Inventor
WIDMYER RICHARD H
12 patents
Patents
12 patentsUS4532986AAug 6, 1985
Bitumen production and substrate stimulation with flow diverter means
TEXACO INC92 citations95
US4273187AJun 16, 1981
Petroleum recovery chemical retention prediction technique
TEXACO INC81 citations94
US4452309AJun 5, 1984
Method and means for uniformly distributing both phases of steam on the walls of a well
TEXACO INC20 citations81
US4088188AMay 9, 1978
High vertical conformance steam injection petroleum recovery method
TEXACO INC20 citations81
US4034812AJul 12, 1977
Method for recovering viscous petroleum from unconsolidated mineral formations
TEXACO INC23 citations81
US4278128AJul 14, 1981
Petroleum recovery chemical retention prediction technique
TEXACO INC23 citations80
US4353417AOct 12, 1982
Method for producing a well in an unconsolidated formation
TEXACO INC7 citations73
US4109723AAug 29, 1978
Thermal oil recovery method
TEXACO INC10 citations73
US4109722AAug 29, 1978
Thermal oil recovery method
TEXACO INC16 citations72
US4353419AOct 12, 1982
Method for manufacturing a well production and sand screen assembly
TEXACO INC3 citations62
US4350203ASep 21, 1982
Well production system to prevent cave-in and sloughing in unconsolidated formations
TEXACO INC5 citations62
US4304302ADec 8, 1981
Method for injecting a two phase fluid into a subterranean reservoir
TEXACO INC6 citations61