Darrell W. Walker

Person

Media, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process and catalyst for dehydrogenation of organic compounds
- Patent number 5,733,518
- Issue date Mar 31, 1998
- Sun Company, Inc (R&M)
- Vincent A. Durante
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process and catalyst for dehydrogenation of organic compounds
- Patent number 5,439,859
- Issue date Aug 8, 1995
- Sun Company, Inc (R&M)
- Vincent A. Durante
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalytic oxidation of alkanes
- Patent number 5,414,157
- Issue date May 9, 1995
- Sun Company, Inc (R&M)
- Vincent A. Durante
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalytic dehydrogenation of alkanes
- Patent number 5,386,074
- Issue date Jan 31, 1995
- Sun Company, Inc (R&M)
- Vincent A. Durante
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
New manganese catalyst for light alkane oxidation
- Patent number 5,345,011
- Issue date Sep 6, 1994
- Sun Company, Inc (R&M)
- Vincent A. Durante
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chromia on metal oxide for the oxidation of alkane to alcohol
- Patent number 5,345,010
- Issue date Sep 6, 1994
- Sun Company, Inc (R&M)
- James E. Lyons
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chromia on metal oxide catalysts for the oxidation of methane to me...
- Patent number 5,220,080
- Issue date Jun 15, 1993
- Sun Company, Inc (R&M)
- James E. Lyons
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalytic oxidation of alkanes
- Patent number 5,132,472
- Issue date Jul 21, 1992
- Sun Refining and Marketing Company
- Vincent A. Durante
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silicometallate molecular sieves and their use as catalysts in oxid...
- Patent number 4,918,249
- Issue date Apr 17, 1990
- Sun Refining and Marketing Company
- Vincent A. Durante
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cracking catalyst and process
- Patent number 4,873,211
- Issue date Oct 10, 1989
- Phillips Petroleum Company
- Darrell W. Walker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalytic cracking
- Patent number 4,846,960
- Issue date Jul 11, 1989
- Phillips Petroleum Company
- Darrell W. Walker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Passivation of metal contaminated cracking catalysts
- Patent number 4,793,914
- Issue date Dec 27, 1988
- Phillips Petroleum Company
- Brent J. Bertus
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalytic cracking catalyst
- Patent number 4,794,095
- Issue date Dec 27, 1988
- Phillips Petroleum Company
- Darrell W. Walker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cracking catalyst and process
- Patent number 4,765,884
- Issue date Aug 23, 1988
- Phillips Petroleum Company
- Darrell W. Walker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Passivation of metal contaminated cracking catalysts
- Patent number 4,727,053
- Issue date Feb 23, 1988
- Phillips Petroleum Company
- Brent J. Bertus
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Selective hydrogenation
- Patent number 4,484,015
- Issue date Nov 20, 1984
- Phillips Petroleum Company
- Marvin M. Johnson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Selective hydrogenation catalyst
- Patent number 4,404,124
- Issue date Sep 13, 1983
- Phillips Petroleum Company
- Marvin M. Johnson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Zinc aluminate prepared using an alumina hydrate
- Patent number 4,370,310
- Issue date Jan 25, 1983
- Phillips Petroleum Company
- Darrell W. Walker
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Catalytic reforming and hydrocracking of organic compounds employin...
- Patent number 4,263,133
- Issue date Apr 21, 1981
- Phillips Petroleum Company
- Lewis E. Drehman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Oxidative dehydrogenation catalyst preparation
- Patent number 4,252,680
- Issue date Feb 24, 1981
- Phillips Petroleum Company
- Darrell W. Walker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Lithium- or magnesium-promoted zinc titanate catalyst for dehydroge...
- Patent number 4,228,040
- Issue date Oct 14, 1980
- Phillips Petroleum Company
- Brent J. Bertus
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dehydrogenation of organic compounds
- Patent number 4,218,343
- Issue date Aug 19, 1980
- Phillips Petroleum Company
- Darrell W. Walker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Zinc titanate catalyst for dehydrogenation of hydrocarbons
- Patent number 4,218,346
- Issue date Aug 19, 1980
- Phillips Petroleum Company
- Darrell W. Walker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dehydrogenation of hydrocarbons with zinc titanate catalyst
- Patent number 4,176,140
- Issue date Nov 27, 1979
- Phillips Petroleum Company
- Brent J. Bertus
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dehydrogenation of hydrocarbons with zinc titanate catalyst
- Patent number 4,144,277
- Issue date Mar 13, 1979
- Phillips Petroleum Company
- Darrell W. Walker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxidative dehydrogenation catalyst
- Patent number 4,010,114
- Issue date Mar 1, 1977
- Phillips Petroleum Company
- Darrell W. Walker
- C07 - ORGANIC CHEMISTRY

Darrell W. Walker

Person

Patents Grantslast 30 patents

Process and catalyst for dehydrogenation of organic compounds

Process and catalyst for dehydrogenation of organic compounds

Catalytic oxidation of alkanes

Catalytic dehydrogenation of alkanes

New manganese catalyst for light alkane oxidation

Chromia on metal oxide for the oxidation of alkane to alcohol

Chromia on metal oxide catalysts for the oxidation of methane to me...

Catalytic oxidation of alkanes

Silicometallate molecular sieves and their use as catalysts in oxid...

Cracking catalyst and process

Catalytic cracking

Passivation of metal contaminated cracking catalysts

Catalytic cracking catalyst

Cracking catalyst and process

Passivation of metal contaminated cracking catalysts

Selective hydrogenation

Selective hydrogenation catalyst

Zinc aluminate prepared using an alumina hydrate

Catalytic reforming and hydrocracking of organic compounds employin...

Oxidative dehydrogenation catalyst preparation

Lithium- or magnesium-promoted zinc titanate catalyst for dehydroge...

Dehydrogenation of organic compounds

Zinc titanate catalyst for dehydrogenation of hydrocarbons

Dehydrogenation of hydrocarbons with zinc titanate catalyst

Dehydrogenation of hydrocarbons with zinc titanate catalyst

Oxidative dehydrogenation catalyst