1
Robert G Wall: Catalyst for ester hydrogenation. Chevron Research Company, D A Newell, John Stoner Jr, A T Bertolli, September 12, 1978: US04113662 (32 worldwide citation)

A process for hydrogenation of esters to alcohols which comprises contacting the ester with hydrogen and a catalyst comprising cobalt, zinc and copper under catalytic hydrogenation conditions including a temperature between 150.degree. and 450.degree. C and a pressure of 500-10,000 psig.


2
John H Duerksen, Robert G Wall, Jack D Knight: Steam injection including alpha-olephin sulfonate dimer surfactant additives and a process of stimulating hydrocarbon recovery from a subterranean formation. Chevron Research Company, S R LaPaglia, E J Keeling, A Stephen Zavell, December 3, 1985: US04556107 (30 worldwide citation)

An improved steam injection process for recovering hydrocarbons from a subterranean formation. The process includes the use of alpha-olefin sulfonate dimer surfactants in the steam to form a foam-steam drive medium which is injected into the formation through at least one injection well to enhance t ...


3
John H Duerksen, Robert G Wall, Jack D Knight: Alpha-olefin sulfonate dimer surfactant cyclic steam stimulation process for recovering hydrocarbons from a subterranean formation. Chevron Research Company, S R LaPaglia, E J Keeling, A Stephen Zavell, August 26, 1986: US04607700 (27 worldwide citation)

An improved cyclic steam injection process for recovering hydrocarbons from a subterranean formation. The process includes the use of alpha-olefin sulfonate dimer surfactants in the steam to form a foam-steam drive medium which is injected into the formation through an injection well to enhance the ...


4
John H Duerksen, Robert G Wall, Jack D Knight: Non-condensible gas injection including alpha-olefin sulfonate dimer surfactant additives and a process of stimulating hydrocarbon recovery from a subterranean formation. Chevron Research Company, D A Newell, E J Keeling, A Stephen Zavell, March 18, 1986: US04576232 (20 worldwide citation)

An improved non-condensible gas injection process for recovering hydrocarbons from a subterranean formation. The process includes the use of alpha-olefin sulfonate monomer and alpha-olefin sulfonate dimer surfactants along with the gas to form a gas-foam drive medium which is injected into the forma ...


5
John H Duerksen, Robert G Wall, Jack D Knight: Non-condensible gas injection including alpha-olefin sulfonate surfactant additives. Chevron Research Company, S R LaPaglia, E J Keeling, A Stephen Zavell, February 25, 1986: US04572294 (16 worldwide citation)

An improved non-condensible gas injection process for recovering hydrocarbons from a subterranean formation. The process includes the use of alpha-olefin sulfonate surfactants along with the non-condensible gas to form a gas-foam drive medium which is injected into the formation through at lest one ...


6
Robert G Wall: Para-xylene selective reforming/aromatization. Chevron Chemical Company, Fliesler Dubb Meyer & Lovejoy, March 11, 1997: US05609751 (15 worldwide citation)

An intermediate pore size molecular sieve supported catalyst includes a platinum group component and a gallium, zinc, indium, iron, tin or boron component. It is used for reforming and aromatization during which it produces a para-xylene enriched product. It comprises an intermediate pore size molec ...


7
Robert G Wall: Alcohol production. Chevron Research Company, D A Newell, John Stoner Jr, March 13, 1979: US04144401 (12 worldwide citation)

Ethylene glycol and methanol are prepared in one step by contacting carbon monoxide, hydrogen and formaldehyde in the presence of an alcohol solvent and a catalyst comprising a rhodium compound.


8
Robert G Wall: Ester hydrogenation using cobalt, zinc and copper oxide catalyst. Chevron Research Company, D A Newell, John Stoner Jr, A T Bertolli, April 10, 1979: US04149021 (10 worldwide citation)

A process for hydrogenation of esters to alcohols which comprises contacting the ester with hydrogen and a catalyst comprising cobalt, zinc and copper under catalytic hydrogenation conditions including a temperature between 150.degree. and 450.degree. C. and a pressure of 500-10,000 psig.


9
Robert G Wall, Francois Friedmann, Steven P Current: Steam enhanced oil recovery method using branched alkyl aromatic sulfonates. Chevron Research Company, Burns Doane Swecker & Mathis, April 9, 1991: US05005644 (9 worldwide citation)

A method of enhanced oil recovery using foam to improve the effectiveness of steam to mobilize viscous crude, either for steam stimulation in a single well or for steam drive between wells. A new surfactant composition having branched alkyl aromatic sulfonates as the effective agent for the steam fo ...


10
Robert G Wall, Victor P Kurkov: Preparation of 2,5-dihydrofurans from butadiene monoxides. Chevron Research Company, G F Magdeburger, John Stoner Jr, W Keith Turner, December 7, 1976: US03996248 (8 worldwide citation)

A process for preparing a substituted or unsubstituted dihydrofuran from a substituted or unsubstituted butadiene monoxide which comprises contacting the butadiene monoxide with a catalyst comprising a hydrogen halide selected from the group consisting of hydrogen iodide or bromide and a Lewis acid.