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| Patents for B01D 37 - Processes of filtration (4,716) |
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| 07/13/1976 | US3969248 Pool filtering system | | 07/13/1976 | US3968741 Cooking oil recovery system | | 06/29/1976 | US3966607 Solid-liquid separator | | 06/08/1976 | US3962078 Method and apparatus for treating liquid contaminated with radioactive particulate solids | | 05/25/1976 | US3959129 Waste treatment process | | 05/18/1976 | US3957636 Solid separation | | 05/11/1976 | US3956131 System for separation of liquids and solids from a carrier liquid | | 04/20/1976 | US3951805 Algae harvester | | 04/20/1976 | US3951799 Filtration process | | 03/30/1976 | US3947314 Method of treating paper fibers in a stationary screen | | 03/23/1976 | US3945575 Recovery of salvageable components from waste materials | | 01/27/1976 | US3935107 Filter | | 01/27/1976 | US3935105 Tubular filter in settler | | 01/20/1976 | US3933792 Plate and frame type filtering apparatus | | 01/20/1976 | US3933425 Method of cleaning textiles | | 01/06/1976 | US3931009 Water purification apparatus and timing device for initiating a backwashing cycle |
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