Inventor

CHANEY MARY B

US2 patents

Patents

2 patents

US4493370AJan 15, 1985

Urea as a cosurfactant in enhanced oil recovery processes

PHILLIPS PETROLEUM CO7 citations69

US4490263ADec 25, 1984

N,N-Disubstituted amide cosurfactants in enhanced oil recovery processes

PHILLIPS PETROLEUM CO5 citations58