Patents
Patents for B01D 17 - Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (15,669)
04/1978
04/25/1978US4086164 Method of disposing of waste water containing emulsified oil
04/25/1978US4086082 Copper crystal and process
04/18/1978US4085049 Skimming apparatus
04/11/1978US4083778 Method for coalescing
04/11/1978US4083717 Separation of three metallurgical phases by decantation
04/04/1978US4082867 Oil emulsion removal and recovery of oil
04/04/1978US4082674 Buoy type oil gate
04/04/1978US4082669 Separator of oil and water
04/04/1978US4082660 Removing hydrocarbons from water
03/1978
03/28/1978US4081403 Adsorbent for the treatment of waste water
03/28/1978US4081401 Process for producing adsorbent
03/28/1978US4081373 Mechanism for exhausting impurities from engine fuel
03/28/1978US4081338 Method of breaking an oil-in-water emulsion
03/14/1978US4078965 Composite coalescing filter tube and method of manufacture thereof
02/1978
02/21/1978US4075096 Suction device for an oil separation tank
02/14/1978US4073734 Marine separator
02/07/1978US4072615 Receiver dryer for a refrigeration system
02/07/1978US4072614 Oil and water separators
02/07/1978US4072609 Capacitance system for heavy phase discharge of second stage centrifugal separation circuit
01/1978
01/31/1978US4071453 Diaphragm filtration system
01/24/1978US4070287 Polymeric and cellulosic fiber material for removing oil from water
01/03/1978US4066545 Bilge water disposal system including oil recovery means
12/1977
12/27/1977US4065389 Apparatus for detecting proportion of oil in oil/water mixtures
12/27/1977US4065273 Separation by gravity, ammonium carbonate
12/20/1977US4064054 Apparatus for separating oil-water mixtures
12/13/1977US4062775 Method and a device for promoting the separation of components suspended in a liquid
12/06/1977US4061573 Portable oil-water separation apparatus
12/06/1977US4061557 Assembly of electrodes
11/1977
11/22/1977US4059528 Cartridge filter
11/22/1977US4059526 Device for collecting light-weight substances floating on a liquid surface
11/22/1977US4059517 Liquid separation apparatus and method
11/22/1977US4059515 Cationic polymer of epihalohydrin and alkylene polyamine
11/22/1977US4059511 Method for clarifying waste water containing finely divided oily materials
11/15/1977US4058463 Element for filtering and separating fluid mixtures
11/15/1977US4058459 Liquid filter apparatus
11/15/1977US4058456 External supported filter
11/08/1977US4057498 Concentrators for recovering liquid pollutant floating on the surface of a sheet of water
11/08/1977US4057493 Droplet control elements
11/08/1977US4057224 Process and apparatus for directly contacting two counterflowing immiscible liquid phases
11/01/1977US4056477 Separating apparatus for clarifying liquid
10/1977
10/25/1977US4055499 Fluid separator
10/11/1977US4053414 Oil recovery apparatus
10/11/1977US4053398 Method and apparatus for water removal from oil in submersible motor environment
10/04/1977US4052316 Composite coalescing filter tube
09/1977
09/27/1977US4051030 Liquids separating system
09/27/1977US4051024 Oil recovery apparatus and method
09/13/1977US4048070 Oil and waste water reception facility and process
09/13/1977US4048031 Method and apparatus for purifying emulsions and contaminated water with electolysis
09/06/1977US4046698 Coalescence apparatus
08/1977
08/30/1977US4045354 Device for separation of liquid from paste or semi-solid
08/23/1977US4043912 Clarification tank
08/23/1977US4043760 Counter current decantation apparatus
08/16/1977US4042495 Microorganisms which metabolize hydrocarbons
08/09/1977US4040965 Rotary filter separator
08/09/1977US4040955 Flocculation, recycling
08/02/1977US4039458 Apparatus for separation by decantation
08/02/1977US4039441 Coalescing method and apparatus
07/1977
07/26/1977US4038186 Carbon decanter
07/19/1977US4036750 Use of activated fluid coke to remove organic contaminants from waste waters
07/19/1977US4036701 Steam distillation apparatus convertible to two separate modes of operation
07/12/1977US4035302 Apparatus for separating oil and water
07/05/1977US4033866 By allowing them to sink into a flushing liquid
07/05/1977US4033851 Separation of oil from water
06/1977
06/28/1977US4032453 Oil-water separator
06/28/1977US4032444 Gravitational separator for mixtures of immiscible liquids of different densities
06/28/1977US4032439 Effluent treatment process
06/28/1977US4032438 Especially oil; transducer
06/21/1977US4031032 Liquid phase separator with valved outlet means
06/21/1977US4031007 Slop oil treating system
06/21/1977US4031006 Vortex coagulation means and method for wastewater clarification
06/14/1977US4029596 De-emulsifier for breaking petroleum emulsions
06/07/1977US4028256 Separation device
06/07/1977US4028233 Water purification process
05/1977
05/31/1977US4026794 Process for resolving oil-in-water emulsions by the use of a cationic polymer and the water soluble salt of an amphoteric metal
05/31/1977US4026792 Filter system and method of filtering animal processing wastes
05/24/1977US4024882 Valve and method for aqueous systems
05/24/1977US4024848 Arrangement for preventing water from entering a fuel system of an internal combustion engine
05/10/1977US4022694 Foam filter, perforated end plates
05/10/1977US4022688 Water, emulsifier, petroleum products, contaminants
04/1977
04/26/1977US4019869 Catalyst beds
04/19/1977US4018683 Bilge water disposal system including oil recovery means
04/05/1977US4016101 Process and composition for breaking emulsions
04/05/1977US4015369 Device for removing water from hydraulic fluid
03/1977
03/29/1977US4014801 Calcium chloride, sodium hypochlorite, hydrazine
03/29/1977US4014791 Oil separator
03/29/1977US4014789 Separation of liquid phases
03/29/1977US4014786 Continuous process for producing synthesis gas fuel gas, reducing gas
03/15/1977US4012207 Oil recovery
03/08/1977US4011175 Composition for separating hydrocarbons from water
03/08/1977US4011158 Oil-water separation process and apparatus
03/01/1977US4010103 Skimming
03/01/1977US4010101 Liquid trap
02/1977
02/15/1977US4008160 Vinyl chloride
02/01/1977US4006054 Method of making filter tubes
01/1977
01/11/1977US4002562 Without acidification, liquid amine
01/04/1977US4001118 Apparatus for separating foreign solid particles from a liquid
01/04/1977US4001114 Waste water treatment process
01/04/1977US4001109 Isopropanol, cyclohexane
12/1976
12/21/1976US3998733 Detergent composition for dispersing oil spills
12/14/1976US3997484 Polyacrylonitrile