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