1
Kenoth H Flournoy, Ricardo L Cardenas, Joseph T Carlin: Pipeline transportation of viscous hydrocarbons. Texaco, T H Whaley, C G Ries, Walter D Hunter, March 16, 1976: US03943954 (45 worldwide citation)

A method of transporting viscous hydrocarbons which involves introducing into a pipeline or well-bore with the viscous hydrocarbons a solution containing an anionic surfactant or soap such as sodium tridecyl sulfate or sodium oleate together with a guanidine salt and optionally with an alkalinity ag ...


2
Kenoth H Flournoy, Ricardo L Cardenas, Joseph T Carlin: Pipeline method for transporting viscous hydrocarbons. Texaco, Carl G Ries, Thomas H Whaley, Walter D Hunter, August 22, 1978: US04108193 (27 worldwide citation)

A method for transporting viscous hydrocarbons which involves introducing into a pipeline or well-bore with the viscous hydrocarbons a solution containing (1) an anionic surfactant such as sodium tridecyl sulfate, sodium oleate, etc., or an oxyalkylated anionic surfactant of the sulfonate or sulfate ...


3
Timothy N Tyler, Melvin E Mills Jr, John A Wells, Joseph T Carlin: Salinity tolerant surfactant oil recovery process. Texaco, Carl G Ries, Thomas H Whaley, Jack H Park, August 29, 1978: US04110228 (26 worldwide citation)

Primary anionic surfactants such as organic sulfonates, specifically petroleum sulfonates as well as synthetic alkyl or alkylaryl sulfonates are effective for recovering oil from subterranean, oil-containing formations only if the salinity and/or concentration of divalent ions in the formation water ...


4
Joseph T Carlin, Timothy N Tyler, Melvin E Mills Jr, James W Ware: Salinity tolerant surfactant oil recovery process. Texaco, Carl G Ries, Thomas H Whaley, Jack H Park, August 29, 1978: US04110229 (24 worldwide citation)

Disclosed is an aqueous, saline surfactant-containing fluid and an oil recovery process using the fluid for recovering oil from formations containing high salinity and/or high hardness water, the fluid comprising an anionic surfactant such as organic sulfonate especially petroleum sulfonates as well ...


5
Joseph T Carlin, James W Ware, Melvin E Mills Jr, John A Wells: Salinity tolerant surfactant oil recovery process. Texaco, Carl G Ries, Thomas H Whaley, Jack H Park, January 3, 1978: US04066124 (20 worldwide citation)

Primary anionic surfactants such as organic sulfonates are effective for recovering oil from subterranean formations only if the salinity and/or hardness of the formation water is relatively low. In petroleum formations containing high salinity, or hard water, either the high salinity water must be ...


6
Joseph T Carlin, John A Wells, Timothy N Tyler: Surfactant oil recovery process usable in a formation having high salinity connate water. Texaco, Thomas H Whaley, Carl G Ries, Charles L Bauer, May 15, 1979: US04154301 (17 worldwide citation)

In the recovery of oil from an oil-bearing formation having a high salinity connate water wherein an aqueous surfactant slug containing a commercially available petroleum sulfonate is injected followed by the injection of an aqueous drive agent, improved recovery is obtained, if a cosurfactant and a ...


7
Kenoth H Flournoy, Ricardo L Cardenas, Joseph T Carlin: Solution for transporting hydrocarbons in a pipeline. Texaco, Carl G Ries, Thomas H Whaley, Walter D Hunter, May 1, 1979: US04152290 (14 worldwide citation)

A method for transporting viscous hydrocarbons which involves introducing into a pipeline or well-bore with the viscous hydrocarbons a solution containing (1) an anionic surfactant such as sodium tridecyl sulfate, sodium oleate, etc., or an oxyalkylated anionic surfactant of the sulfonate or sulfate ...


8
Timothy N Tyler, Joseph T Carlin: Double tapered surfactant waterflood oil recovery process. Texaco, Carl G Ries, Robert A Kulason, Jack H Park, November 11, 1980: US04232737 (9 worldwide citation)

Disclosed is an oil recovery process for recovering oil from subterranean formations containing relatively high salinity water, said process employing an aqueous surfactant fluid containing at least two surfactants, one primary anionic surfactant such as petroleum sulfonate and a solubilizing cosurf ...


9
Joseph T Carlin, James W Ware, Melvin E Mills Jr, Timothy N Tyler: Surfactant flooding oil recovery process. Texaco, Carl G Ries, Thomas H Whaley, Jack H Park, July 29, 1980: US04214999 (9 worldwide citation)

Disclosed is a novel aqueous surfactant-containing fluid suitable for use in surfactant flooding oil recovery processes, and an oil recovery process using the fluid. The fluid contains petroleum sulfonates alone or in combination with solubilizing co-surfactants such as ethoxylated alkyl or alkylary ...


10
Kenoth H Flournoy, Ricardo L Cardenas, Joseph T Carlin: Oil-in-water emulsion. Texaco, Carl G Ries, Thomas H Whaley, Walter D Hunter, July 31, 1979: US04162989 (8 worldwide citation)

A method for transporting viscous hydrocarbons which involves introducing into a pipeline or well-bore with the viscous hydrocarbons a solution containing (1) an anionic surfactant such as sodium tridecyl sulfate, sodium oleate, etc., or an oxyalkylated anionic surfactant of the sulfonate or sulfate ...