| Patents for C10G 21 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents (2,651) |
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| 05/28/2008 | CN100390252C Method for refining poor diesel oil by using compound solvent |
| 05/21/2008 | EP1922389A1 Absorbent composition containing molecules with a hindered amine and a metal sulfonate, phosphonate or carboxylate structure for acid gas scrubbing process |
| 05/14/2008 | CN100387688C Oil coal cinder extracting process and equipment |
| 05/08/2008 | WO2008054570A1 Process for upgrading tar |
| 05/02/2008 | WO2008049188A1 Formulation for hydrogen sulphide scavenging from hydrocarbon streams and use thereof |
| 05/02/2008 | CA2667240A1 Enhanced solvent deasphalting process for heavy hydrocarbon feedstocks utilizing solid adsorbent |
| 04/23/2008 | CN100383096C Extraction of oxygenates from a hydrocarbon stream |
| 04/17/2008 | WO2008045629A2 Process for removing at least benzene from hydrocarbon streams |
| 04/17/2008 | CA2665197A1 Process for removing at least benzene from hydrocarbon streams |
| 04/16/2008 | EP1911829A1 Process for deacidifying crude oil |
| 04/10/2008 | WO2008041992A1 Production of olefins from biorenewable feedstocks |
| 04/09/2008 | EP1907512A2 Process for producing petroleum oils with ultra-low nitrogen content |
| 04/08/2008 | US7354508 From a partly isomerized Fischer-Tropsch derived feedstock having an initial boiling point of below 400 degrees C. and a final boiling point of above 600 degrees C.; separating light from heavy oils by distillation; reducing the pour point of each precursor fraction by dewaxing; and isolating fractions |
| 04/06/2008 | CA2605056A1 Deasphalted oil conversion process |
| 04/02/2008 | CN100378197C Catalytic hydrocarbon recombinant treating method |
| 03/27/2008 | WO2008034880A1 Use of an ionic liquid for extracting polyaromatic or neutral nitrogenous compounds from a mixture of hydrocarbons of the diesel boiling range |
| 03/26/2008 | CN101148603A Desalination method for heavy oil |
| 03/25/2008 | US7347051 Processing of residual oil by residual oil supercritical extraction integrated with gasification combined cycle |
| 03/20/2008 | US20080067109 Method For Upgrading Of Diesel Feed By Treatment With Sulfuric Acid |
| 03/19/2008 | CN100375739C Process of eliminating and recovering naphthenic acid from oil product |
| 03/06/2008 | US20080053920 Scavenging hydrogen sulfide and/or mercaptans from fluid and gas streams |
| 03/05/2008 | EP1171549B1 Hydrofining process using bulk group viii/group vib catalysts |
| 03/05/2008 | EP1153106B1 Slurry hydroprocessing using bulk multimetallic catalysts |
| 03/05/2008 | CN101134907A Method for eliminating and reclaiming naphthenic acid from oil product and special-purposed composite deacidification agent |
| 02/28/2008 | WO2008024199A2 Method for processing natural gasoline |
| 02/21/2008 | US20080045614 Process to Make a Base Oil |
| 02/12/2008 | US7328511 Method for use in the manufacturing of a fluid dynamic pressure bearing |
| 02/05/2008 | US7326333 Apparatus and process for extracting sulfur compounds from a hydrocarbon stream |
| 01/31/2008 | WO2008013096A1 Process oil for rubber |
| 01/30/2008 | EP1670562B1 Membrane method for separating solvents from oil-containing solutions and suspensions |
| 01/09/2008 | CN101100613A Oil product desulfurization method |
| 01/09/2008 | CN101100609A Process for improving and recuperating waste, heavy and extra heavy hydrocarbons |
| 01/03/2008 | US20080000808 Continuous purification of used motor oil using sodium/ potassium hydroxide and phase transfer catalyst (ethylene glycol); distillation; recycling |
| 12/27/2007 | WO2007083213A3 Process for the preparation of biodiesel |
| 12/26/2007 | CN101092491A Plasticizer and method for making same |
| 12/19/2007 | CN100355866C Aromatics separation process and method of retrofitting existing equipment for same |
| 12/06/2007 | WO2007138307A2 Process for removing sulfur-containing acids from crude oil |
| 11/21/2007 | CN100350020C Catalyzing and cracking process of inferior oil |
| 11/21/2007 | CN100349837C Integrated catalytic cracking and steam pyrolysis process for olefins |
| 11/17/2007 | CA2549791A1 Heavy oil upgrading process |
| 11/15/2007 | US20070261996 Biomass Thermal Oiling |
| 11/14/2007 | EP1854786A1 Ionic liquids and their use in extraction processes |
| 11/13/2007 | US7294156 Integrated process for bitumen recovery, separation and emulsification for steam generation |
| 11/07/2007 | CN100347273C Complex extracting and dephenolizing method for alkaline slag of smeltery |
| 11/07/2007 | CN100346889C Sonication treatment of polychlorinated biphenyl contaminated media |
| 10/31/2007 | CN100345803C Production method of linear alkyl benzene |
| 10/30/2007 | US7288184 After aromatic hydrocarbons are extracted from aliphatic hydrocarbons, stripped from the extracting solvent with steam and passed through an ion exchange bed, the feed to the bed is switched in order to pass the solvent through the ion exchange bed to remove acids |
| 10/25/2007 | WO2007119474A1 Process for production of hydrocarbon oil |
| 10/18/2007 | US20070241030 Process for the Purification of Spent Process Oil |
| 10/17/2007 | EP1844124A2 Bitumen production-upgrade with common or different solvents |
| 10/09/2007 | CA2319145C Raffinate hydroconversion process |
| 10/04/2007 | US20070227951 Novel Process for Removing Sulfur from Fuels |
| 10/04/2007 | US20070227950 Reactive Extraction of Sulfur Compounds from Hydrocarbon Streams |
| 10/03/2007 | CN101045882A Heating method for extruction column top in solvent de-asphalting apparatus |
| 10/02/2007 | US7276153 Method for neutralising a stream of hydrocarbon fluid |
| 09/27/2007 | US20070221538 Method and Apparatus for Converting and Removing Organosulfur and Other Oxidizable Compounds from Distillate Fuels, and Compositions Obtained Thereby |
| 09/13/2007 | US20070209970 Hydrocarbon recovery techniques |
| 09/06/2007 | DE10147093B4 Kombiniertes Verfahren der Asphaltentziehung und des verzögerten Verkokens eines Lösungsmittels mit geringem Gehalt Combined method of deasphalting and delayed coking of a solvent with a low content |
| 09/04/2007 | US7264786 Contacting crude oil and residual fuel oil streams with a scavenger, 1,3,5-tris[3-(dimethylamino)propyl]hexahydro-1,3,5-triazine, a morpholine or piperazine derivative and an amide substituted amine oxide |
| 08/28/2007 | CA2144372C Composition for water treatment |
| 08/23/2007 | DE10242349B4 Verfahren zur Abtrennung von Aromaten durch extraktive Destillation und dabei verwendetes Verbundlösungsmittel A process for the separation of aromatics by extractive distillation and composite solvent used therein |
| 08/07/2007 | US7252756 Preparation of components for refinery blending of transportation fuels |
| 08/02/2007 | US20070175800 separating bitumen from oil sands in an efficient and environmentally acceptable manner, and for recovering residual bitumen from existing tailings ponds |
| 07/26/2007 | US20070170092 Process to prepare a haze free base oil |
| 07/25/2007 | EP1272591B1 Process to prepare a process oil |
| 07/25/2007 | CN101006163A Process to make a base oil |
| 07/25/2007 | CN101003742A Method for removing organic sulfur of containing thiophene cycle in fuel oil |
| 07/19/2007 | WO2007082179A2 In situ conversion of heavy hydrocarbons to catalytic gas |
| 07/12/2007 | US20070158237 Process to prepare a haze free base oil |
| 07/11/2007 | CN1325610C Benzothiophene kind sulfur component molecule blotting solid phase extracter and its preparation method |
| 07/10/2007 | CA2282632C Spent caustic (pre)treatment process |
| 07/04/2007 | EP1802554A1 Method for utilizing hydrocarbon waste materials as fuel and feedstock |
| 07/03/2007 | USH2194 Solvent extraction by dissolving the feedstock in a mixture of water and solvent to transfer phenols into the solvent and neutral oils and/or tar bases into a cosolvent layer; separating solvent layer by distillation to yield recovered water and cosolvent overhead and solvent and phenols bottom |
| 07/03/2007 | CA2319035C Hydroconversion process for making lubricating oil basestocks |
| 06/28/2007 | WO2007071634A1 Method to measure olefins in a complex hydrocarbon mixture |
| 06/28/2007 | US20070144944 Integrated process for the conversion of feedstocks containing coal into liquid products |
| 06/26/2007 | CA2346181C Deep conversion combining the demetallization and the conversion of crudes, residues or heavy oils into light liquids with pure or impure oxygenated compounds |
| 06/21/2007 | CA2531262A1 Very low sulfur heavy crude oil and process for the production thereof |
| 06/20/2007 | EP1276831B1 Method for isolating enriched source of nitrogen containing heterocycles using monohydroxyl alcohol as treating agent |
| 06/19/2007 | CA2318898C Hydroconversion process for making lubricating oil basestocks |
| 06/14/2007 | WO2007065327A1 A method for processing oil sand bitumen |
| 06/13/2007 | EP1499459B1 Sonication treatment of polychlorinated biphenyl contaminated media |
| 06/13/2007 | CN1981019A Production of extra-heavy lube oils from fischer-tropsch wax |
| 06/13/2007 | CN1321277C Method for producing hydrodynamic bearing |
| 06/07/2007 | WO2007064629A1 Method for removing calcium from crude oil |
| 06/05/2007 | US7226533 For petroleum oils; eliminating extraction solvent, then flashing, vaporizing, separating light fractions in presence of reducing agent, and distilling vacuum gas-oils |
| 05/30/2007 | EP1789516A1 Production of extra-heavy lube oils from fischer-tropsch wax |
| 05/30/2007 | CN1973022A Process for the purification of spent process oil |
| 05/30/2007 | CN1318544C Treating agent for removing metal calcium from crude oil |
| 05/17/2007 | US20070108102 Fractionation; fluid catalytic cracking |
| 05/16/2007 | EP1785468A1 Resid hydrocracking methods |
| 05/15/2007 | CA2168384C Method for characterizing feeds to catalytic cracking process units |
| 05/15/2007 | CA2140320C Optimization of the process to manufacture dewaxed oil |
| 05/09/2007 | CN1961061A Novel process for removing sulfur from fuels |
| 05/03/2007 | US20070095753 Methods and compositions for removing residues and substances from substrates using environmentally friendly solvents |
| 05/02/2007 | CN1313572C Low sulfur, low arene aluminum board hammering base oil preparation method |
| 04/24/2007 | CA2418443C Method of treating fats and oils |
| 04/18/2007 | EP1773971A1 Process for the purification of spent process oil |
| 04/11/2007 | CN1944583A Deacidifying process for lubricating oil base oil |
| 04/11/2007 | CN1309802C Catalytic hydrocarbon recombinant treating method |