| Patents for C10G 21 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents (2,651) |
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| 06/13/2002 | US20020071796 Using a glycol solvent based extraction process; decrease liquid-vapor flashing, reduce reflux flow rate, and use heat of enthalpy produces at one point as a source of energy used at another point, |
| 06/12/2002 | EP1212388A1 Raffinate hydroconversion process |
| 06/11/2002 | US6401731 Transformer is initially drained of all pcbs; core/coil assembly is removed; internal surfaces of the transformer are then cleaned using a solvent. finally, a new core/coil assembly is installed. |
| 06/04/2002 | US6399697 Blend with rubbers |
| 05/16/2002 | WO2002038703A1 Manufacture of lubricants from fischer-tropsch syncrude |
| 05/15/2002 | EP1204721A1 Selective extraction using mixed solvent system |
| 05/07/2002 | US6384249 4-imino-2,5-cyclohexadien-1-ylidines; oxidation and thermal polymerization inhibitors; solvent refining of lubricating oils |
| 05/07/2002 | US6383366 Wax hydroisomerization process |
| 05/02/2002 | WO2002034864A1 A process for deacidifying crude oil |
| 04/24/2002 | EP1198714A2 Predicting proximity to coke formation |
| 04/23/2002 | US6375802 For recovery of aromatic compounds from mixtures of aromatic and non-aromatic compounds |
| 04/18/2002 | WO2002031085A2 Separation of oxygenates from a hydrocarbon stream |
| 04/18/2002 | WO2001079388A3 Method for isolating enriched source of conducting polymers precursors |
| 04/11/2002 | US20020040863 Hyrotreatment; solvent extraction |
| 04/04/2002 | US20020038777 Solvent extraction; hydrorefining |
| 04/03/2002 | CN1342743A Process for deacidifying from petroleum distillate |
| 03/28/2002 | WO2002024837A1 Method for denitrogenation of oil fractions by forming charge transfer complexes |
| 03/28/2002 | WO2002024836A1 Complexing agent based on a $g(p) electron acceptor, preparation and uses thereof |
| 03/27/2002 | CN1342192A Oil treatment process |
| 03/27/2002 | CN1341698A Method for removing sulfur-containing compound from catalytically cracked gasoline by using polyglycol extraction process |
| 03/21/2002 | US20020035306 Multistage process |
| 03/21/2002 | US20020035303 Solvent extraction |
| 03/19/2002 | US6358402 Extractive distillation process for the reduction of sulfur species in hydrocarbons streams |
| 03/19/2002 | US6357526 Field upgrading of heavy oil and bitumen |
| 03/07/2002 | WO2002018519A1 Process for the deacidification of crude oil |
| 03/05/2002 | US6352640 Caustic extraction of mercaptans (LAW966) |
| 02/28/2002 | WO2002016989A1 Optical fiber connector system |
| 02/28/2002 | WO2002016530A1 Asphalt and resin production to integration of solvent deasphalting and gasification |
| 02/28/2002 | CA2420138A1 Asphalt and resin production to integration of solvent deasphalting and gasification |
| 02/28/2002 | CA2418331A1 Optical fiber connector system |
| 02/13/2002 | EP1066360B1 Removal of naphthenic acids in crude oils and distillates |
| 02/13/2002 | CN1335354A Refining agent for base oil of efficient lubricant oil |
| 02/06/2002 | CN1334857A Process for deacidifying crude oil system |
| 01/31/2002 | WO2000042126A9 Hydroprocessing using bulk group viii/group vib catalysts |
| 01/31/2002 | US20020011430 Method for reducing the naphthenic acid content of crude oil and its fractions |
| 01/31/2002 | US20020011427 Solvating component and solvent system for mesophase pitch |
| 01/30/2002 | EP1176187A2 Process scheme for sequentially treating diesel and vacuum gas oil |
| 01/30/2002 | EP1068280B1 Removal of naphthenic acids in crude oils and distillates |
| 01/17/2002 | WO2001079387A3 Method for isolating enriched source of conducting polymers precursors using monohydroxyl alcohol treating agent |
| 01/16/2002 | EP1171549A1 Hydrofining process using bulk group viii/group vib catalysts |
| 01/16/2002 | EP1171547A1 Hydroconversion process using bulk group viii/group vib catalysts |
| 01/10/2002 | WO2001066671A3 Process for removing sulfur compounds from gas and liquid hydrocarbon streams |
| 01/09/2002 | EP1169417A1 Hydroprocessing using bulk group viii/group vib catalysts |
| 01/09/2002 | EP1169416A1 Production of low sulfur/low nitrogen hydrocrackates |
| 01/09/2002 | EP1169415A1 Hydroprocessing using bulk group viii/group vib catalysts |
| 01/09/2002 | EP1169414A1 Two stage process for hydrodesulfurizing distillates using bulk multimetallic catalyst |
| 01/09/2002 | EP1169413A1 Multistage process for hydrodesulfurizing-hydrogenating distillates using bulk multimetallic catalyst |
| 01/09/2002 | EP1169411A1 Hydrotreating or raw virgin distillates using novel bulk multimetallic catalysts |
| 01/09/2002 | CN1330697A Filtration of feed to integration of solvent deasphalting and gasification |
| 01/09/2002 | CN1330696A Integration of solvent deasphalting and gasification |
| 01/02/2002 | EP1167490A2 Separation of olefinic hydrocarbons from sulfur-containing hydrocarbons by use of a solvent |
| 01/02/2002 | EP1165724A1 Oil treatment process |
| 12/20/2001 | WO2001096496A1 Solvating component and solvent system for mesophase pitch |
| 12/20/2001 | CA2413116A1 Solvating component and solvent system for mesophase pitch |
| 12/13/2001 | WO2001093989A2 Methods and apparatus for separating and detecting specific polyhalogenated diaromatic hydrocarbons |
| 12/13/2001 | WO2001093986A1 Method for neutralising a stream of hydrocarbon fluid |
| 12/13/2001 | DE10028637A1 Process for deacidifying a hydrocarbon stream comprises contacting the stream with an absorbing liquid, separating the purified stream and the absorbing liquid |
| 12/12/2001 | CN1326498A Method for reprocessing waste oils, base oils obtained according to said method and use thereof |
| 12/11/2001 | CA2177408C Abatement of hydrogen sulfide with an aldehyde ammonia trimer |
| 12/06/2001 | WO2001092439A1 Process for removing metal ions from crude oil |
| 12/06/2001 | US20010047921 Vertical extending liquid/liquid contacting column |
| 12/04/2001 | US6325918 Raffinate hydroconversion process |
| 11/28/2001 | EP1157083A1 Hydrocracking process using bulk group viii/group vib catalysts |
| 11/27/2001 | US6322692 Hydroconversion process for making lubricating oil basestocks |
| 11/22/2001 | WO2001088063A1 Vapor phase neutralization in integrated solvent deasphalting and gasification |
| 11/21/2001 | EP1155101A1 A process for deacidifying a crude oil system |
| 11/21/2001 | CN1323338A Deep conversion combining the demetallization and the conversion of crudes, residues or heavy oils into light liquids with pure or impure oxygenated compounds |
| 11/14/2001 | EP1153106A1 Slurry hydroprocessing using bulk multimetallic catalysts |
| 11/14/2001 | EP1153104A1 Additive enhanced solvent deasphalting process |
| 11/14/2001 | EP1153046A1 Hydrogenation process for hydrocarbon resins |
| 11/14/2001 | CN1322217A Hydrogenation process for hydrocarbon resins |
| 11/08/2001 | WO2000077120A9 Predicting proximity to coke formation |
| 10/25/2001 | WO2001079396A1 Phase-transfer catalyzed destruction of fouling agents in petroleum streams |
| 10/25/2001 | WO2001079389A1 Plant for the extraction of aromatic substances from a hydrocarbon mixture containing aromatic and non-aromatic substances |
| 10/25/2001 | WO2001079388A2 Method for isolating enriched source of conducting polymers precursors |
| 10/25/2001 | WO2001079387A2 Method for isolating enriched source of conducting polymers precursors using monohydroxyl alcohol treating agent |
| 10/25/2001 | WO2001079384A1 Caustic extraction of mercaptans |
| 10/25/2001 | CA2407067A1 Method for isolating enriched source of conducting polymers precursors |
| 10/25/2001 | CA2405201A1 Caustic extraction of mercaptans |
| 10/25/2001 | CA2401796A1 Method for isolating enriched source of conducting polymers precursors using monohydroxyl alcohol treating agent |
| 10/24/2001 | EP1147166A1 Process for extracting fixed and mineral oils |
| 10/18/2001 | WO2001077257A1 Process to prepare a process oil |
| 10/18/2001 | DE10018434A1 Apparatus for recovering aromatics from a hydrocarbon mixture has a distillation column with a column main section consisting of two parallel chambers and a drive part with separating stages below the column main section |
| 10/17/2001 | EP1144549A1 Filtration of feed to integration of solvent deasphalting and gasification |
| 10/17/2001 | EP1144351A1 Improved process for preparing alcohols by the oxo process |
| 10/16/2001 | US6303021 Apparatus and process for improved aromatic extraction from gasoline |
| 10/11/2001 | US20010028054 Extraction |
| 10/10/2001 | EP1141181A1 Method for reprocessing waste oils, base oils obtained according to said method and use thereof |
| 10/04/2001 | WO2000077120A3 Predicting proximity to coke formation |
| 10/03/2001 | CN1072256C Combined technology of delayed coking and solvent extracting |
| 09/25/2001 | US6294082 Process for solvent extraction of hydrocarbons providing an increased yield of raffinate |
| 09/20/2001 | US20010023307 Rubber process oil and production process thereof |
| 09/13/2001 | WO2001066671A2 Process for removing sulfur compounds from gas and liquid hydrocarbon streams |
| 09/13/2001 | US20010020596 Contacting hydrocarbonaceous fuel containing sulfur with hydrogen in the presence of hydrotreating catalyst at a temperature of 300-500 degrees F, a pressure of 50-500 psig |
| 09/12/2001 | EP0591218B1 Process for controlling the production of non-carcinogenic bright stock extracts and deasphalted oils |
| 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 |
| 08/29/2001 | EP0904336B1 Method of preparing low-sulphur aliphatic compounds |
| 08/23/2001 | WO2001060952A1 Heavy feed upgrading based on solvent deasphalting followed by slurry hydroprocessing of asphalt from solvent deasphalting |
| 08/23/2001 | WO2001060490A1 Vertical extending liquid/liquid contacting column |
| 08/23/2001 | US20010015217 Simplification, shorter period of time; removing the transformer core/coil assembly, cleaning the interior surfaces, installing a new assembly |