| Patents for C10G 21 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents (2,651) |
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| 01/24/2006 | US6989091 Pretreatment; heating, activation; refining, separation of impurities |
| 01/24/2006 | CA2243638C Solvent deasphalting unit and method for using the same |
| 01/19/2006 | US20060011517 producing low sulfur fuels by desulfurization; contacting with aqueous solution of water, a caustic, and metal sulfide( Na2s) resulting in aqueous phase and a hydrocarbon phase containing reduced levels of both elemental sulfur and total sulfur |
| 01/19/2006 | US20060011516 Method for reducing the level of elemental sulfur and total sulfur in hydrocarbon streams |
| 01/12/2006 | US20060006103 Separating extra heavy lube base stocks from heavy lube oils using a polar solvent to form a first light phase and a second heavy phase; phases are then separated and the solvent is removed from the second heavy phase to yield an extra heavy lube; hydroisomerization |
| 01/11/2006 | CN1235843C Method for eliminating and reclaiming naphthenic acid from oil products |
| 01/10/2006 | US6984767 solvent extraction and low temperature degradation of chlorinated biphenyl from solid wastes, such as soils and ballasts, by mixing with kerosene and applying sound waves in pollution control apparatus comprising vessels, vents and heaters |
| 01/04/2006 | CN1234807C Method for deacidification of crude oil and fractional oil by esterification |
| 12/22/2005 | WO2005121280A1 Process to make a base oil |
| 12/21/2005 | CN1232484C Aromatics separation process and method of retrofitting existing equipment for same |
| 12/15/2005 | US20050276735 Deep conversion combining the demetallization and the conversion of crudes, residues or heavy oils into light liquids with pure or impure oxygenated compounds |
| 12/13/2005 | US6974535 Hyrotreatment; solvent extraction |
| 12/08/2005 | WO2005116169A1 Novel process for removing sulfur from fuels |
| 11/24/2005 | WO2005111181A1 Process for the purification of spent process oil |
| 11/16/2005 | CN1227330C Process for removing sulfur and arena from solvent oil |
| 11/16/2005 | CN1227329C Filtration of feed to integration of solvent deasphalting and gasification |
| 11/10/2005 | DE102004015182A1 Verwendung von N-Methylcaprolactam Use of N-methylcaprolactam |
| 11/09/2005 | CN1693424A Process for demetalizating of hydrocarbon oil |
| 11/01/2005 | US6960291 Naphtha desulfurization method |
| 10/27/2005 | WO2005056734A3 Electronic component |
| 10/27/2005 | US20050238556 Method of scavenging hydrogen sulfide and/or mercaptans from fluid and gas streams |
| 10/27/2005 | US20050236301 Process to prepare a heavy and a light lubricating base oil |
| 10/26/2005 | CN1687318A Desulfurization technique for condensate oil |
| 10/19/2005 | CN1223654C Separation of oxide from a hydrocarbon stream |
| 10/18/2005 | CA2145060C Process for the conversion of a residual hydrocarbon oil |
| 10/13/2005 | DE102004015092A1 Use of N-(cyclo)alkylpyrrolidones in the production of polyurethanes useful for preparing polyurethane dispersions |
| 10/06/2005 | WO2005092953A1 Use of n-methylcaprolactame |
| 10/06/2005 | DE102004012751A1 Verwendung von N-Ethyl-2-pyrrolidon Use of N-ethyl-2-pyrrolidone |
| 10/05/2005 | EP1581600A1 Process for extraction of aromatics from petroleum streams |
| 09/29/2005 | WO2005090447A2 Use of n-ethyl-2-pyrrolidone |
| 09/29/2005 | US20050211602 Pretreatment; heating, activation; refining, separation of impurities; separate heavy and light hydrocarbons |
| 09/22/2005 | WO2005066313A3 Reactive extraction of sulfur compounds from hydrocarbon streams |
| 09/21/2005 | EP1147166B1 Process for extracting fixed and mineral oils |
| 09/21/2005 | CN1219570C Method for separating and reclaiming spent iron based catalyst and heavy hydrocarbon through Fischer-Tropsch Synthesis in slurry bed |
| 09/21/2005 | CN1219569C Method of separating and reclaiming spent cobalt based catalyst and heavy hydrocarbon throuth Fishcher-Tropsch synthesis in slurry bed |
| 09/14/2005 | EP1572836A1 Preparation of components for refinery blending of transportation fuels |
| 09/09/2005 | WO2005083039A1 Process to prepare a lubricating base oil |
| 09/08/2005 | US20050194288 extraction with solvent selective for extracting aromatic compounds from the vacuum distillate; mixing with wax and paraffin feed; hydrotreating; catalytically dewaxing; contacting with aromatics saturation catalyst; to make a base oil having a high saturates content and a high viscosity index |
| 09/06/2005 | US6939409 Cleaning method and etching method |
| 08/31/2005 | CN1662631A Process for removing metal ions from crude oil |
| 08/31/2005 | CN1660970A Composite solvent in use for extracting, rectifying and separating arene and method of application |
| 08/25/2005 | US20050183989 ROSE-IGCC integration |
| 08/24/2005 | EP1169416B1 Production of low sulfur/low nitrogen hydrocrackates |
| 08/24/2005 | CN1657593A Treating agent for removing metal calcium from crude oil |
| 08/16/2005 | CA2273899C Method of and apparatus for processing heavy hydrocarbons |
| 08/10/2005 | CN1651363A Integrated catalytic cracking and steam pyrolysis process for olefins |
| 08/04/2005 | WO2005071047A1 Method for treating a hydrocarbon feedstock including resin removal |
| 08/04/2005 | US20050167337 upgrading biomass, gilsonite, coal, tar sand, shale oil, petroleum and/or mixtures containing heteroatom-containing compounds, by extracting heteroatom-containing compounds in solvents, for use as chemical intermediates, dispersants, cationic surfactants, fabric softeners or hair conditioners |
| 08/03/2005 | EP1559769A1 Process to prepare base oils having different viscosity index |
| 08/03/2005 | CN1649680A Sonication treatment of polychlorinated biphenyl contaminated media |
| 07/28/2005 | US20050165268 Sonication treatment of polychlorinated biphenyl contaminated media |
| 07/27/2005 | EP1360263A4 Solvent extraction refining of petroleum products |
| 07/21/2005 | WO2005066313A2 Reactive extraction of sulfur compounds from hydrocarbon streams |
| 07/20/2005 | EP1555308A1 Integrated catalytic cracking and steam pyrolysis process for olefins |
| 07/20/2005 | EP1554061A2 Extraction methods and apparatus |
| 07/14/2005 | WO2005063941A1 Process to prepare a haze free base oil |
| 07/14/2005 | WO2005063940A1 Process to prepare a haze free base oil |
| 07/14/2005 | US20050150817 Integration of gas oil and light olefin catalytic cracking zones with a pyrolytic cracking zone to maximize efficient production of petrochemicals; allows production of product stream with maximum ethylene and/or propylene by routing various feedstreams and recycle streams to the appropriate zones |
| 07/07/2005 | US20050145408 Electronic component |
| 07/06/2005 | EP1550709A1 Process to prepare a haze free base oil |
| 07/05/2005 | US6913653 Prior to cleaning with XeF2, contacting XeF2 gas with an article to be cleaned, such as a semiconductor, in a reduced-pressure or vacuum atmosphere containing a required amount of water to form HFto be |
| 06/30/2005 | WO2005040308A3 Method and apparatus for converting and removing organosulfur and other oxidizable compounds from distillate fuels, and compositions obtained thereby |
| 06/29/2005 | EP1548088A1 Process to prepare a haze free base oil |
| 06/23/2005 | WO2005056734A2 Electronic component |
| 06/23/2005 | WO2005056733A1 Method for upgrading of diesel feed by treatment with sulfuric acid |
| 06/23/2005 | WO2005056732A1 Process for hydrotreating acid extracted feeds |
| 06/23/2005 | WO2005056731A1 Method for upgrading catalytic cracking feeds by treatment with a sulfuric acid solution |
| 06/23/2005 | WO2005056729A1 Method for upgrading lube oil boiling range raffinates by treatment with a sulfuric acid solution |
| 06/23/2005 | WO2005056727A1 A process for the acid extraction of hydrocarbon feed |
| 06/23/2005 | WO2005056725A2 Superior extraction performance using sulfuric acid |
| 06/23/2005 | CA2547193A1 Method for upgrading catalytic cracking feeds by treatment with a sulfuric acid solution |
| 06/23/2005 | CA2547191A1 Superior extraction performance using sulfuric acid |
| 06/23/2005 | CA2547170A1 Method for upgrading of diesel feed by treatment with sulfuric acid |
| 06/15/2005 | CN1206321C Sticky crude petroleum pretreatment method |
| 06/14/2005 | US6905593 Method for removing calcium from crude oil |
| 06/14/2005 | CA2353213C Process scheme for sequentially treating diesel and vacuum gas oil |
| 06/09/2005 | US20050120576 Device to measure axial displacement in a borehole |
| 06/08/2005 | CN1205309C Method for removing metal from hydrocarbon oil by using by product generated in producing fatty acid through oxidizing paraffin |
| 06/01/2005 | EP1534801A1 Process to prepare a heavy and a light lubricating base oil |
| 05/31/2005 | US6900366 Purifying substantially paraffinic product in a purification process to remove oxygen, nitrogen, and other impurities; monitoring nitrogen content of purified product; adjusting the conditions of purification to increase nitrogen removal |
| 05/26/2005 | US20050109733 Cleaning and etching methods and their apparatuses |
| 05/26/2005 | US20050109676 Mixture with methanol; solvent extraction |
| 05/10/2005 | US6890425 Solvent extraction refining of petroleum products |
| 05/10/2005 | US6890424 Process for extracting fixed and mineral oils |
| 05/06/2005 | WO2005040308A2 Method and apparatus for converting and removing organosulfur and other oxidizable compounds from distillate fuels, and compositions obtained thereby |
| 05/06/2005 | WO2005039728A1 Membrane method for separating solvents from oil-containing solutions and suspensions |
| 05/06/2005 | CA2543367A1 Method and apparatus for converting and removing organosulfur and other oxidizable compounds from distillate fuels, and compositions obtained thereby |
| 05/03/2005 | US6887370 Separation of oxygenates from a hydrocarbon stream |
| 04/27/2005 | CN1198902C Oil treatment process |
| 04/14/2005 | WO2005033249A1 Methods for removing calcium from crude oil |
| 04/14/2005 | US20050077241 Continuous separation and reaction of chemical fluids (liquids, solutions and gases) using supercritical fluids, including the separation of industrial fluids into sub-components based on the different solubilities of the components in supercritical fluids |
| 04/13/2005 | EP1153046B1 Hydrogenation process for hydrocarbon resins |
| 04/12/2005 | US6878263 Low content of polycyclic aromatics (PCA), but sufficient content of aromatics for good processability without high toxicity; given aniline point, and Kurtz value |
| 04/06/2005 | EP1252262B1 Method for producing c2 and c3 olefins from hydrocarbons |
| 04/06/2005 | CN1195824C Removal of impurities from a hydrocarbon component or fraction |
| 04/05/2005 | US6875341 Process for enhancing the value of hydrocabonaceous natural recources |
| 03/31/2005 | US20050067324 Extraction using acetic acid and base |
| 03/15/2005 | US6866772 Extraction of aromatics from hydrocarbon oil using furfural-co-solvent extraction process |
| 03/02/2005 | CN1191326C Demetallization agent for hydrocarbon oil and its operation method |
| 03/01/2005 | US6860999 Contacting hydrocarbon containing mercaptan in absence of oxygen with composition containing water, dissolved alkali metal hydroxide, cobalt phthalocyanine sulfonate, and dissolved alkylphenylates, separating upgraded hydrocarbon |