| Patents for C10G 21 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents (2,651) |
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| 06/19/2013 | CN103160331A System and process for preparing PTA/PET (Pure Terephthalic Acid/Polyethylene Terephthalate) based on pyrolysis and gasification devices |
| 06/19/2013 | CN103160310A Composite solvent and extraction method for extracting and separating aromatic hydrocarbons |
| 06/13/2013 | WO2013083536A1 Method for providing a vaporous purified crude c4 fraction as a feed stream for an extractive distillation process using a selective solvent |
| 06/12/2013 | CN101611119B Oxidative desulfurization and denitrogenation of petroleum oils |
| 06/06/2013 | US20130144092 Process To Produce Process Oil With Low Polyaromatic Hydrocarbon Content |
| 06/05/2013 | CN102452696B Treatment method for high salt content and high COD alkaline residue neutralization water |
| 06/04/2013 | US8454821 Method and system for reclaiming waste hydrocarbon from tailings using solvent sequencing |
| 05/30/2013 | WO2013076509A1 Corrosion inhibition |
| 05/30/2013 | WO2013076433A1 Process for treating atmospheric distillation overhead gaseous effluent |
| 05/30/2013 | WO2013076385A1 Improved process and improved device for extracting sulphur-containing compounds from a hydrocarbon-based cut by liquid-liquid extraction with a solution of sodium hydroxide |
| 05/30/2013 | WO2013076384A1 Improved device for the extraction of sulphur compounds by means of liquid-liquid extraction using a soda solution, including an optimised final scrubbing step |
| 05/30/2013 | WO2013076383A1 Improved device for the extraction of sulphur compounds, comprising a first pre-treatment reactor operating in a non-continuous manner, followed by a second piston-type pre-treatment reactor |
| 05/29/2013 | CN101497809B Method for preparing high quality petrol |
| 05/28/2013 | US8449764 Method for using native bitumen markers to improve solvent-assisted bitumen extraction |
| 05/21/2013 | US8445737 Method and apparatus for reducing additives in a hydrocarbon stream |
| 05/16/2013 | WO2013024489A4 Additive and method for removal of calcium from oils containing calcium naphthenate |
| 05/16/2013 | US20130118955 Desulfurization of hydrocarbons by ionic liquids and preparation of ionic liquids |
| 05/15/2013 | CN103108942A Use of solvent to decrease caustic scrubber fouling |
| 05/10/2013 | WO2013064954A1 Improved deasphalting process for production of feedstocks for dual applications |
| 05/10/2013 | CA2757919A1 Hydrocarbon separation and analysis apparatus and methods |
| 05/08/2013 | EP2588571A1 Process for the preparation of group ii and group iii lube base oils |
| 05/08/2013 | EP2588569A2 Removal of sulfur compounds from petroleum stream |
| 05/02/2013 | WO2013062301A2 Method for decreasing aromatics in middle distillates and producing high quality light oil |
| 05/01/2013 | CN202912909U Solvent deasphalting device |
| 05/01/2013 | CN103080276A Solvent extraction process to stabilize, desulphurize and dry wide range diesels, stabilized wide range diesels obtained and their uses |
| 05/01/2013 | CN103074099A Desulfurization method by catalytic oxidation for fuel oil |
| 05/01/2013 | CN102021015B Tar dissolving method for extracting C4 hydrocarbon and C5 hydrocarbon by using dimethylformamide as solvent |
| 04/24/2013 | CN103059908A Rubber compounding oil, aromatic compound-containing base oil, and methods for producing same |
| 04/24/2013 | CN101597511B Process method for modifying and processing extra-heavy crude oil |
| 04/18/2013 | WO2013054175A1 A process for metal reduction of hydrocarbon oil |
| 04/17/2013 | CN101220293B Method for ion liquid abstraction-catalytic oxidation desulfurization |
| 03/27/2013 | EP2571961A2 Process to produce process oil with low polyaromatic hydrocarbon content |
| 03/27/2013 | CN102993101A Imidazolium-based ionic liquids and application thereof |
| 03/27/2013 | CN101451075B Method for refining lubricant |
| 03/26/2013 | US8404108 Extraction of hydrocarbons from hydrocarbon-containing materials and/or processing of hydrocarbon-containing materials |
| 03/26/2013 | US8404107 Extraction of hydrocarbons from hydrocarbon-containing materials |
| 03/20/2013 | CN102977911A Method for removing thiophene sulfides in fuel oil by catalytic oxidation extraction |
| 03/14/2013 | WO2013036344A1 Method of injecting solid organic acids into crude oil |
| 03/13/2013 | EP2566937A2 Use of solvent to decrease caustic scrubber fouling |
| 03/13/2013 | CN102971400A Process to produce process oil with low polyaromatic hydrocarbon content |
| 03/13/2013 | CN102971398A Removal of sulfur compounds from petroleum stream |
| 03/13/2013 | CN101665716B Composite deacidification agent and method for recovering naphthenic acid from oil |
| 03/07/2013 | US20130056395 Integrated Processes For Recovery of Hydrocarbon From Oil Sands |
| 02/27/2013 | EP2562235A1 Multistage resid hydrocracking |
| 02/27/2013 | CN102365323B Rubber compounding oil, aromatic compound-containing base oil, and methods for producing same |
| 02/26/2013 | US8383538 Apparatus and process for treating a hydrocarbon stream |
| 02/21/2013 | WO2013024489A1 Additive and method for removal of calcium from oils containing calcium naphthenate |
| 02/21/2013 | US20130043164 Coal seam gas fracking systems and methods |
| 02/21/2013 | CA2840331A1 Additive and method for removal of calcium from crude oils containing calcium naphthenate |
| 02/14/2013 | WO2013020711A1 Method for producing high-naphthenic process oils by hydrogenation |
| 02/13/2013 | EP2557143A1 Method for manufacturing high naphthenic process oils through hydration |
| 02/07/2013 | WO2013019594A1 Selective two-stage hydroprocessing system and method |
| 02/07/2013 | WO2013019591A1 Selective series-flow hydroprocessing system and method |
| 02/07/2013 | WO2013019588A1 Selective single-stage hydroprocessing system and method |
| 02/06/2013 | CN101429442B System and method for catalyzing hydrocarbon for recombinant production of high-quality gasoline |
| 01/29/2013 | CA2543367C Method and apparatus for converting and removing organosulfur and other oxidizable compounds from distillate fuels, and compositions obtained thereby |
| 01/27/2013 | CA2783754A1 Denitrogenation of hydrocarbons by liquid-liquid extraction using ionic liquids |
| 01/24/2013 | US20130023457 Low interfacial tension surfactants for petroleum applications |
| 01/09/2013 | EP2542651A1 Solvent extraction process to stabilize, desulphurize and dry wide range diesels, stabilized wide range diesels obtained and their uses |
| 01/08/2013 | CA2661124C Fast, high capacity hydrogen sulfide scavengers |
| 01/03/2013 | WO2012135111A3 Aromatics recovery by extractive distillation |
| 12/27/2012 | WO2012177180A1 Method for producing a diesel fuel |
| 12/27/2012 | WO2012127504A3 A process for desulphurization of petroleum oil |
| 12/26/2012 | CN102844408A Multi-purpose renewable fuel for isolating contaminants and storing energy |
| 12/20/2012 | WO2011138305A3 Use of solvent to decrease caustic scrubber fouling |
| 12/19/2012 | EP2534226A2 Multi-purpose renewable fuel for isolating contaminants and storing energy |
| 12/13/2012 | WO2011145086A8 Process to produce process oil with low polyaromatic hydrocarbon content |
| 12/12/2012 | CN101649221B Method for producing reforming feedstock by light and medium gasoline distillates |
| 12/12/2012 | CN101358145B Extractive agent for depriving sulphide in C9 fuel oil and depriving method |
| 12/06/2012 | WO2012163097A1 Combined process for processing heavy oil |
| 12/06/2012 | WO2012120537A3 Process for improving aromaticity of heavy aromatic hydrocarbons |
| 12/06/2012 | CA2819411A1 Integrated process for upgrading heavy oil |
| 11/28/2012 | CN102803442A Process for removing metals from hydrocarbons |
| 11/28/2012 | CN102803441A Multistage Resid Hydrocracking |
| 11/22/2012 | WO2012158690A1 Treatment apparatus and methods |
| 11/21/2012 | CN101798525B Oxidation sweetening method for diesel oil |
| 11/14/2012 | CN101429448B System and method for catalyzing hydrocarbon for recombinant production of high-quality gasoline |
| 11/14/2012 | CN101429447B System and method for catalyzing hydrocarbon for recombinant production of high-quality gasoline |
| 11/14/2012 | CN101429444B System and method for catalyzing hydrocarbon for recombinant production of high-quality gasoline |
| 11/07/2012 | EP2519612A2 Process for removing metals from resid |
| 11/07/2012 | CN102766479A Method for decolorizing and refining lubricating oil basic oil |
| 11/07/2012 | CN101538482B Medium and low temperature coal tar deep processing method |
| 11/07/2012 | CN101538473B Incoherence or weak caking coal deep processing method |
| 11/07/2012 | CA2788203A1 In situ retorting and refining of hydrocarbons and a selected metal from oil shale, tar sands and depleted oil and gas deposits |
| 11/04/2012 | CA2857718A1 Turndown process for a bitumen froth treatment operation |
| 11/04/2012 | CA2857702A1 Process for operating a bitumen froth treatment operation in turndown mode |
| 11/04/2012 | CA2857700A1 Process for enhanced turndown in a bitumen froth treatment operation |
| 11/01/2012 | WO2012069832A3 Process for removing naphthenic acids from crude oil and crude oil distillates |
| 11/01/2012 | WO2012046057A3 Process for removing metals from hydrocarbons |
| 10/31/2012 | CN101100609B Process for improving and recuperating waste, heavy and extra heavy hydrocarbons |
| 10/30/2012 | US8300223 Measurement device for the distribution of chemical concentration |
| 10/18/2012 | US20120264671 Methods and compositions for removing residues and substances from substrates using environmentally friendly solvents |
| 10/17/2012 | EP2510076A2 Process and apparatus for producing hydrocarbon fuel and composition |
| 10/16/2012 | US8287720 Multistage resid hydrocracking |
| 10/11/2012 | CA2773803A1 Dehydrating and desalting median, heavy and extra-heavy oils using ionic liquids and their formulations |
| 10/10/2012 | CN102719267A Separation method for phenolic compound in coal liquefied oil |
| 10/10/2012 | CN101429449B System and method for catalyzing hydrocarbon for recombinant production of high-quality gasoline |
| 10/10/2012 | CN101429446B System and method for catalyzing hydrocarbon for recombinant production of high-quality gasoline |
| 10/09/2012 | US8282816 Extractive distillation process and system |
| 10/04/2012 | WO2012135111A2 Aromatics recovery by extractive distillation |