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Browse by Category: Main > Chemistry
Class Information
Number: 585/824
Name: Chemistry of hydrocarbon compounds > Purification, separation, or recovery > By contact with solid sorbent > Sorbate is nonhydrocarbon or chemically undetermined component, e.g., "color-former", etc. > O-containing sorbate
Description: Subject matter wherein the removed constituent contains oxygen e.g., water, etc.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8674161 Method for isolation and quantification of naphthenate forming acids ("ARN-acids") Mar. 18, 2014
8637724 Process for the regeneration of a copper, zinc and zirconium oxide-comprising adsorption composition Jan. 28, 2014
8637723 Process for the activation of a copper-, zinc- and zirconium oxide-comprising adsorption composition Jan. 28, 2014
8552246 Removal of carbon dioxide from paraffins Oct. 8, 2013
8536398 Method for purifying supply flows containing aromates by means of zeolites Sep. 17, 2013
8053621 Solvent treatment methods and polymerization processes employing the treatment methods Nov. 8, 2011
8022264 Adsorption composition and method of removing CO from streams Sep. 20, 2011
8008536 Simulated moving bed adsorptive separation process for handling multiple feedstocks Aug. 30, 2011
7923595 Process for the treatment of a product stream Apr. 12, 2011
7906088 Method of removing impurities from gas or liquid streams using copper oxide and halide salt Mar. 15, 2011
7897827 Propylene recovery during regeneration of an oxygenate removal unit Mar. 1, 2011
7744750 Process for reducing Bromine Index of hydrocarbon feedstocks Jun. 29, 2010
7576248 Process for removal of oxygenates from a paraffin stream Aug. 18, 2009
7399404 Reduction of the content of compounds containing oxygen and/or nitrogen in material flows containing isobutene Jul. 15, 2008
7396973 Simulated moving bed adsorptive separation process for handling multiple feedstocks Jul. 8, 2008
7326821 Removal of oxygenate from an olefin stream Feb. 5, 2008
6987152 Feed purification at ambient temperature Jan. 17, 2006
6960700 Adsorbent beds for removal of hydrides from hydrocarbons Nov. 1, 2005
6805790 Process and an apparatus for preparation of petroleum hydrocarbon solvent with improved color stability from nitrogen rich crude oil Oct. 19, 2004
6797854 Process for drying a gaseous or liquid mixture with the aid of an adsorber composed of alumina and of a molecular sieve Sep. 28, 2004
6761818 Heavy oil-solid composition and method for preparing the same Jul. 13, 2004
6753452 Removal of polar contaminants from aromatic feedstocks Jun. 22, 2004
6733572 Separation of propylene and dimethylether from hydrocarbon mixtures May. 11, 2004
6617482 Removable of polar contaminants from aromatic feedstocks Sep. 9, 2003
6524468 Heavy oil - solid composition and method for preparing the same Feb. 25, 2003
6313362 Aromatic alkylation process Nov. 6, 2001
6288299 Method for eliminating inhibitors of polymerization of monomer mixtures using an optimized alumina Sep. 11, 2001
6168769 Olefin purification Jan. 2, 2001
6118037 Process for the removal of contaminant compounds containing one or more heteroatoms of sulfur, nitrogen and/or oxygen from hydrocarbon streams Sep. 12, 2000
6111162 Process for removing oxygenated contaminants from hydrocarbon streams Aug. 29, 2000
6096934 Oxidative coupling of methane with carbon conservation Aug. 1, 2000
6090993 Process for the preparation of aromatic solvent from a dioxane contaminated aromatic stream Jul. 18, 2000
6039865 Removal of phosphates from hydrocarbon streams Mar. 21, 2000
5972303 Olefin purification Oct. 26, 1999
5955045 Removal of nitrogen oxides from gases Sep. 21, 1999
5912395 Raffinate line flush in simulated continuous moving bed adsorptive separation process Jun. 15, 1999
5888402 Process for the purification of a hydrocarbon stream Mar. 30, 1999
5725756 In situ mitigation of coke buildup in porous catalysts with supercritical reaction media Mar. 10, 1998
5690809 In situ mitigation of coke buildup in porous catalysts by pretreatment of hydrocarbon feed to reduce peroxides and oxygen impurities Nov. 25, 1997
5659107 Separation of cyclopentadiene from dicyclopentadiene Aug. 19, 1997
5510566 Regenerant recycle process for oxygenate removal Apr. 23, 1996
5466364 Performance of contaminated wax isomerate oil and hydrocarbon synthesis liquid products by silica adsorption Nov. 14, 1995
5427689 Separation of polar substances from hydrocarbons Jun. 27, 1995
5396021 Deactivation of drier material for olefin reactions Mar. 7, 1995
5349117 Process for sorption separation Sep. 20, 1994
5336836 Removal of acetaldehyde from hydrocarbons Aug. 9, 1994
5302771 Process for upgrading the quality of light ends Apr. 12, 1994
5271835 Process for removal of trace polar contaminants from light olefin streams Dec. 21, 1993
5246469 Fuel stabilization Sep. 21, 1993
5245107 Liquid phase adsorption process Sep. 14, 1993

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