Patents
Patents for B01D 36 - Filter circuits or combinations of filters with other separating devices (7,816)
08/1985
08/06/1985US4533475 Cylindrical tank precipitator
07/1985
07/31/1985EP0150120A2 Drain system for fuel processor apparatus
07/31/1985EP0149772A2 Pulp thickening utilizing stationary screens
07/23/1985CA1190865A1 Filter assembly
07/17/1985EP0148264A1 Process and apparatus for handling waste from oil well operations
07/10/1985EP0147568A2 Filtering device
07/10/1985EP0147541A2 Process and apparatus for the purification of circulating liquids
07/09/1985US4528103 Pressure filter
06/1985
06/25/1985US4525284 Filtration through bark and fibers reused as fuel; pollution control
06/25/1985US4525275 Concentric filter elements
06/25/1985US4524733 Modified full-flow filter and by-pass filter apparatus for internal combustion engines
06/18/1985US4523934 Filter-degasser
06/12/1985EP0144090A2 Method and apparatus for dehydrating sludge
06/11/1985US4522712 Double-ended, spin-on fuel water separator
06/04/1985US4521315 Pulp thickening utilizing stationary screens
05/1985
05/28/1985US4519904 Connected to food chopper pump
05/21/1985CA1187376A1 Valve assembly
05/07/1985US4515690 Clogging sensor, water draining device
04/1985
04/30/1985US4513614 Method and device for filtering lubricating oil for a dough divider machine
04/25/1985WO1985001673A1 Single-ended, spin-on fuel water separator
04/23/1985US4512884 Fuel treatment device
04/23/1985US4512882 Single-ended, spin-on fuel water separator
04/02/1985US4508621 Filtration and separation device
03/1985
03/26/1985US4507208 Process for handling waste from oil well operations
03/19/1985US4505813 Wastewater treatment plant
03/12/1985US4504397 Removal of sedimentary constituents from liquids
03/05/1985US4502956 Filter assembly
03/05/1985US4502954 For diesel and otto-type internal combustion engines
02/1985
02/26/1985US4501446 Removal of fine-grained sediments from water bodies
02/19/1985CA1182756A1 Fuel-water separator
02/12/1985CA1182401A1 Arterial blood filter with improved gas venting
02/05/1985US4497714 For diesel engines
01/1985
01/31/1985WO1985000354A1 Process and apparatus for handling waste from oil well operations
01/22/1985US4495069 Drain system for fuel processor apparatus
01/08/1985US4492632 Adaptor for external oil filter
01/08/1985CA1180828A1 Solids separation and liquid clarification system
01/01/1985US4491120 Fuel conditioner
12/1984
12/25/1984US4490254 Blood filter
11/1984
11/27/1984US4485011 Fuel contamination monitor with a shut off valve
11/13/1984US4482459 Continuous process for the reclamation of waste drilling fluids
10/1984
10/24/1984EP0122867A2 Pneumatic hydro-pulse filter system and method of operation
10/23/1984CA1176576A1 Filter apparatus
10/23/1984CA1176575A1 Disposable filtration unit with recoverable filter
10/16/1984US4477345 Filter separator with heater
10/10/1984EP0121143A2 Method and apparatus for the filtration of liquids containing solid particles
10/09/1984US4476028 Heater and water probe
09/1984
09/19/1984EP0119111A1 Belt filter containing an air suction device
09/11/1984US4470301 Probe and drain assembly for fuel oil/water separator
09/04/1984US4469594 High pressure hydraulic system and self-cleaning filter assembly therefor
08/1984
08/28/1984US4467717 Screw press dehydrator provided with cake cutter
07/1984
07/31/1984US4462916 Rotary tubular arm which sweeps apertures and suction pump for applying countercurrent hydraulic shock
07/31/1984US4462902 Means for filtering a liquid containing various impurities
07/31/1984CA1171983A1 Method and apparatus for cleaning basins
07/24/1984CA1171562A1 Apparatus and method for clarification of water using combined flotation and filtration processes
07/17/1984US4460465 Filter/demineralizer unit
07/03/1984CA1170196A1 Disposable, one-piece filter unit and method of manufacture
06/1984
06/26/1984US4456529 Filter device for diesel engines
06/13/1984EP0110651A1 Process for separating wax from mixture of wax and oil or wax, oil and solvent
06/05/1984US4452695 Full-flow and by-pass filter conversion system for internal combustion engines
05/1984
05/22/1984CA1167774A1 Fuel filter assembly and cartridge
05/16/1984EP0108684A1 Installation and method for separating the constituents of a suspension
04/1984
04/25/1984EP0106737A2 Probe and drain assembly
04/25/1984EP0106736A2 Separating device and cartridge therefor
04/03/1984US4440642 Contaminated with swarf from machining metals
04/03/1984US4440193 For use in controlling flow of liquid accumulated in a closed vessel
03/1984
03/27/1984US4439323 Method of discharging septic tank filtered effluent
03/20/1984US4437991 For cutting and machining oil containing solids
03/20/1984US4437986 Separating device and cartridge therefor
03/06/1984US4435287 Apparatus for filtration of lubricating oil for an internal combustion engine
01/1984
01/24/1984US4427552 Method of automatically controlling a continuously operating pressure filter
01/24/1984US4427551 Solids separation and liquid clarification system
01/24/1984US4427542 Inline fuel filter device
01/18/1984EP0098534A1 Filter apparatus
01/03/1984US4424128 Filter device for diesel engines
12/1983
12/21/1983EP0096670A1 Apparatus for separating solid particles from a liquid
12/13/1983US4420396 Filter device for fuel tank
12/13/1983US4420392 Fuel-water separator with flow-reduction feature
12/06/1983CA1158024A1 Apparatus for continuous treatment of mixtures
11/1983
11/10/1983WO1983003780A1 Device for separating solid impurity particles from cooling water for thermal stations or the like
11/09/1983EP0093203A1 Installation for the removal of solid impurities from cooling water for power stations, etc.
10/1983
10/25/1983US4411783 Arterial blood filter with improved gas venting
09/1983
09/27/1983US4406795 Separating protein solids from fat-containing liquid by filtration
09/20/1983US4405466 Useing pressurized gas
09/14/1983EP0088737A2 Filter
09/06/1983US4402834 Method for dewatering sludge-type material
08/1983
08/18/1983WO1983002720A1 A device for separating waste products from a flow of liquid and gas
08/17/1983EP0085878A1 Method for regulating a continuously working pressure filter
08/16/1983US4399042 Scraper blades, vacuum, waste water filtration
08/02/1983US4396504 Mobile waste oil cleaning apparatus
06/1983
06/29/1983EP0082721A1 Arterial blood filter with improved gas venting
06/14/1983US4388187 Fuel filter
05/1983
05/24/1983US4384962 Fuel-water separator
05/11/1983EP0078727A1 Filter apparatus for a liquid containing diverse impurities
05/11/1983EP0078419A2 Disposable pharmaceutical filter assembly
03/1983
03/31/1983WO1983001013A1 Solids separation and liquid clarification system
03/30/1983EP0075405A1 Re-usable filter units with recoverable filter membranes
03/22/1983US4377485 Apparatus and method for clarification of water using combined flotation and filtration processes
03/02/1983EP0073079A1 Method and apparatus for the cultivation of micro-organisms
03/02/1983EP0073076A2 Method for continuously thickening suspensions
03/02/1983EP0072992A2 Large container
1 ... 67 68 69 70 71 72 73 74 75 76 77 78 79