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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:
1 2

Patent Number Title Of Patent Date Issued
5220099 Purification of a hydrocarbon feedstock using a zeolite adsorbent Jun. 15, 1993
5220101 Sorption separation over modified synthetic mesoporous crystalline material Jun. 15, 1993
5198121 Drying of hydrocarbon/hydrochloric acid/water admixtures Mar. 30, 1993
5191143 Preparation of isobutylene Mar. 2, 1993
5177298 Liquid phase adsorption process Jan. 5, 1993
5171923 Recycle for process for purification of linear paraffins Dec. 15, 1992
5109139 Process control of process for purification of linear paraffins Apr. 28, 1992
5096686 Gallium silicate zeolite, ecr-9, and its metallo derivatives Mar. 17, 1992
5057291 Oxygen removal from gas streams Oct. 15, 1991
5026482 Separation of liquid mixtures by concentration swing adsorption Jun. 25, 1991
4923961 Process for deodorizing isobutylene polymer May. 8, 1990
4835338 Process for removal of carbonyl sulfide from organic liquid by adsorption using alumina adsorbent capable of regeneration May. 30, 1989
4814545 Process for removing impurities from an aromatic stream Mar. 21, 1989
4734199 Liquid phase adsorption process Mar. 29, 1988
4675463 Process for reducing fouling in higher olefin plants Jun. 23, 1987
4613724 Process for removing carbonyl-sulfide from liquid hydrocarbon feedstocks Sep. 23, 1986
4547619 Process for removal of phenolic inhibitors from polymerizable conjugated olefin Oct. 15, 1985
4454366 Method of recovering and recycling boron trifluoride catalyst Jun. 12, 1984
4433197 Removing boron trifluoride from coordination compound contaminants in organic liquids Feb. 21, 1984
4423278 Removing color from polyphenylated alkane Dec. 27, 1983
4417091 Process for removing fluorine from olefin oligomers Nov. 22, 1983
4409421 Process for the preparation of pure tert.-olefins Oct. 11, 1983
4387264 Diolefin monomer purification process for anionic polymerization Jun. 7, 1983
4384162 Removing boron trifluoride contaminant from organic liquids with polyvinyl alcohol May. 17, 1983
4382001 Use of activated carbon for separation of ethanol from water May. 3, 1983
4243831 Removal of peroxides and color bodies from internal olefins by solid adsorbents Jan. 6, 1981
4229612 Decolorization of norbornadiene dimers Oct. 21, 1980
4147624 Wastewater treatment with desorbing of an adsorbate from an adsorbent with a solvent in the near critical state Apr. 3, 1979
4100220 Dimerization of isobutene Jul. 11, 1978
4045333 Aromatic purification process Aug. 30, 1977
4008289 Adsorbent treating method Feb. 15, 1977
3969091 Process for desiccant drier regeneration Jul. 13, 1976
3931350 Process for producing alkylaromatics Jan. 6, 1976

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