Inventor
SIMPSON RICHARD S
US4 patents
Patents
4 patentsUS4849687AJul 18, 1989
Steam quality monitoring means and method
TEXACO INC31 citations91
US4730161AMar 8, 1988
Dual frequency well logging system for determining the water resistivity and water saturation of an earth formation
TEXACO INC33 citations91
US4774471ASep 27, 1988
Complex dielectric constant well logging means and method for determining the water saturation and the water resistivity of an earth formation
TEXACO INC14 citations72
US4794380ADec 27, 1988
Means and method for determining the rotation direction of an oil well pumping unit crank arm
TEXACO INC2 citations51