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Class Information
Number: 585/261
Name: Chemistry of hydrocarbon compounds > Adding hydrogen to unsaturated bond of hydrocarbon, i.e., hydrogenation > Hydrocarbon is contaminant in desired hydrocarbon > Hydrogenation of diolefin or triple bond > Using catalyst and additional nonmetal material
Description: Subject matter where the contaminant is hydrogenated in the presence of a catalyst and at least one additional nonmetal material, e.g., Decalin, etc.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7612245 |
Method for selective hydrogenation of polyunsaturated compounds into monounsaturated compounds using a homogeneous catalyst |
Nov. 3, 2009 |
| 7582805 |
Supported catalyst for the selective hydrogenation of alkynes and dienes |
Sep. 1, 2009 |
| 7550636 |
Process for the hydrotreatment of an olefinic gasoline comprising a selective hydrogenation stage |
Jun. 23, 2009 |
| 7550637 |
Catalyst and process for selective hydrogenation |
Jun. 23, 2009 |
| RE40752 |
Diene removal from an olefin feedstock |
Jun. 16, 2009 |
| 7462751 |
Catalyst and process for selective hydrogenation |
Dec. 9, 2008 |
| 7408091 |
Process for liquid phase hydrogenation |
Aug. 5, 2008 |
| 7408090 |
Method of operating downflow boiling point reactors in the selective hydrogenation of acetylenes and dienes |
Aug. 5, 2008 |
| 7390933 |
Reduction of the Bromine Index of linear alkylbenzenes |
Jun. 24, 2008 |
| 7368617 |
Selective hydrogenation of acetylenes and dienes in a hydrocarbon stream |
May. 6, 2008 |
| 7319176 |
Selective hydrogenation of acetylenes |
Jan. 15, 2008 |
| 7247760 |
Hydrogenation palladium-silver catalyst and methods |
Jul. 24, 2007 |
| 7208646 |
Selective hydrogenation of butadiene |
Apr. 24, 2007 |
| 7141709 |
Methods and systems of producing monoolefins by the extraction-hydrogenation of highly unsaturated hydrocarbons |
Nov. 28, 2006 |
| 7105711 |
Process for the selective hydrogenation of phenylacetylene |
Sep. 12, 2006 |
| 7087155 |
Production of olefins |
Aug. 8, 2006 |
| 7078577 |
DihydroDicyclopentadiene production |
Jul. 18, 2006 |
| 7045670 |
Process for liquid phase hydrogenation |
May. 16, 2006 |
| 7041860 |
Process for the selective hydrogenation of alkynes |
May. 9, 2006 |
| 7038097 |
Dual bed process using two different catalysts for selective hydrogenation of acetylene and dienes |
May. 2, 2006 |
| 7009085 |
Selective hydrogenation catalyst and processes therefor and therewith |
Mar. 7, 2006 |
| 6949686 |
Pyrolysis gasoline stabilization |
Sep. 27, 2005 |
| 6867338 |
Selective hydrogenation of acetylenes and dienes in a hydrocarbon stream |
Mar. 15, 2005 |
| 6858766 |
Process for selectively hydrogenating mixed phase front end C2-C10 greater unsaturated hydrocarbons |
Feb. 22, 2005 |
| 6830678 |
Process of desulphurizing gasoline comprising desulphurization of the heavy and intermediate fractions resulting from fractionation into at least three cuts |
Dec. 14, 2004 |
| 6747181 |
Process for the hydrogenation of phenyl acetylene in a styrene-containing medium with the aid of a catalyst |
Jun. 8, 2004 |
| 6740787 |
Process for treatment of C4 hydrocarbons that comprise butadiene and acetylene compounds that comprise stages for distillation and selective hydrogenation |
May. 25, 2004 |
| 6734328 |
Process for the selective hydrogenation of alkynes |
May. 11, 2004 |
| 6717022 |
Process for selective hydrogenation of alkynes and catalyst therefor |
Apr. 6, 2004 |
| 6689926 |
Process for purifying styrene monomer feedstock prior to polymerization |
Feb. 10, 2004 |
| 6486369 |
Process for selective hydrogenation of an olefinic feed stream containing acetylenic and diolefinic impurities |
Nov. 26, 2002 |
| 6482997 |
Conversion reactions for organic compounds |
Nov. 19, 2002 |
| 6469223 |
Selective hydrogenation of dienes |
Oct. 22, 2002 |
| 6462244 |
Hydrogenation catalysts |
Oct. 8, 2002 |
| 6388162 |
Diene removal from an olefin feedstock |
May. 14, 2002 |
| 6329561 |
Impurities removal |
Dec. 11, 2001 |
| 6255548 |
Process for selective hydrogenation of unsaturated compounds |
Jul. 3, 2001 |
| 6169218 |
Selective hydrogenation of highly unsaturated compounds in hydrocarbon streams |
Jan. 2, 2001 |
| 6127588 |
Hydrocarbon hydrogenation catalyst and process |
Oct. 3, 2000 |
| 6124514 |
Process for generating pure benzene from reformed gasoline |
Sep. 26, 2000 |
| 6118034 |
Process for the selective hydrogenation of dienes in reformate flows |
Sep. 12, 2000 |
| 6096933 |
Hydrocarbon hydrogenation and catalyst therefor |
Aug. 1, 2000 |
| 6075173 |
Process for production of isobutene and propylene from hydrocarbon cuts containing four carbon atoms |
Jun. 13, 2000 |
| 6072091 |
Process for selective hydrogenation of a hydrocarbon cut containing at least three carbon atoms |
Jun. 6, 2000 |
| 6040489 |
1,3-Butadiene separation from a crude C.sub.4 stream using catalytic extractive distillation |
Mar. 21, 2000 |
| 5948869 |
Process for the preparation of a catalyst useful for the hydrogenation of styrene-butadiene copolymers |
Sep. 7, 1999 |
| 5866735 |
Hydrocarbon hydrogenation process |
Feb. 2, 1999 |
| 5847250 |
Supported palladium catalyst for selective catalytic hydrogenation of acetylene in hydrocarbonaceous streams |
Dec. 8, 1998 |
| 5807477 |
Process for the treatment of light naphtha hydrocarbon streams |
Sep. 15, 1998 |
| 5698752 |
Selective hydrogenation process |
Dec. 16, 1997 |
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