John Edward Gwyn

Person

Pasadena, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of maintaining catalytic converter activity in gasoline vehi...
- Patent number 5,351,482
- Issue date Oct 4, 1994
- Shell Oil Company
- John E. Gwyn
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method of reducing NO.sub.x emissions in gasoline vehicles
- Patent number 5,234,477
- Issue date Aug 10, 1993
- Shell Oil Company
- John E. Gwyn
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Process for the reduction of NH.sub.3 in regeneration zone off gas...
- Patent number 4,755,282
- Issue date Jul 5, 1988
- Shell Oil Company
- Norman C. Samish
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Reactor and horizontal cyclone separator with primary mass flow and...
- Patent number 4,731,228
- Issue date Mar 15, 1988
- Shell Oil Company
- Thomas S. Dewitz
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for the separation of fluid cracking catalyst particles f...
- Patent number 4,692,311
- Issue date Sep 8, 1987
- Shell Oil Company
- Wesley A. Parker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Separation of fluid cracking catalyst particles from gaseous hydroc...
- Patent number 4,455,220
- Issue date Jun 19, 1984
- Shell Oil Company
- Wesley A. Parker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for maintaining the temperature of a steam-making effluent...
- Patent number 4,405,440
- Issue date Sep 20, 1983
- Shell Oil Company
- John E. Gwyn
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process for heat transfer with dilute phase fluidized bed
- Patent number 4,320,795
- Issue date Mar 23, 1982
- Shell Oil Company
- John E. Gwyn
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quench Process
- Patent number 4,279,734
- Issue date Jul 21, 1981
- Shell Oil Company
- John E. Gwyn
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Coking prevention
- Patent number 4,279,733
- Issue date Jul 21, 1981
- Shell Oil Company
- John E. Gwyn
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process for production of hydrocarbonaceous fluids from solids such...
- Patent number 4,110,193
- Issue date Aug 29, 1978
- Shell Oil Company
- John E. Gwyn
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Oxygen-containing gas distribution apparatus employed in fluidized...
- Patent number 4,032,300
- Issue date Jun 28, 1977
- Shell Oil Company
- Wesley A. Parker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fluidized waste incinerator and method
- Patent number 3,994,244
- Issue date Nov 30, 1976
- Shell Oil Company
- William Ridley Pledger
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Vapor recovery and disposal system
- Patent number 3,979,175
- Issue date Sep 7, 1976
- Shell Oil Company
- Abraham Kattan
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Fluidized bed regeneration of carbon-contaminated catalysts using g...
- Patent number 3,974,091
- Issue date Aug 10, 1976
- Shell Oil Company
- Wesley A. Parker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

John Edward Gwyn

Person

Patents Grantslast 30 patents

Method of maintaining catalytic converter activity in gasoline vehi...

Method of reducing NO.sub.x emissions in gasoline vehicles

Process for the reduction of NH.sub.3 in regeneration zone off gas...

Reactor and horizontal cyclone separator with primary mass flow and...

Apparatus for the separation of fluid cracking catalyst particles f...

Separation of fluid cracking catalyst particles from gaseous hydroc...

Process for maintaining the temperature of a steam-making effluent...

Process for heat transfer with dilute phase fluidized bed

Quench Process

Coking prevention

Process for production of hydrocarbonaceous fluids from solids such...

Oxygen-containing gas distribution apparatus employed in fluidized...

Fluidized waste incinerator and method

Vapor recovery and disposal system

Fluidized bed regeneration of carbon-contaminated catalysts using g...