Keith W. Hovis

Person

Bartlesville, OK, US

People

Patents Grantslast 30 patents

Information Patent Grant
Separator system
- Patent number 6,451,173
- Issue date Sep 17, 2002
- Phillips Petroleum Company
- Keith W. Hovis
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for separating sulfone from a hydrocarbon stream having a sm...
- Patent number 6,245,956
- Issue date Jun 12, 2001
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preventing the accumulation of light ASO in the alkylati...
- Patent number 5,767,335
- Issue date Jun 16, 1998
- Phillips Petroleum Company
- Richard L. Anderson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for regeneration of a hydrogen fluoride alkylation catalyst...
- Patent number 5,759,937
- Issue date Jun 2, 1998
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for regenerating a hydrogen fluoride and sulfone alkylation...
- Patent number 5,753,575
- Issue date May 19, 1998
- Phillips Petroleum Company
- Richard L. Anderson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for separating sulfone from a hydrocarbon stream having a co...
- Patent number 5,648,587
- Issue date Jul 15, 1997
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Apparatus for transfer of acid catalyst
- Patent number 5,419,873
- Issue date May 30, 1995
- Phillips Petroleum Company
- Keith W. Hovis
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Control of HF alkylation propane stripper
- Patent number 5,252,295
- Issue date Oct 12, 1993
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluid flow control and isolation
- Patent number 5,209,907
- Issue date May 11, 1993
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Control of HF alkylation propane stripper
- Patent number 5,157,195
- Issue date Oct 20, 1992
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Transfer of catalyst
- Patent number 5,146,036
- Issue date Sep 8, 1992
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluid flow control and isolation
- Patent number 5,143,703
- Issue date Sep 1, 1992
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Transfer of catalyst
- Patent number 5,021,223
- Issue date Jun 4, 1991
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Transfer of acid catalyst
- Patent number 4,982,036
- Issue date Jan 1, 1991
- Phillips Petroleum Company
- Henry K. Hachmuth
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Alkylation catalyst isolation
- Patent number 4,962,268
- Issue date Oct 9, 1990
- Phillips Petroleum Company
- Keith W. Hovis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalytic alkylation process and apparatus
- Patent number 4,677,244
- Issue date Jun 30, 1987
- Phillips Petroleum Company
- Henry K. Hachmuth
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Reflux condenser system for improved fluids separation
- Publication number 20030221818
- Publication date Dec 4, 2003
- Matthew C. Gentry
- F28 - HEAT EXCHANGE IN GENERAL

Keith W. Hovis

Person

Patents Grantslast 30 patents

Separator system

Method for separating sulfone from a hydrocarbon stream having a sm...

Method for preventing the accumulation of light ASO in the alkylati...

Method for regeneration of a hydrogen fluoride alkylation catalyst...

Method for regenerating a hydrogen fluoride and sulfone alkylation...

Method for separating sulfone from a hydrocarbon stream having a co...

Apparatus for transfer of acid catalyst

Control of HF alkylation propane stripper

Fluid flow control and isolation

Control of HF alkylation propane stripper

Transfer of catalyst

Fluid flow control and isolation

Transfer of catalyst

Transfer of acid catalyst

Alkylation catalyst isolation

Catalytic alkylation process and apparatus

Patents Applicationslast 30 patents

Reflux condenser system for improved fluids separation