| Patents for B01D 35 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups; Auxiliary devices for filtration; Filter housing constructions (28,776) |
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| 10/23/1979 | US4172037 Continuous process diffuser |
| 10/23/1979 | CA1064831A1 Strainer |
| 10/17/1979 | EP0004724A2 Coalescing method and apparatus and purified products obtained therewith |
| 10/16/1979 | CA1064296A1 Continuous process diffuser |
| 10/09/1979 | US4170552 Method for coalescing mercury particles |
| 10/09/1979 | US4170529 Electrophoresis |
| 10/02/1979 | US4169795 For intravenous sets |
| 10/02/1979 | CA1063524A1 Filter assembly with modulating bypass valve |
| 10/02/1979 | CA1063408A1 Two-stage pulp thickening |
| 09/25/1979 | CA1063042A1 Fluid filter housing assembly |
| 09/18/1979 | US4168222 Dewatering, electophoresis |
| 09/18/1979 | CA1062631A1 Disposable filter unit |
| 09/18/1979 | CA1062625A1 Apparatus for filtering radioactive fluids |
| 09/18/1979 | CA1062624A1 Rotary plate magnetic separator with edge keepers |
| 09/18/1979 | CA1062499A1 Method and a device for forming a filtering fiber cake in an apparatus for measuring the beating degree of pulp flowing through a conduit |
| 09/11/1979 | US4167483 Hydraulic systems |
| 09/11/1979 | US4167482 Filtering method and apparatus |
| 09/11/1979 | CA1062170A1 Magnetic filter element |
| 09/11/1979 | CA1062093A1 Differential pressure indicating device |
| 09/05/1979 | EP0003859A1 A device for treating waste water |
| 09/04/1979 | US4166792 In-line fluid filter |
| 08/28/1979 | US4166034 Of filter cake on membrane |
| 08/21/1979 | US4165289 Self-sufficient heat treatment |
| 08/14/1979 | US4164468 Blood treating device and method of operation |
| 08/14/1979 | US4164384 Rotary vane vacuum pump with filter means for inlet |
| 08/14/1979 | CA1060353A1 Apparatus and method for rapid cyclic filtration of contaminants from liquids |
| 08/07/1979 | CA1059874A1 Automatically controlled discharge trap |
| 07/31/1979 | US4162975 High velocity composite strainer |
| 07/31/1979 | US4162549 Filtering elements |
| 07/31/1979 | CA1059535A1 Ceramic foam filter |
| 07/24/1979 | CA1059036A1 Removable filter assembly with bypass valve |
| 07/11/1979 | EP0002847A1 Process for drying filter residues |
| 07/10/1979 | US4160735 Fluid filter bypass valve assembly |
| 07/10/1979 | CA1058300A1 Pressure differential switch |
| 07/03/1979 | CA1057672A1 Self filtering nozzle and its manufacture |
| 07/03/1979 | CA1057670A1 Foam-like ferromagnetic packing for clarifiers |
| 07/03/1979 | CA1057523A2 Method and apparatus for cleaning fabric filters of bag type or the like |
| 06/19/1979 | US4158631 Paint strainer |
| 06/19/1979 | CA1056901A1 Method and apparatus for separating dispersed matter from a fluid medium |
| 06/13/1979 | EP0002422A1 Filtration device |
| 06/13/1979 | EP0002242A2 Filter assembly with replaceable filter element |
| 06/13/1979 | EP0002237A1 Solid-liquid separation apparatus |
| 06/12/1979 | US4157965 Improved fluid flow characteristics |
| 06/12/1979 | US4157961 Combined waste water clarification and trash disposal system |
| 06/05/1979 | US4157302 Method and apparatus for treating liquid-containing substance mixtures, particularly fibre suspensions |
| 06/05/1979 | CA1056075A1 Degerminating bath water contaminated by the bacteria pseudomonas pyocanea |
| 06/05/1979 | CA1055857A1 In-line fluid filter |
| 05/29/1979 | US4156651 Feed water lines |
| 05/29/1979 | US4156647 Chemical reaction, adsorption or ion exchange |
| 05/29/1979 | CA1055293A1 Method and device for dewatering of suspensions |
| 05/22/1979 | US4155850 Fluidic filters |
| 05/22/1979 | CA1054975A1 Seal assembly for a moving matrix magnetic separator |
| 05/08/1979 | CA1054073A1 Gas purging fluid filter |
| 05/01/1979 | US4152264 Lake pump suction mechanism |
| 05/01/1979 | US4152253 Screen rotation; anticlogging |
| 05/01/1979 | CA1053536A1 Six-way deviator valve for liquids |
| 04/17/1979 | US4149974 Strainer apparatus mounted within a tube |
| 04/10/1979 | US4148730 Undergravel aquarium filter |
| 04/10/1979 | CA1052296A1 Fluid filtering device |
| 04/10/1979 | CA1052288A1 Process of manufacturing a porous, stainless steel filter element and sealing it in a tubular fitting, and resulting filter |
| 04/10/1979 | CA1052287A1 Stacked parallel filters |
| 04/03/1979 | US4147632 Augmenting and facilitating flushing in magnetic separation |
| 04/03/1979 | US4147631 Filter |
| 03/27/1979 | US4146475 Electrefiner |
| 03/20/1979 | US4145285 Liquid fuels |
| 03/20/1979 | US4144841 Aeration and filtration apparatus |
| 03/13/1979 | CA1050440A1 Filtering with constant pressure drop across medium |
| 03/06/1979 | US4142973 Valve with indicator circuit |
| 03/06/1979 | US4142479 Magnetic separators and apparatus for making the same |
| 03/06/1979 | CA1049987A1 Centrifugal separator with additive means |
| 02/27/1979 | US4141824 Tangentially fed upflow sand filter method and apparatus |
| 02/20/1979 | CA1048942A1 Vacuum filtration process employing a circular vacuum box |
| 02/20/1979 | CA1048941A1 Filter assembly |
| 02/13/1979 | US4139468 Fluid filtering device |
| 02/13/1979 | US4139466 Differential fluid pressure indicating device |
| 02/13/1979 | US4139441 Electrofiltration with bi-directional potential pretreatment |
| 02/13/1979 | CA1048419A2 Rotating radial screen filter |
| 02/13/1979 | CA1048418A1 Glued magnets in filter disc separator |
| 01/30/1979 | US4137159 Apparatus and method for deliquifying material |
| 01/23/1979 | US4136011 Transmission fluid filter and method for manufacture thereof |
| 01/23/1979 | CA1046989A1 Angularly adjustable bent screen classifying and dewatering device |
| 01/23/1979 | CA1046957A1 Integral oil supply and filter |
| 01/09/1979 | US4133768 Flow choke filter for oil and gas wells |
| 01/09/1979 | US4133763 Filter assembly with replaceable filter element |
| 01/09/1979 | US4133760 Knockdown type filtering device |
| 01/02/1979 | US4132650 Fused fiber blood filter |
| 01/02/1979 | US4132649 Gasket arrangement for purification apparatus |
| 12/26/1978 | CA1045047A1 Filtering apparatus |
| 12/19/1978 | US4130487 Filters for liquids or gases |
| 12/19/1978 | CA1044612A1 Magnetic filter filtering in parallel, backwashing in series |
| 12/12/1978 | US4129503 Oil pump inlet screen assembly |
| 12/12/1978 | US4129498 Magnetic separation |
| 12/12/1978 | US4129137 Washing apparatus for filter press |
| 12/12/1978 | CA1044159A1 Blood filtration unit |
| 11/21/1978 | US4126559 Pharmaceutical filter |
| 11/21/1978 | US4126557 Fuel oil filter |
| 11/21/1978 | US4126553 Hydraulic filter and valve arrangement |
| 11/21/1978 | CA1042853A1 Filter for pipettes |
| 11/21/1978 | CA1042816A1 Fibrous blood filter |
| 11/21/1978 | CA1042815A1 Method and apparatus for cleaning hydraulic and transmission oil |