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Browse by Category: Main > Chemistry
Class Information
Number: 585/850
Name: Chemistry of hydrocarbon compounds > Purification, separation, or recovery > By addition of extraneous agent, e.g., solvent, etc. > Group vii or viii transition metal-containing, e.g., werner complex formation, etc.
Description: Subject matter wherein an extraneous agent contains manganese, iron, cobalt, nickel, technetium, ruthenium, rhodium, palladium, rhenium, osmium, iridium, or platinum, or a compound thereof.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8652435 High pressure reduction-oxidation desulfurization process Feb. 18, 2014
8574522 Process for selective oxidative dehydrogenation of a hydrogen-containing CO mixed gas Nov. 5, 2013
8568513 Systems and methods for purifying unsaturated hydrocarbon(s), and compositions resulting therefrom Oct. 29, 2013
7938955 Method for producing super-low sulfur gas oil blending component or super-low sulfur gas oil composition, and super-low sulfur gas oil composition May. 10, 2011
7423189 Method of utilizing a catalytic reaction to recycle organic scrap Sep. 9, 2008
7411107 Alkene separation process Aug. 12, 2008
7357902 Process for the removal of oxygen from olefin-containing process streams Apr. 15, 2008
7019188 Use of ionic liquids to separate olefins, diolefins and aromatics Mar. 28, 2006
6849774 Separation of dienes from olefins using ionic liquids Feb. 1, 2005
6806398 Process for removing mercury from liquid hydrocarbon Oct. 19, 2004
6727398 Methods and systems for purifying styrene feedstock comprising use of low palladium catalyst Apr. 27, 2004
6676830 Process for the desulfurization of a light FCC naphtha Jan. 13, 2004
6531103 Process for removing sulfur compounds from gas and liquid hydrocarbon streams Mar. 11, 2003
6414210 Process for the separation of light olefins from paraffins Jul. 2, 2002
6339182 Separation of olefins from paraffins using ionic liquid solutions Jan. 15, 2002
6268543 Method of removing mercury in liquid hydrocarbon Jul. 31, 2001
6184315 Process for polymerization in the presence of alpha olefins Feb. 6, 2001
6042798 Method of desulfurization of hydrocarbons Mar. 28, 2000
5888402 Process for the purification of a hydrocarbon stream Mar. 30, 1999
5859304 Chemical absorption process for recovering olefins from cracked gases Jan. 12, 1999
5811606 Process and equipment for treatment of waste plastics Sep. 22, 1998
5744685 Unsaturated hydrocarbon separation and recovery process Apr. 28, 1998
5674379 Process for removing carbonyl-sulfide from liquid hydrocarbon feedstocks Oct. 7, 1997
5625116 Process for the removal of carbon monoxide from alpha-olefins and saturated hydrocarbons Apr. 29, 1997
5510568 Process for the removal of mercaptans and hydrogen sulfide from hydrocarbon streams Apr. 23, 1996
5470456 Process for removing carbonyl-sulfide from liquid hydrocarbon feedstocks Nov. 28, 1995
5463154 Arsine and phosphines as acetylene converter moderators Oct. 31, 1995
5457252 Catalyst composition for the selective hydrogenation of benzene and process for such hydrogenation Oct. 10, 1995
5446232 Removing oxygen from hydrocarbon gases Aug. 29, 1995
5421994 Process for the recovery of mercury and arsenic in a hydrocarbon cut Jun. 6, 1995
5401392 Process for eliminating mercury and possibly arsenic in hydrocarbons Mar. 28, 1995
5389240 Naphthenic acid removal as an adjunct to liquid hydrocarbon sweetening Feb. 14, 1995
5292991 Process for removal of hydrocarbons carbon manoxide, and oxides of nitrogen from oxygen-containing waste gas using molecular sieve-palladium-platinum catalyst on a substrate Mar. 8, 1994
5279805 Gas storage using transition metal dichalcogenides Jan. 18, 1994
5268091 Method for removing arsenic and phosphorus contained in liquid hydrocarbon cuts, nickel based retaining material Dec. 7, 1993
5254763 Catalyst and process for the selective hydrogenation of benzene Oct. 19, 1993
5210333 Benzene removal from hydrocarbon streams May. 11, 1993
5157204 Removal of impurities from hydrocarbon feeds Oct. 20, 1992
5130109 Catalyst composition containing segregated platinum and rhodium components Jul. 14, 1992
5106484 Purifying feed for reforming over zeolite catalysts Apr. 21, 1992
5057644 Process for the purification of alpha olefins Oct. 15, 1991
4911825 Process for elimination of mercury and possibly arsenic in hydrocarbons Mar. 27, 1990
4861939 Process for removing arsine from light olefin containing hydrocarbon feedstocks Aug. 29, 1989
4830735 Process for removing carbonyl-sulfide from liquid hydrocarbon feedstocks May. 16, 1989
4683033 Purification of iodine-containing mixtures and compositions useful therefor Jul. 28, 1987
4644088 Acetylene removal process Feb. 17, 1987
4599472 Purification of iodine-containing mixtures and compositions useful therefor Jul. 8, 1986
4513159 Acetylene removal process Apr. 23, 1985
4471153 Process for the removal of cyclopentadiene from unsaturated C.sub.5 -hydrocarbons Sep. 11, 1984
4455446 Method of removal of COS from propylene Jun. 19, 1984

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