Paul T. Pendergraft

Person

Tulsa, OK, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing methane-containing gaseous mixtures
- Patent number 5,388,645
- Issue date Feb 14, 1995
- Amoco Corporation
- Rajen Puri
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
High pressure-low pressure steam system for extended Claus sulfur r...
- Patent number 5,141,733
- Issue date Aug 25, 1992
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Condenser-reactor switching units for extended Claus process
- Patent number 5,015,460
- Issue date May 14, 1991
- Amoco Corporation
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
High pressure-low pressure steam system for extended Claus sulfur r...
- Patent number 5,015,459
- Issue date May 14, 1991
- Amoco Corporation
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sulfur recovery process using metal oxide absorbent
- Patent number 4,954,331
- Issue date Sep 4, 1990
- Amoco Corporation
- Min-Hsiun Lee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sulfur recovery process using metal oxide absorbent with improved p...
- Patent number 4,871,521
- Issue date Oct 3, 1989
- Amoco Corporation
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for removal of hydrogen sulfide and hydrogen polysulfide fr...
- Patent number 4,844,720
- Issue date Jul 4, 1989
- Amoco Corporation
- Paul T. Pendergraft
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Removal of water vapor diluent after regeneration of metal oxide ab...
- Patent number 4,842,843
- Issue date Jun 27, 1989
- Amoco Corporation
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sulfur recovery process using metal oxide absorbent with regenerato...
- Patent number 4,797,268
- Issue date Jan 10, 1989
- Amoco Corporation
- John J. McGovern
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recycling of waste heat boiler effluent to an oxygen-enriched Claus...
- Patent number 4,756,900
- Issue date Jul 12, 1988
- Amoco Corporation
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process and apparatus for degassing sulfur
- Patent number 4,729,887
- Issue date Mar 8, 1988
- Amoco Corporation
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of treating low-quality acid gas and furnace therefor
- Patent number 4,632,043
- Issue date Dec 30, 1986
- Amoco Corporation
- Paul T. Pendergraft
- C01 - INORGANIC CHEMISTRY

Paul T. Pendergraft

Person

Patents Grantslast 30 patents

Method for producing methane-containing gaseous mixtures

High pressure-low pressure steam system for extended Claus sulfur r...

Condenser-reactor switching units for extended Claus process

High pressure-low pressure steam system for extended Claus sulfur r...

Sulfur recovery process using metal oxide absorbent

Sulfur recovery process using metal oxide absorbent with improved p...

Process for removal of hydrogen sulfide and hydrogen polysulfide fr...

Removal of water vapor diluent after regeneration of metal oxide ab...

Sulfur recovery process using metal oxide absorbent with regenerato...

Recycling of waste heat boiler effluent to an oxygen-enriched Claus...

Process and apparatus for degassing sulfur

Method of treating low-quality acid gas and furnace therefor