Inventor
ANDERSON DONALD J
11 patents
⚠️ This page may combine multiple inventors who share the name “ANDERSON DONALD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHEVRON RES
8 patentsUS4037658AJul 26, 1977
Method of recovering viscous petroleum from an underground formation
CHEVRON RES222 citations98
US3994340ANov 30, 1976
Method of recovering viscous petroleum from tar sand
CHEVRON RES316 citations97
US3994341ANov 30, 1976
Recovering viscous petroleum from thick tar sand
CHEVRON RES289 citations95
US4368781AJan 18, 1983
Method of recovering viscous petroleum employing heated subsurface perforated casing containing a movable diverter
CHEVRON RES38 citations92
US4008765AFeb 22, 1977
Method of recovering viscous petroleum from thick tar sand
CHEVRON RES47 citations91
US5024275AJun 18, 1991
Method of recovering hydrocarbons using single well injection/production system
CHEVRON RES22 citations89
US4120357AOct 17, 1978
Method and apparatus for recovering viscous petroleum from thick tar sand
CHEVRON RES25 citations81
US4480695ANov 6, 1984
Method of assisting surface lift of heated subsurface viscous petroleum
CHEVRON RES17 citations73