US4427422 Method for filtering particulates from a fluid |
| 01/24/1984 | CA1160902A1 Apparatus for removing liquid from a suspension |
| 01/18/1984 | EP0098820A2 A device adapted to collect and to discharge solid matter |
| 01/18/1984 | EP0098270A1 Method and apparatus in screening fibre suspensions. |
| 01/17/1984 | US4426289 For slurries |
| 01/03/1984 | US4424129 Dewatering apparatus for waste recovery systems |