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