1
Ajay M Madgavkar, Harold E Swift: Substoichiometric combustion of low heating value gases. Gulf Research & Development Company, Deane E Keith, Forrest D Stine, Donald L Rose, May 3, 1983: US04381641 (258 worldwide citation)

The combustible component of a gas stream of low heating value is combusted using less than a stoichiometric amount of oxygen under conditions for the suppression of carbon monoxide including the presence of an oxidation catalyst and a small amount of arsine, and the heat energy in the combusted gas ...


2
Ajay M Madgavkar, Roger F Vogel, Harold E Swift: Substoichiometric combustion of low heating value gases. Gulf Research & Development Company, Deane E Keith, Forrest D Stine, Donald L Rose, January 4, 1983: US04366668 (242 worldwide citation)

The combustible component of a stream of low heating value gas comprising carbon monoxide, hydrogen and methane is combusted using less than a stoichiometric amount of air in the presence of an oxygenation catalyst and the heat energy in the combusted gas is utilized, for example, by expansion in a ...


3
Ajay M Madgavkar, Roger F Vogel, Harold E Swift: Utilization of energy obtained by substoichiometric combustion of low heating value gases. Gulf Research & Development Company, Deane E Keith, Forrest D Stine, Donald L Rose, November 10, 1981: US04299086 (240 worldwide citation)

The combustible component of a gas stream of low heating value is combusted using less than a stoichiometric amount of oxygen in the presence of an oxygenation catalyst and the heat energy in the combusted gas is utilized, for example, by expansion in a gas turbine.


4
Ajay M Madgavkar, Roger F Vogel: Substoichiometric combustion of low heating value gases. Gulf Research & Development Company, Deane E Keith, Forrest D Stine, Donald L Rose, December 14, 1982: US04363361 (237 worldwide citation)

The combustible component of a gas stream of low heating value is combusted using less than a stoichiometric amount of oxygen with minor production of carbon monoxide due to the use of an oxygenation catalyst comprising at least three metals in a perovskite-type crystal structure. This combusted gas ...


5
Ajay M Madgavkar, Roger F Vogel, Harold E Swift: In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations. Gulf Research & Development Company, February 17, 1981: US04250962 (234 worldwide citation)

An integrated in situ combustion process for producing subterranean carbonaceous deposits in which the resulting flue gas of low heating value is combusted over an oxidation catalyst at substoichiometric conditions and is expanded in a gas turbine which drives the air compressor for injecting the co ...


6
Roger F Vogel, Ajay M Madgavkar, Harold E Swift: In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations. Gulf Research & Development Company, Deane E Keith, Forrest D Stine, Donald L Rose, June 16, 1981: US04273188 (232 worldwide citation)

An integrated in situ combustion process for recovering subterranean liquid and solid carbonaceous deposits in which the resulting flue gas of low heating value is combusted at substoichiometric conditions over two different oxidation catalysts in two combustion zones in series and is expanded in a ...


7
Ajay M Madgavkar, Harold E Swift: Substoichiometric combustion of low heating value gases using different platinum catalysts. Gulf Research & Development Company, Deane E Keith, Forrest D Stine, Donald L Rose, March 29, 1983: US04378048 (229 worldwide citation)

Low heating value gases are combusted substoichiometrically in two combustion zones in series in contact with two different supported platinum catalysts in which the concentration of platinum in the catalyst in the first zone is higher than the concentration of platinum in the second catalyst. The c ...


8
Shirley C Tsai, Richard H Graham, Robin R Oder: Underground gasification of bituminous coal. Gulf Research & Development Company, Deane E Keith, Forrest D Stine, Donald L Rose, November 10, 1981: US04299285 (227 worldwide citation)

In the underground gasification of a swelling coal the high gas-flow link between the injection and the production wells is produced by introducing hot air into the injection well at a pressure sufficient to fracture the coal. The bulk permeability of the coal proximate to the link is increased and ...


9
Wuenschel Paul C: Reproducible shot hole. Gulf Research & Development Company, September 26, 1972: US3693717 (92 worldwide citation)

A reproducible shot hole for geophysical use wherein a deformable metal liner, such as aluminum, of predetermined diameter, wall thickness, and alloy is selected, and the annulus between the liner and the hole filled with sand-cement under pressure, so that the lined hole will withstand repeated exp ...


10
Wuenschel Paul C: Reproducible shot hole apparatus. Gulf Research & Development Company, May 28, 1974: US3812912 (90 worldwide citation)

A reproducible shot hole for geophysical use wherein a deformable metal liner, such as aluminum, of predetermined diameter, wall thickness, and alloy is selected, and the annulus between the liner and the hole filled with sand-cement under pressure, so that the lined hole will withstand repeated exp ...