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Patents Grants
last 30 patents
Information
Patent Grant
Solid superacid catalyst comprising group VII metal and having H.su...
Patent number
5,780,383
Issue date
Jul 14, 1998
Sun Company, Inc (R&M)
Elmer J. Hollstein
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Liquid phase isomerization of alkanes
Patent number
5,648,590
Issue date
Jul 15, 1997
Sun Company, Inc. (R&M)
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Solid superacid catalysts comprising platinum metal
Patent number
5,629,257
Issue date
May 13, 1997
Sun Company, Inc (R&M)
Benjamin S. Umansky
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrocarbon isomerization using solid superacid catalysts comprisin...
Patent number
5,516,964
Issue date
May 14, 1996
Sun Company, Inc (R&M)
Benjamin S. Umansky
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidative dehydrogenation of hydrocarbons with active carbon catalyst
Patent number
5,510,558
Issue date
Apr 23, 1996
Sun Company, Inc (R&M)
Benjamin S. Umansky
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrocracking using solid superacid catalysts comprising platinum m...
Patent number
5,494,569
Issue date
Feb 27, 1996
Sun Company, Inc (R&M)
Benjamin S. Umansky
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Naphtha upgrading using solid superacid catalysts comprising platin...
Patent number
5,494,571
Issue date
Feb 27, 1996
Sun Company, Inc (R&M)
Benjamin S. Umansky
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Solid superacid alkylation catalyst compositions and alkylation met...
Patent number
5,493,067
Issue date
Feb 20, 1996
Sun Company, Inc (R&M)
Howard P. Angstadt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alkylation process using solid superacid catalyst liquid phase
Patent number
5,491,278
Issue date
Feb 13, 1996
Sun Company, Inc (R&M)
Howard P. Angstadt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidative dehydrogenation of hydrocarbons with solid superacid cata...
Patent number
5,476,981
Issue date
Dec 19, 1995
Sun Company, Inc (R&M)
Benjamin S. Umansky
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfur dioxide regeneration of superacid catalyst
Patent number
5,362,694
Issue date
Nov 8, 1994
Sun Company, Inc (R&M)
Elmer J. Hollstein
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Processes using solid-acid catalyst composition
Patent number
5,321,197
Issue date
Jun 14, 1994
Sun Company, Inc (R&M)
Howard P. Angstadt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes using solid-acid catalyst compositions
Patent number
5,310,868
Issue date
May 10, 1994
Sun Company, Inc.
Howard P. Angstadt
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Solid-acid alkylation catalyst compositions for alkylation processes
Patent number
5,214,017
Issue date
May 25, 1993
Sun Company, Inc (R&M)
Howard P. Angstadt
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Solid-acid alkylation catalyst compositions for alkylation processes
Patent number
5,212,136
Issue date
May 18, 1993
Sun Company, Inc (R&M)
Howard P. Angstadt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Liquid phase isomerization of alkanes
Patent number
5,019,671
Issue date
May 28, 1991
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for hydrocarbon conversion and conversion process utilizin...
Patent number
4,956,519
Issue date
Sep 11, 1990
Sun Refining and Marketing Company
Elmer J. Hollstein
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for hydrocarbon conversion and conversion process utilizin...
Patent number
4,918,041
Issue date
Apr 17, 1990
Sun Refining and Marketing Company
Elmer J. Hollstein
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of cinnamates
Patent number
4,855,485
Issue date
Aug 8, 1989
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the selective formation of dialkyl succinates
Patent number
4,827,023
Issue date
May 2, 1989
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of 2,2-dimethoxypropane
Patent number
4,775,447
Issue date
Oct 4, 1988
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst and process for production of cinnamates
Patent number
4,737,591
Issue date
Apr 12, 1988
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 1,1-dimethoxycyclohexane
Patent number
4,652,344
Issue date
Mar 24, 1987
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst and process for production of cinnamates
Patent number
4,620,027
Issue date
Oct 28, 1986
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production and purification of diethoxymethane by a...
Patent number
4,613,411
Issue date
Sep 23, 1986
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst and process for hydroformylation of olefins
Patent number
4,575,564
Issue date
Mar 11, 1986
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydroformylation catalyst and process
Patent number
4,564,711
Issue date
Jan 14, 1986
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydroformylation catalyst and process
Patent number
4,551,559
Issue date
Nov 5, 1985
Sun Refining and Marketing Company
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydroformylation catalyst and process
Patent number
4,542,119
Issue date
Sep 17, 1985
Sun Tech, Inc.
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydroformylation catalyst and process
Patent number
4,542,120
Issue date
Sep 17, 1985
Sun Tech, Inc.
Chao-Yang Hsu
C07 - ORGANIC CHEMISTRY