Inventor
WHITTINGTON LAWRENCE E
US20 patents
⚠️ This page may combine multiple inventors who share the name “WHITTINGTON LAWRENCE E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXACO INC
16 patentsUS4739040AApr 19, 1988
Surfactants from lignin
TEXACO INC57 citations94
US4790382ADec 13, 1988
Alkylated oxidized lignins as surfactants
TEXACO INC33 citations91
US4739041AApr 19, 1988
Alkylated oxidized lignins as surfactants
TEXACO INC27 citations91
US4276933AJul 7, 1981
Surfactant waterflood method for the recovery of oil
TEXACO INC25 citations82
US5169559ADec 8, 1992
Method for forming a high viscosity gel
TEXACO INC21 citations81
US4299284ANov 10, 1981
High sweep efficiency enhanced oil recovery process
TEXACO INC23 citations81
US4787454ANov 29, 1988
Recovering hydrocarbons with surfactants from lignin
TEXACO INC20 citations80
US4277352AJul 7, 1981
Demulsification of emulsions produced from surfactant recovery operations and recovery of surfactants therefrom
TEXACO INC22 citations77
US5100567AMar 31, 1992
Shear-thickening solutions with hydroxypropyl cellulose
TEXACO INC16 citations73
US5076361ADec 31, 1991
Gel method for decreasing permeability around a wellbore
TEXACO INC16 citations73
US4319636AMar 16, 1982
Surfactant waterflood oil recovery process
TEXACO INC18 citations73
US4721161AJan 26, 1988
Method for decreasing permeability around a wellbore
TEXACO INC10 citations72
US4161218AJul 17, 1979
High conformance enhanced oil recovery process
TEXACO INC8 citations72
US4159037AJun 26, 1979
High conformance oil recovery process
TEXACO INC16 citations72
US4161982AJul 24, 1979
High conformance enhanced oil recovery process
TEXACO INC6 citations61
US4281714AAug 4, 1981
Lithium salts as additives in petroleum recovery processes
TEXACO INC1 citations47