Patents for B01D 36 - Filter circuits or combinations of filters with other separating devices (7,816) |
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03/01/1983 | CA1141943A1 Process and equipment for the extraction of solid material from liquid containing solids granulated by heat effect |
02/22/1983 | CA1141679A1 Vented flexible filtration device for use in administering parenteral liquids |
02/08/1983 | US4372855 Filter device with air bleed |
02/08/1983 | US4372847 Fuel filter assembly and cartridge |
02/01/1983 | CA1140479A1 Filter apparatus with vertical filtering elements |
01/19/1983 | EP0069980A1 Separating and cleaning device for a cooling lubricant |
01/18/1983 | US4369112 Filter device |
01/11/1983 | US4368119 Apparatus for continuous treatment of mixtures |
01/11/1983 | US4368118 Blood-air separator and filter |
12/21/1982 | US4364825 With ball blocking means |
12/07/1982 | US4362628 Flocculation of particles in water |
11/30/1982 | US4361483 Disposable pharmaceutical filter assembly |
11/03/1982 | EP0063797A2 Filter apparatus |
11/02/1982 | US4357240 Disposable, one-piece filter unit |
10/13/1982 | EP0062549A2 Apparatus for filtering fluids and process carried out in this apparatus |
09/21/1982 | US4350591 Drilling mud cleaning apparatus |
09/21/1982 | CA1132058A1 Fluid filtering device |
09/15/1982 | EP0060106A2 Fuel-water separator |
09/15/1982 | EP0059809A1 Disposable filtration unit with recoverable filter |
09/08/1982 | EP0059284A1 Disposable, one-piece filter unit and method of manufacturing the same |
08/17/1982 | US4344777 Directed flow bubble trap for arterial blood |
08/10/1982 | US4343710 Filter presses and a method of cleaning same |
07/27/1982 | US4341642 Process and an apparatus for continuously filtering liquids |
07/27/1982 | US4341538 Diagonally enclosed in rectangular housing |
07/20/1982 | US4340476 Arrangement for mounting dividing or separating elements in a filtering water separator |
05/18/1982 | US4330404 Multiple cell filter with baffles |
05/18/1982 | CA1123977A1 Dike building material comprising sand and treated sludge |
05/11/1982 | US4329228 Filter plate for horizontal plate filter |
03/10/1982 | EP0046919A1 Process and apparatus for the continuous filtration of liquids |
01/26/1982 | CA1117032A1 Blood filter |
12/08/1981 | US4304666 And a system to remove silica |
12/01/1981 | US4303530 Blood filter |
11/24/1981 | US4302328 Geothermal brine treatment |
11/10/1981 | US4299696 Fluid filtering device |
11/03/1981 | US4298465 Fuel filter and water separator apparatus |
10/06/1981 | US4293414 Slotted sheet filter element |
10/06/1981 | CA1110181A1 Filter element with slotted precoat retainer sheet |
09/29/1981 | US4292179 Spin-on filter coalescer unit with flow reversing baffle assembly |
08/18/1981 | US4284500 For separating oversized particles from pressurized fluid slurry, cleaning of filter while system is sealed |
08/11/1981 | US4283282 Filter having vertical filter elements |
08/04/1981 | US4282097 Dynamic oil surface coalescer |
07/22/1981 | EP0032166A2 Pre-coated filter |
06/30/1981 | US4276170 Vented flexible filtration device for use in administering parenteral liquids |
06/30/1981 | US4276161 Fuel filter provided with a water level detecting means |
06/16/1981 | CA1103172A1 Cartridge filter |
05/12/1981 | US4267039 In which filter is precoated with a particulate material |
05/05/1981 | US4265762 Filter assembly for use in the filtration of medical treatment liquids |
04/07/1981 | US4260488 Device for compacting and draining fluid sludges containing fibrous materials |
03/18/1981 | EP0025314A2 Method of cleaning a filter press and filter press |
03/03/1981 | US4253967 Defoaming and recycling during surgery |
03/03/1981 | US4253954 Two-stage spin-on separating device |
02/11/1981 | EP0023899A1 Device for dewatering aqueous suspensions and slurries |
01/20/1981 | US4246118 Apparatus for separating solid and liquid |
01/13/1981 | US4244287 Two-stage mechanical dewatering of sewage sludge |
11/27/1980 | WO1980002515A1 Sludge decanter thickener |
11/26/1980 | EP0019538A1 Sludge settling and thickening apparatus |
11/18/1980 | US4234413 Method and apparatus for self-cleaning drilling mud separation system |
10/28/1980 | US4230582 Drain traps with strainer means |
10/21/1980 | CA1087994A1 Dirt filter for water pipes |
09/23/1980 | CA1086240A1 Cell filters |
07/15/1980 | CA1081620A1 Filtration of solid-containing titanyl sulfate solutions |
06/24/1980 | US4209401 Filter drier |
06/24/1980 | CA1080130A1 Pharmaceutical filter |
05/20/1980 | CA1077864A1 Filter elements for gas or liquid and methods of making such elements |
05/13/1980 | US4202771 Chemical recovery filter |
04/01/1980 | US4196078 Process and apparatus for dewatering granulated material, especially granulated blast furnace slag |
04/01/1980 | CA1074733A1 Combined hydrocyclone and screen |
03/11/1980 | US4192743 Process of dewatering sludge-type material and installation for carrying out the process |
03/04/1980 | US4191648 Filtration device for filtering temperature controlled fluids |
01/29/1980 | CA1070866A1 Process for compacting and wringing fluid sludge containing fibrous material |
01/08/1980 | CA1069444A1 Degritting and fiber removal with cyclone and filter |
01/08/1980 | CA1069378A1 Consecutive, independent dewatering apparatus and method for improved sludge treatment |
12/18/1979 | US4179372 Fluid filtering device |
10/30/1979 | US4172791 Multiple cell filter having a gas discharge |
10/02/1979 | CA1063740A1 Process for dewatering sludge-type material and an installation for carrying out the process |
09/18/1979 | US4168236 Consecutive, independent dewatering apparatus for improved sludge treatment |
08/28/1979 | US4166036 Floating skimming apparatus |
08/14/1979 | US4164468 Blood treating device and method of operation |
06/12/1979 | US4157965 Improved fluid flow characteristics |
05/01/1979 | US4152253 Screen rotation; anticlogging |
04/24/1979 | US4151091 By agglomeration and centrifuging |
01/23/1979 | CA1046957A1 Integral oil supply and filter |
12/19/1978 | CA1044537A1 Filter medium and process |
12/12/1978 | CA1044159A1 Blood filtration unit |
11/21/1978 | US4126559 Pharmaceutical filter |
11/14/1978 | CA1042359A1 Blood filter unit |
09/12/1978 | US4113627 Process for making hermetically sealed filter units and filters made thereby |
09/05/1978 | US4111815 Filter elements for gas or liquid and methods of making such elements |
08/29/1978 | US4110218 Liquid cleaning apparatus having cyclonic separators |
08/22/1978 | US4108775 Cartridge filter |
08/15/1978 | US4107033 Apparatus for cleaning fibrous suspensions of low stock consistency |
08/08/1978 | US4105558 Apparatus for draining of muddy liquids |
04/04/1978 | US4082676 Dirt filter for water pipes |
04/04/1978 | US4082673 Filter asembly with integral service shut-off valve |
02/21/1978 | US4075099 Integral oil supply and filter |
12/13/1977 | US4062779 Apparatus for thickening and extracting the liquid from a sludge |
11/15/1977 | US4058463 Element for filtering and separating fluid mixtures |
10/11/1977 | US4053405 Warning device and method for fuel filtering systems |
10/04/1977 | US4052300 Process and device for the filtration of liquids polluted by suspended solid bodies |
09/27/1977 | US4051036 Filter for liquids |