| Patents for C10G 33 - De-watering or demulsification of hydrocarbon oils (2,962) |
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| 03/23/1983 | EP0074592A2 Bisamides, processes for their preparation and their use |
| 03/16/1983 | EP0074077A2 Bisimidazolines, process for their preparation and their use |
| 03/15/1983 | US4376676 Vertical cylinder with spiralled vane and inner tube having contact disks; in-line separation of gas, oil, and water |
| 03/09/1983 | EP0073479A1 Alkylene oxide polymers, process for their preparation and their use |
| 02/23/1983 | EP0072628A1 Electrically coalescing multi-component liquid mixtures |
| 02/23/1983 | EP0072569A2 Water absorbing composite |
| 02/22/1983 | US4374734 Emulsion breaking of surfactant stabilized crude oil in water emulsions |
| 02/22/1983 | US4374724 Plural stage desalting/dehydrating apparatus |
| 02/22/1983 | US4374647 Oxygenated fuel dehydration |
| 02/15/1983 | CA1141319A1 Method and apparatus for separating slurries and emulsions |
| 02/15/1983 | CA1141254A1 Method of increasing the separation rate of an emulsion |
| 02/15/1983 | CA1141253A1 Demulsification of emulsions produced from surfactant recovery operations and recovery of surfactants therefrom |
| 02/08/1983 | CA1140885A1 Emulsion breaking |
| 02/01/1983 | US4371434 Degasser-dehydrator |
| 01/25/1983 | US4370238 With low molecular weight alcohol |
| 01/25/1983 | US4370236 Washing with water to remove water-soluble contaminants and particles; filtration; circulation; natural gas liquids |
| 01/18/1983 | US4368716 Fuel processor apparatus for diesel powered vehicles |
| 01/18/1983 | CA1139705A1 Method for treating a spent emulsion of oil in water used in an industrial process, and the apparatus for carrying out the method |
| 01/11/1983 | US4368137 Polymers of oxyalkylated piperazines and uses thereof |
| 12/28/1982 | CA1138348A1 Filter dehydrator |
| 12/14/1982 | US4363727 Fuel purifier |
| 12/14/1982 | CA1137385A1 Flotation aids for oil-in-water emulsions |
| 12/09/1982 | WO1982004202A1 Oil treating apparatus |
| 11/30/1982 | CA1136515A1 Emulsion breaking process |
| 11/02/1982 | CA1134777A1 Apparatus and process for electrically resolving emulsions |
| 10/26/1982 | US4356002 Anti-static compositions |
| 10/19/1982 | CA1133840A1 De-emulsification agents of microbiological origin |
| 09/15/1982 | EP0060106A2 Fuel-water separator |
| 08/03/1982 | US4342657 Method for breaking petroleum emulsions and the like using thin film spreading agents comprising a polyether polyol |
| 07/27/1982 | US4341887 N,n-diallyl-3-hydroxy-azetidinium halide; demulsifiers, water treatment |
| 07/21/1982 | EP0056090A1 Method of dewatering sludges containing mineral oils with recovery of the oil fraction |
| 07/13/1982 | US4339347 Use of quaternized derivatives of polymerized pyridines and quinolines as demulsifiers |
| 07/07/1982 | EP0055434A1 Addition products from polyether block polymers and bisglycidyl ethers, process for their production and their use |
| 07/07/1982 | EP0055433A1 Oxalkylated addition products from ethylene oxide-propylene oxide block polymers and bisglycidyl ethers, and their use |
| 06/22/1982 | US4336129 Method for treating a water-containing waste oil |
| 06/15/1982 | US4334989 Fuel-water separator with piston-check valve water disposal to evaporator |
| 06/08/1982 | CA1125231A1 Process for dehydration and demineralization of diluted bitumen |
| 06/02/1982 | EP0052894A1 Reforming catalysts and use thereof |
| 05/25/1982 | US4331554 Demulsification process with thiazine quaternary ammonium salts of polyepihalohydrin |
| 05/25/1982 | CA1124196A1 Demulsifying petroleum emulsions with aryl sulfonated-oxyalkylated phenolformaldehyde resins and alkali metal halides |
| 05/12/1982 | EP0051463A2 Settling of liquid dispersions |
| 04/27/1982 | US4326985 Micellar solutions of thin film spreading agents comprising an acylated polyether polyol |
| 04/27/1982 | US4326984 Demulsifiers |
| 04/27/1982 | US4326983 Micellar solutions of thin film spreading agents comprising a polyether polyol |
| 04/27/1982 | US4326968 Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyols |
| 04/20/1982 | CA1122229A1 Dehydration of hydrocarbons |
| 04/20/1982 | CA1122135A1 Process and apparatus for dehydrating tars and hydroarbon oils |
| 04/20/1982 | CA1122095A1 Demulsification process |
| 03/23/1982 | US4321148 Demulsification of bitumen emulsions |
| 03/23/1982 | US4321147 Demulsification of bitumen emulsions with a high molecular weight polyol containing discrete blocks of ethylene and propylene oxide |
| 03/23/1982 | US4321146 Demulsification of bitumen emulsions with a high molecular weight mixed alkylene oxide polyol |
| 03/02/1982 | CA1119118A1 Separation method and apparatus |
| 02/23/1982 | US4316808 Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising an acylated polyether polyol |
| 01/05/1982 | US4309306 Demulsifiers for water in oil emulsions; enhanced oil recovery |
| 12/29/1981 | US4308127 Separation of emulsions with electric field |
| 12/22/1981 | US4306981 Method for breaking petroleum emulsions and the like comprising resinous polyalkylene oxide adducts |
| 12/01/1981 | US4303505 Selective separation of hydrophilic component from mixtures using pastes |
| 11/24/1981 | US4302326 Oil in water, stabilized with clay, adding a polyoxyethylene glycol resin, settling, diluting |
| 11/10/1981 | US4299690 Demulsifying petroleum emulsions with aryl sulfonates-oxyalkylated phenolformaldehyde resins and alkali metal halides |
| 11/10/1981 | CA1112200A1 Process and apparatus for desalting crude petroleum |
| 11/03/1981 | CA1111944A1 Diesel fuel monitor system |
| 09/01/1981 | CA1108190A1 Heteric/block polyoxyalkylene compounds as crude oil demulsifiers |
| 07/29/1981 | EP0032610A1 Method for the removal of impurities from liquid mixtures |
| 07/22/1981 | EP0032420A2 Reclamation of coking wastes |
| 07/21/1981 | US4279620 Drying with calcium chloride |
| 07/07/1981 | US4277352 Adding solubilizer to extract surfactant into water phase |
| 06/16/1981 | US4273611 Method for treating a spent emulsion of oil in water used in an industrial process, and the apparatus for carrying out the method |
| 06/09/1981 | US4272360 Process for breaking emulsions in fluids from in situ tar sands production |
| 06/09/1981 | CA1102728A1 Demulsifying petroleum emulsions with polyalkylene oxide resins and alkali metal halides |
| 04/28/1981 | US4264453 Reclamation of coking wastes |
| 04/28/1981 | CA1100096A1 Methods and apparatus for separation of fluids with an electric field |
| 04/14/1981 | US4261812 Emulsion breaking process |
| 03/31/1981 | CA1098485A2 Electrostatic water treatment |
| 03/24/1981 | US4257895 Low gravity crude oil and water separator |
| 03/24/1981 | US4257890 Fuel-water separator |
| 03/03/1981 | US4253954 Two-stage spin-on separating device |
| 02/24/1981 | US4252631 Electrostatic coalescence system with independent AC and DC hydrophilic electrodes |
| 02/17/1981 | CA1095806A1 Demulsifiers for breaking crude-oil emulsions |
| 02/03/1981 | CA1094911A1 Demulsification of petroleum emulsions |
| 01/06/1981 | US4243528 Treater for mechanically breaking oil and water emulsions of a production fluid from a petroleum well |
| 12/30/1980 | US4242206 Water-insoluble crosslinked sodium carboxymethyl cellulose fibers and fiberglass filter |
| 12/10/1980 | EP0019640A1 Plural stage desalter/dehydrator in a single vessel and petroleum oil desalting process |
| 12/09/1980 | US4238330 Flotation aids for oil-in-water emulsions |
| 12/09/1980 | US4238326 Fluid processor apparatus and method |
| 11/13/1980 | WO1980002432A1 Process for treating aqueous waste oil |
| 11/11/1980 | US4233154 Method for treating petroleum well pumping power fluid |
| 10/21/1980 | US4229297 Method of separating oil from oil-containing liquid |
| 10/14/1980 | CA1087481A1 Demulsification |
| 10/07/1980 | US4227173 Diesel fuel monitor system |
| 10/07/1980 | US4226702 Addition of water to emulsions to accelerate coalescence |
| 10/07/1980 | US4226690 Process for dehydration and demineralization of diluted bitumen |
| 10/07/1980 | US4226689 Apparatus and process for electrically resolving emulsions |
| 10/07/1980 | CA1087107A1 Ultrafiltration or reverse osmosis treatment of emulsified oil metal working coolants |
| 09/30/1980 | CA1086603A1 Process of demulsifying an emulsion of oil and water |
| 09/23/1980 | US4224124 Electrostatic coalescing system |
| 08/05/1980 | US4216114 Polyester formed from an alkenylsuccinic anhydride, a polyoxyalkylene glycol, and a polyol |
| 08/05/1980 | US4216079 Emulsion breaking with surfactant recovery |
| 07/08/1980 | US4211639 Method for removing impurities and residual moisture from petroleum fuels |
| 07/08/1980 | CA1081132A1 Waste oil recovery unit |
| 06/24/1980 | US4209422 Multicomponent demulsifier, method of using the same and hydrocarbon containing the same |