| Patents for C10G 33 - De-watering or demulsification of hydrocarbon oils (2,962) |
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| 10/17/2001 | CN1317544A Polymer-type efficient demulsifier for emulsion of crude oil and its synthesizing process |
| 10/16/2001 | CA2175859C Dehydration of drilling fluids |
| 10/11/2001 | WO2001074468A2 Processes for separation of oil/water emulsions |
| 09/25/2001 | US6294093 Aqueous dispersion of an oil soluble demulsifier for breaking crude oil emulsions |
| 09/19/2001 | EP0800567B1 Method for demetallating refinery feedstreams |
| 09/12/2001 | EP1003822B1 Method for demulsifying emulsions |
| 09/05/2001 | EP1129153A1 Deep conversions combining the demetallization and the conversion of crudes, residues or heavy oils into light liquids with pure or impure oxigenated compounds |
| 08/09/2001 | WO2001057163A1 Uses and methods with condensates |
| 08/07/2001 | US6270657 Asphalt blend compositions containing used motor oil and asphalt pavement compositions containing said asphalt blend compositions |
| 08/07/2001 | CA2177194C Polymer compositions for demulsifying crude oil |
| 07/17/2001 | US6260621 Forcing particles into oil or gas formation under pressure; mixing with fatty ester and lower alkyl glycol ether; cleaning |
| 07/17/2001 | US6260620 Mixing with fatty acid alkyl ester and lower alkyl glycol ether; agitation |
| 07/12/2001 | US20010007351 Use of delayed release breakers in gelled hydrocarbons |
| 06/28/2001 | WO2001045818A1 Process for breaking an emulsion |
| 06/27/2001 | CN1300814A Process for high-voltage electrostatic demulsifying and its dedicated equipment |
| 06/26/2001 | US6251288 Methods of drilling a bore hole and dehydrating drilling fluids |
| 06/14/2001 | US20010003231 Fuel composition and blend |
| 06/13/2001 | EP0880572B1 Use of demulsifiers |
| 06/13/2001 | CN1298922A Electric dewatering and desalting appliance |
| 06/07/2001 | WO2001040412A1 Petroleum fuel additive formulations |
| 06/07/2001 | WO2001040410A1 Oil production additive formulations |
| 06/07/2001 | CA2392061A1 Oil production additive formulations |
| 05/17/2001 | WO2001034266A1 Device and method for separation of liquid hazardous waste |
| 05/09/2001 | CN1294622A Device and method for processing crude oil |
| 05/08/2001 | US6228239 Crude oil desalting method |
| 05/02/2001 | CN1293226A Denitrifying process for refining oil |
| 05/01/2001 | US6225357 Polymer compositions for demulsifying crude oil |
| 04/24/2001 | US6221815 Diesel fuel and lubricating oil antiforms and methods of use |
| 04/18/2001 | EP1091790A1 Coalescer |
| 04/14/2001 | CA2326084A1 Methods of drilling a bore hole and dehydrating drilling fluids |
| 04/10/2001 | US6214236 Process for breaking an emulsion |
| 04/10/2001 | US6214219 Knock-down separation of emulsions |
| 03/14/2001 | CN1063215C Demulsification method for soda washing electric refining diesel oil |
| 02/01/2001 | WO2001007139A1 Breaking of oil/water emulsion |
| 01/16/2001 | US6173776 Cleaning compositions for oil and gas wells, lines, casings, formations and equipment and methods of use |
| 01/09/2001 | US6171465 Desalter |
| 01/09/2001 | CA2179760C Crude oil emulsion treating apparatus and method |
| 01/03/2001 | CN1278549A Method of compounding fuel oil with Aoli oil |
| 01/02/2001 | US6168702 Amine salts of carboxyalkylsulfonic acids |
| 12/27/2000 | CN2412013Y Continuously dewatering distributor for petroleum products |
| 12/26/2000 | US6165360 Method and device for dehydrating heavy oils |
| 12/26/2000 | US6164458 Method for the separation of a first liquid from a second one |
| 12/14/2000 | WO2000075262A1 Process for reducing the acidity of oil |
| 12/07/2000 | WO2000072948A1 Oil dehydrator |
| 11/29/2000 | CN1275156A Process for upgrading heavy crude oil production |
| 11/28/2000 | CA2201782C Process for producing oligoamines or polyamines |
| 11/10/2000 | CA2271439A1 Radio frequency microwave energy application apparatus to break oil and water emulsions |
| 11/08/2000 | EP1050330A1 Radio frequency microwave energy application apparatus to break oil and water emulsions |
| 10/18/2000 | EP1044997A2 Aromatic aldehyde resins and their use as demulsifier |
| 10/18/2000 | EP1044996A2 Aromatic aldehyde resins and their use as demulsifier |
| 10/10/2000 | US6130258 For resolving an oil-and-water emulsion |
| 10/05/2000 | DE19916945C1 Aromatische Aldehydharze und ihre Verwendung als Emulsionsspalter Aromatic aldehyde resins and their use as demulsifiers |
| 09/30/2000 | CA2303564A1 Defoaming hydrocarbon systems with dispersed solids |
| 09/19/2000 | US6120678 Effective asphaltene dispersing amount of an alkyl phenol-formaldehyde liquid resin |
| 09/19/2000 | US6120650 Separation of hydrocarbons/water/emulsifier mixtures |
| 09/08/2000 | WO2000052114A1 Metal phase transfer additive composition and method |
| 09/06/2000 | EP1032621A1 Process for recovering high quality oil from refinery waste emulsions |
| 09/06/2000 | CN1265602A Apparatus and method for separating mixture of less dense liquid and more dense liquid |
| 09/05/2000 | US6113765 Methods for enhanced resolution of hydrocarbon continuous emulsions or dispersions with conductivity modifiers |
| 08/31/2000 | WO2000050541A1 Chemical demulsifier for desalting heavy crude |
| 08/31/2000 | WO2000050540A1 Crude oil desalting method |
| 08/31/2000 | CA2361740A1 Chemical demulsifier for desalting heavy crude |
| 08/31/2000 | CA2361739A1 Crude oil desalting method |
| 08/23/2000 | EP1029574A1 Knock-down separation of emulsions |
| 08/22/2000 | US6106700 Method of treating crude oil with an amine oxide compound |
| 08/17/2000 | CA2298782A1 Knock-down separation of emulsions |
| 08/17/2000 | CA2262048A1 Method of reducing moisture and solid content of bitumen extracted from tar sand minerals |
| 08/02/2000 | CN1261620A Defoaming composition of diesel oil |
| 07/27/2000 | DE19916946C1 Resins, useful for breaking crude oil emulsions, are prepared by condensation of a disubstituted phenol aromatic amine, benzoic acid or amide with formaldehyde followed by alkoxylation |
| 07/25/2000 | US6093222 Synergistic blend of low to moderate molecular weight silicone which are more soluble in the blend of additives added to the petroleum product at a refinery; motor vehicle engines; hydrosilated polysiloxanes; polyethersiloxanes |
| 07/12/2000 | EP1017745A1 Amphiphilic particles or molecules with predominantly hydrophilic and predominantly hydrophobic domains distributed anisotropically on their surface |
| 07/11/2000 | US6086830 Radio frequency microwave energy applicator apparatus to break oil and water emulsion |
| 07/11/2000 | US6086750 Method for pretreatment of refinery feed for desalting the feedstock, and related additive |
| 07/05/2000 | EP1015088A1 Apparatus and method for separating a mixture of a less dense liquid and a more dense liquid |
| 06/27/2000 | US6080794 Demulsification of oil in water emulsion using a co-oligomer or copolymer of alkyl(meth)acrylate and acrylated polyoxyalkylene ether |
| 06/27/2000 | CA2127303C Method of demulsifying water-in-oil emulsions |
| 06/21/2000 | EP1010748A1 Diesel fuel antifoam composition |
| 06/20/2000 | US6077400 Radio frequency microwave energy method to break oil and water emulsions |
| 06/13/2000 | US6074563 Dehydration of drilling fluids |
| 05/31/2000 | EP1003822A1 Method for demulsifying emulsions |
| 05/30/2000 | US6068759 Using heated hydrocarbon vapors; decomposition of organometallic compounds |
| 05/24/2000 | CN1253984A Multicomponent crude oil demulsification dehydration additive |
| 05/10/2000 | CA2289306A1 Novel application for specific resolution of colloidal emulsions from desalter mudwash water |
| 05/04/2000 | WO2000025062A1 Method and system for transporting a flow of fluid hydrocarbons containing water |
| 05/02/2000 | US6056882 Waste treatment by applying shear force; grinding; producing coker quench stream; waste treatment |
| 04/27/2000 | WO2000023540A1 Deep conversion combining the demetallization and the conversion of crudes, residues or heavy oils into light liquids with pure or impure oxygenated compounds |
| 04/25/2000 | CA2168880C Liquid/solid separation |
| 04/19/2000 | CN1051474C Process for preparing demulsifier for high-solidificability oil |
| 04/05/2000 | EP0891406A4 Diesel fuel and lubricating oil antifoams and methods of use |
| 03/28/2000 | US6042718 Process for removing water from a water-containing crude oil |
| 03/15/2000 | EP0985722A2 Method of inhibiting the formation of oil and water emulsions |
| 03/07/2000 | CA2280223A1 Method of inhibiting the formation of oil and water emulsions |
| 03/04/2000 | WO2000013762A1 Breaking emulsions with aqueous dispersion of demulsifier |
| 02/01/2000 | US6019912 Polyvalent metal cations in combination with dithiocarbamic acid compositions as broad spectrum demulsifiers |
| 02/01/2000 | US6019888 Method of reducing moisture and solid content of bitumen extracted from tar sand minerals |
| 01/06/2000 | WO2000000261A1 Coalescer |
| 01/04/2000 | CA2229156C Apparatus for filtering water from petroleum derivatives |
| 12/28/1999 | US6007702 Adding group ia or group iia metal halide or nitrate salts to crude oil in the form of a water-in-oil emulsion with water |
| 12/14/1999 | US6001140 Diesel fuel and lubricating oil antifoams and methods of use |
| 11/24/1999 | CN1046753C Method and device for separating oil from oil coated particles |