| Patents for C10G 70 - Working-up undefined normally gaseous mixtures obtained by processes covered by groups , , , , (965) |
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| 05/19/2004 | EP1420058A1 Rapid thermal processing of heavy hydrocarbon feedstocks in the presence of calcium compounds |
| 04/22/2004 | WO2004033598A1 Process for the removal of oxygen from olefin-containing process streams |
| 04/20/2004 | US6723231 Propene recovery |
| 04/15/2004 | US20040069686 Rapid pyrolytic distillation with coke formation; molecular weight reduction; reduced viscosity and total acid number; increased API gravity; renders product suitable for pipelining without the use of diluents |
| 04/15/2004 | US20040069682 Modified thermal processing of heavy hydrocarbon feedstocks |
| 04/14/2004 | CN1488732A Purifying method of gas sweetening solvent for petroleum hydrocarbons |
| 04/07/2004 | EP1198540B1 Propene recovery |
| 03/04/2004 | DE19936548B4 Verfahren und Anlage zum thermischen Spalten von Kohlenwasserstoffen, insbesondere zur Herstellung von Olefinen Method and apparatus for thermal cracking of hydrocarbons, especially for producing olefins |
| 03/03/2004 | CN1140340C Catalyst and method for purifying mass flow |
| 03/03/2004 | CN1140333C Method for removing halogen-contained compounds in gas or liquid using composite catalyst containing at least one metallic element |
| 02/25/2004 | CN1139421C Method for reclaiming and using tail gas in oil refinery and petro-chemical plant |
| 02/19/2004 | DE10159525A1 Composite adsorbents, useful for elimination of contaminants in light hydrocarbons, comprises alumina, zeolite and metallic components |
| 02/11/2004 | CN1137755C Removement of Co2 and H2S from vapour cracking crude gas |
| 01/22/2004 | WO2004007642A1 Method for reducing foam in a primary fractionator |
| 01/22/2004 | US20040015032 Directing cracked gas into the fractionator for removal of heat, the gas exits through an overhead, and adding an antifoulant whereby pressure drop is reduced |
| 01/15/2004 | WO2004005437A1 Process for the recovery of an ethylene and propylene containing stream from a cracked gas resulting from hydrocarbon cracking |
| 01/14/2004 | CN1467264A Series using process of refinery factory hydrocarbons gas desulfurizing solvent |
| 01/08/2004 | WO2004003110A1 Method of removal of carbonyl compounds along with acid gases from cracked gas in ethylene process |
| 01/07/2004 | EP1378559A1 Process for the recovery of ethylene and propylene |
| 01/07/2004 | EP1378558A1 Process for the recovery of an ethylene and propylene containing stream from a cracked gas resulting from hydrocarbon cracking |
| 12/30/2003 | CA2281850C Olefin plant recovery system employing catalytic distillation |
| 12/24/2003 | DE10033961C2 Verfahren zur Abtrennung leichter Olefine von Paraffinen Process for the separation of light olefins from paraffins |
| 10/22/2003 | CN1125162C Process for preparing city gas catalyst carrier by cracking light oil |
| 10/22/2003 | CN1125161C Process for preparing city gas catalyst carrier by cracking heavy oil |
| 10/14/2003 | US6632766 Removal impurities with zeolite |
| 10/01/2003 | CN1122706C Resultant oil separating method during hydrocarbon hydrotreatment |
| 09/25/2003 | US20030181772 Method and device for treating a c4 fraction |
| 09/23/2003 | US6623659 Separation of olefins from paraffins using ionic liquid solutions |
| 09/10/2003 | EP1017651B1 A combination process for manufacturing ethylene, ethylbenzene and styrene |
| 08/27/2003 | EP1337604A1 Reducing undesired polymerization in hydrocarbon cracking processes |
| 08/20/2003 | CN1437571A A method of removing polymer from and acid gas treating system |
| 07/30/2003 | CN1433392A Method and device for treating C4 fraction |
| 07/15/2003 | US6592749 Pressure swing adsorption step, a compression/cooling step and a membrane separation step |
| 07/08/2003 | US6590132 Separation of monomer from oligomer with lower bottoms temperature |
| 07/02/2003 | EP1322897A2 Hydrocarbon gas processing |
| 06/25/2003 | EP1204720B1 Method for producing c2 to c4 olefins from a feed mixture containing c4 to c8 olefins |
| 06/17/2003 | US6580009 Flexible preparation of propene and hexene |
| 06/17/2003 | US6578378 Gas obtained by pyrolysis of hydrocarbons is fed into de-ethanizer, at different intermediate levels, at the top of which the vapor ofthe column distillate is treated directly in an acetylene hydrogenation reactor; separating effluent |
| 06/12/2003 | WO2003048274A1 Process for recovery of diene-free feedstocks from olefinic process streams |
| 06/10/2003 | US6576805 Cat cracker gas plant process for increased olefins recovery |
| 06/05/2003 | US20030105378 Passing impure mixture through a bed of regenerated adsorbent free of carbon monoxide, effecting within the bed, selective adsorption/complexing of diene and acetylenic impurities, regenerating the bed in presence of hydrogen a reducing gas |
| 05/30/2003 | WO2003044125A2 A process to produce a dilute ethylene stream and a dilute propylene stream |
| 05/28/2003 | EP1157249A4 System and process for the recovery of propylene and ethylene from refinery offgases |
| 05/22/2003 | US20030094398 Deethanizing cracked gas stream to produce a C2-stream and a C3+ stream; hydrogenating acetylene to produce ethylene; hydrogenating methylacetylene and propadiene to propylene and propane |
| 05/14/2003 | CN1418180A Process for removal of mapd from hydrocarbon streams |
| 05/07/2003 | CN1416457A Reducing undesired polymerization in hydrocarbon cracking processes |
| 05/07/2003 | CN1415532A Method for preparing high purity hydrogen by catalyzing dry gas being as raw material |
| 05/01/2003 | US20030083534 Process for recovering hydrogen in a gaseous hydrocarbon effluent using a membrane reactor |
| 04/24/2003 | US20030075485 Use of low pressure distillate as absorber oil in a fcc recovery section |
| 04/08/2003 | CA2145014C Olefin recovery process |
| 03/26/2003 | EP1294828A2 Fischer-tropsch wax and crude oil mixtures having a high wax content |
| 03/12/2003 | EP1062301A4 Two stage hydroprocessing with vapor-liquid interstage contacting for vapor heteroatom removal |
| 02/19/2003 | EP0966508B1 Process for purifying material flows |
| 02/12/2003 | EP1282586A1 Method and device for treating a c4 fraction |
| 02/11/2003 | US6517611 Olefin separations employing CTS molecular sieves |
| 02/05/2003 | EP1281669A1 Process for the recovery of hydrogen from a hydrocarbon exhaust gas by means of a membrane reactor |
| 01/08/2003 | CN1098329C Improved hydrocarbon catalytic cracking process |
| 01/02/2003 | EP1268372A1 Process for the removal of mapd from hydrocarbon streams |
| 12/26/2002 | US20020198430 Gas obtained by pyrolysis of hydrocarbons is fed into de-ethanizer, at different intermediate levels, at the top of which the vapor ofthe column distillate is treated directly in an acetylene hydrogenation reactor; separating effluent |
| 12/18/2002 | CN1096440C Improved chemical absorption process for recovering olefins from cracked gases |
| 12/17/2002 | US6495732 Olefin isomerization process |
| 12/10/2002 | US6491888 pH control method of reducing nitrogen oxides emission |
| 12/04/2002 | EP1261682A1 Use of low pressure distillate as absorber oil in a fcc recovery section |
| 12/04/2002 | EP1261571A1 A method for removing polymer from an acid gas treating system |
| 11/28/2002 | US20020176816 In-line sulfur extraction process |
| 11/14/2002 | US20020166336 Hydrocarbon gas processing |
| 10/30/2002 | EP0650516B1 Arsine as moderator in the conversion of acetylene |
| 10/16/2002 | EP0960086B1 Recovery of a secondary ethylene stream from an ethylene purification process |
| 10/10/2002 | US20020147377 Removal impurities with zeolite |
| 10/01/2002 | CA2178612C Selective hydrogenation of highly unsaturated compounds in hydrocarbon streams |
| 09/12/2002 | US20020127159 Recovery of a hydrogen-enriched gas |
| 09/06/2002 | WO2001081504A3 Fischer-tropsch wax and crude oil mixtures having a high wax content |
| 08/28/2002 | EP1127099B1 Ph control method of reducing nitrogen oxides emission |
| 08/28/2002 | CN1089741C Process for producing ethylene from demethanation at high temp |
| 07/24/2002 | EP1045820B1 Ethylene plant refrigeration system |
| 07/24/2002 | EP0931042B1 Process for concurrent selective hydrogenation of acetylenes and 1,2 butadiene in hydrocarbon streams |
| 07/24/2002 | CN1359749A Composite adsorbent for purifying hydrocarbon stream |
| 07/02/2002 | US6414210 Separating light olefins from paraffins in mixtures containing hydrogen by bringing into contact with aqueous solution of one or more silver compounds and one or more ferric compounds |
| 07/02/2002 | US6414205 Process for the removal of MAPD from hydrocarbon streams |
| 06/27/2002 | WO2002029341A3 Hydrocarbon gas processing |
| 06/26/2002 | CN2496872Y Gas recovery apparatus |
| 06/25/2002 | US6410811 Selective hydrogenation process comprising partial separation of hydrogen by a membrane upstream of a reactive column |
| 06/19/2002 | EP1215459A2 Process and installation for recovering and purifying of ethylen produced by hydrocarbon pyrolysis |
| 05/30/2002 | US20020065446 Tower liquid distillation streams for recovery of ethane, ethylene, propane, propylene and heavier hydrocarbons |
| 05/30/2002 | US20020063240 Separation of olefins from paraffins using ionic liquid solutions |
| 05/29/2002 | EP1208183A1 Method and installation for thermally cracking hydrocarbons, especially for producing olefins |
| 05/28/2002 | US6395952 Compression, distillation |
| 05/22/2002 | CN1085193C Process for concurrent selective hydrogenation of acetylene and 1,2-butadiene in hydrocarbon streams |
| 05/15/2002 | EP1204720A1 Method for producing c 2? to c 4? olefins from a feed mixture containing c 4? to c 8? olefins |
| 05/10/2002 | WO2002036715A1 Reducing undesired polymerization in hydrocarbon cracking processes |
| 05/10/2002 | CA2689976A1 Reducing undesired polymerization in hydrocarbon cracking processes |
| 05/01/2002 | CN1083818C 烃类分离 Hydrocarbon Separation |
| 04/24/2002 | EP1198540A1 Propene recovery |
| 04/16/2002 | US6372121 Alpha-amino acids, esters, amides or salts or mercaptoacetic acid or ester which convert carbonyl compounds to stable water soluble derivatives |
| 04/11/2002 | WO2002029341A2 Hydrocarbon gas processing |
| 04/04/2002 | US20020039551 pH control method of reducing nitrogen oxides emission |
| 03/19/2002 | US6358399 Process for separating ethane and ethylene by solvent absorption and hydrogenation of the solvent phase |
| 03/13/2002 | CN1339426A Variable preparing method for propylene and hexene |
| 03/06/2002 | CN1338449A Process for separating and recovering ethylene, ethane, propylene and hydrogen from gas mixture containing hydrocarbons |
| 02/26/2002 | US6350371 Refinery process including membrane separation |