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Class Information
Number: 585/253
Name: Chemistry of hydrocarbon compounds > Adding hydrogen to unsaturated bond of hydrocarbon, i.e., hydrogenation > With subsequent diverse conversion > Isomerization
Description: Subject matter wherein the hydrogenated feedstock is treated to change its molecular configuration without a change in its molecular weight.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7550635 |
Process for the preparation hydrogen and a mixture of hydrogen and carbon monoxide |
Jun. 23, 2009 |
| 7534340 |
Process for the preparation of middle distillates and lube bases starting from synthetic hydrocarbon feedstocks |
May. 19, 2009 |
| 7442290 |
Mesoporous aluminum oxide, preparation and use thereof |
Oct. 28, 2008 |
| 7273542 |
Process and apparatus for recovering olefins |
Sep. 25, 2007 |
| 7256152 |
Composition of catalyst and solvent and catalysis processes using this composition |
Aug. 14, 2007 |
| 6566569 |
Conversion of refinery C5 paraffins into C4 and C6 paraffins |
May. 20, 2003 |
| 6420619 |
Cracked gas processing and conversion for propylene production |
Jul. 16, 2002 |
| 6320088 |
Traction drive fluid |
Nov. 20, 2001 |
| 6048450 |
Process for the selective reduction to the content of benzene and light unsaturated compounds in a hydrocarbon cut |
Apr. 11, 2000 |
| 6025305 |
Process for producing a lubricant base oil having improved oxidative stability |
Feb. 15, 2000 |
| 6008164 |
Lubricant base oil having improved oxidative stability |
Dec. 28, 1999 |
| 6005156 |
Para-xylene separation process comprising pretreatment by selective hydrogenation and by activated clay |
Dec. 21, 1999 |
| 5998685 |
Process for preparing butene oligomers from field butanes |
Dec. 7, 1999 |
| 5981818 |
Integrated cracking and olefins derivative process utilizing dilute olefins |
Nov. 9, 1999 |
| 5962755 |
Process for the isomerization of benzene containing feed streams |
Oct. 5, 1999 |
| 5855917 |
Method for controlling body fat and/or body weight in animals and pharmaceutical compositions for use therein comprising 20-carbon conjugated unsaturated fatty acids |
Jan. 5, 1999 |
| 5834522 |
Hydroisomerization treatment process for feeds from the fisher-tropsch process |
Nov. 10, 1998 |
| 5830345 |
Process of producing a debenzenated and isomerized gasoline blending stock by using a dual functional catalyst |
Nov. 3, 1998 |
| 5770781 |
Method for eliminating carbon oxides in feeds to a C5 and C6 paraffin isomerization process |
Jun. 23, 1998 |
| 5763713 |
Process for the isomerization of benzene containing feed streams |
Jun. 9, 1998 |
| 5763714 |
Process and apparatus for the production and recovery of p-xylene |
Jun. 9, 1998 |
| 5679241 |
Olefin plant recovery system employing catalytic distillation |
Oct. 21, 1997 |
| 5674955 |
Production of polyisobutenes |
Oct. 7, 1997 |
| 5663466 |
Mixed phase benzene saturation with controlled hydrogen addition |
Sep. 2, 1997 |
| 5595634 |
Process for selective hydrogenation of highly unsaturated compounds and isomerization of olefins in hydrocarbon streams |
Jan. 21, 1997 |
| 5578196 |
Process for reducing the benzene content of petrols |
Nov. 26, 1996 |
| 5534658 |
Process for reducing the benzene content of petrols |
Jul. 9, 1996 |
| 5453552 |
Isomerization and adsorption process with benzene saturation |
Sep. 26, 1995 |
| 5446222 |
Oligomers of cyclopentadiene and process for making them |
Aug. 29, 1995 |
| 5366616 |
Hydrocarbon conversion process using a chromium substituted molecular sieve |
Nov. 22, 1994 |
| 5364997 |
Process for converting multi-branched heavy hydrocarbons to high octane gasoline |
Nov. 15, 1994 |
| 5360534 |
Isomerization of split-feed benzene-containing paraffinic feedstocks |
Nov. 1, 1994 |
| 5284984 |
Gasoline upgrading by aromatics amination |
Feb. 8, 1994 |
| 5235120 |
Selective isoparaffin synthesis from naphtha |
Aug. 10, 1993 |
| 5210348 |
Process to remove benzene from refinery streams |
May. 11, 1993 |
| 5019661 |
Hydroisomerisation process |
May. 28, 1991 |
| 5003118 |
Isomerization of benzene-containing feedstocks |
Mar. 26, 1991 |
| 4943672 |
Process for the hydroisomerization of Fischer-Tropsch wax to produce lubricating oil (OP-3403) |
Jul. 24, 1990 |
| 4832819 |
Process for the hydroisomerization and hydrocracking of Fisher-Tropsch waxes to produce a syncrude and upgraded hydrocarbon products |
May. 23, 1989 |
| 4655484 |
Isomerization process |
Apr. 7, 1987 |
| 4654452 |
Isomerization process |
Mar. 31, 1987 |
| 4625069 |
Fluorochemical rhodium compounds |
Nov. 25, 1986 |
| 4507516 |
Fuel composition |
Mar. 26, 1985 |
| 4427467 |
Low viscosity air breathing missile fuel |
Jan. 24, 1984 |
| 4401837 |
Exo-tetrahydrotricyclopentadiene, a high density liquid fuel |
Aug. 30, 1983 |
| 4398978 |
High density, low viscosity airbreather fuel (RJ-4-I) |
Aug. 16, 1983 |
| 4328385 |
Hydrocarbon isomerization catalyst and process |
May. 4, 1982 |
| 4320238 |
High density turbine fuel |
Mar. 16, 1982 |
| 4286109 |
High density fuel compositions |
Aug. 25, 1981 |
| 4277636 |
Process for preparing high density fuels |
Jul. 7, 1981 |
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