61
Carlin Joseph T, Cardenas Richardo L: Oil recovery process using surfactant mixtures. Texaco, Whaley Thomas H, Ries C G, February 11, 1975: US3865187 (14 worldwide citation)

Recovery of hydrocarbons from underground hydrocarbon-bearing formations is effected by the injection of a slug of a hydrocarbon solvent containing a mono-unsaturated secondary alcohol followed by water containing a sulfate salt of a fatty alcohol. Optionally, a slug of water or brine may be injecte ...


62
Cardenas Ricardo L, Carlin Joseph T, Flournoy Kenoth H: Surfactant oil recovery process for use in formations containing high concentrations of polyvalent ions such as calcium or magnesium. Texaco, Whaley T H, Ries C G, March 26, 1974: US3799264 (14 worldwide citation)

A surfactant composition usable in the presence of from about 500 to about 5,000 parts per million polyvalent ion concentrations, such as calcium and/or magnesium, comprising a sulfated aliphatic anionic surfactant such as sodium tridecyl sulfate, a water soluble guanidine salt such as guanidine hyd ...


63
Barber Everett M, Brandenburg John T, Frost Richard A: Internal combustion engine system for exhaust emissions control utilizing an acoustic catalytic muffler. Texaco, Whaley T H, Ries C G, Daleda Joseph, May 20, 1975: US3884037 (14 worldwide citation)

The combination of an internal combustion engine having means for providing additional air adjacent the exhaust valves thereof, valve means for back pressure control in the exhaust system, and an acoustic catalytic muffler having compounds capable of reducing lead products of combustion in exhaust g ...


64
Waldbillig James O: Graft polymers and lubricant compositions thereof. Texaco, Whaley T H, Ries C G, Kulason Robert A, December 2, 1975: US3923930 (14 worldwide citation)

A graft polymer and lubricating oil compositions thereof, said polymer functioning as a multipurpose lube oil additive having viscosity index improving properties, pour depressing properties and detergent-dispersant properties, said graft polymer comprising an oil soluble substantially linear hydroc ...


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Canup Robert E: Ignition-control system for internal combustion engines. Texaco, Whaley T H, Ries C G, January 21, 1975: US3861369 (14 worldwide citation)

An ignition system for internal combustion engines. It has an oscillator to produce continuous-wave high-frequency spark energy, and includes a control winding for starting and stopping the oscillator during controlled engine-timed intervals. There is electronic time-delay control for stopping the o ...


66
Umphenour Charles F, Calderon Reynaldo: Air gun firing assembly. Texaco, Whaley T H, Ries C G, April 2, 1974: US3800832 (14 worldwide citation)

A quick action firing assembly for charging and suddenly releasing gas under pressure in a seismic energy generator for offshore subsurface exploration, for example, comprising a hollow, elongated valve having equal and opposite surfaces and means for charging the generator through the valve with hi ...


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McKinlay Philip F, Smith Jr Harry D, Schultz Ward E: Inelastic neutron scattering methods to locate coal and oil shale zones. Texaco, Whaley T H, Ries C G, November 19, 1974: US3849646 (14 worldwide citation)

A pulsed source of high energy neutrons is used to irradiate the earth formations in the vicinity of a well borehole. Gamma rays produced by the inelastic scattering of the fast neutrons are observed in four energy regions of the gamma ray energy spectrum corresponding to the inelastic scattering of ...


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Suggitt Robert M: Production of aromatic compounds by oxidative dehydrogenation. Texaco, Whaley T H, Ries C G, Seutter Carl G, December 23, 1975: US3928484 (14 worldwide citation)

Cyclohexyl benzenes may be selectively oxydehydrogenated to yield aryl aromatics; by-products may be selectively removed by cracking.


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Schultz Ward E, Smith Jr Harry D, Arnold Dan M: Pulsed neutron logging system with gain compensation. Texaco, Whaley T H, Ries C G, August 13, 1974: US3829686 (14 worldwide citation)

An illustrative embodiment of the invention includes method and apparatus for linearizing the gain of borehole gamma ray energy measurement apparatus. A known energy peak (or peaks) which is prominent in the gamma ray energy spectra of borehole measurements is monitored and any drift in its apparent ...


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White James A: Lubricating oil additives. Texaco, Whaley T H, Ries C G, Priem Kenneth R, July 22, 1975: US3896050 (14 worldwide citation)

Lubricating oils of superior copper corrosion inhibiting properties may be made using an additive of 3,5-bis(alkyldithio)-4-substituted isothiazoles as additives.