Inventor · disambiguated record
Ralph J. Korstad
Also filed as: BROWN ALFRED · KORSTAD RALPH J
6 granted patents·138 citations·filing 1977–1980
85Inventor score
Technology areasE21B
Files withTEXACO INC6
Top patents by PatentIndex Score
6 records- 0172US4194562AMethod for preconditioning a subterranean oil-bearing formation prior to in-situ combustionTEXACO INC·Filed 1978·Granted Mar 25, 1980·36 cites·8 claims
- 0267US4124071AHigh vertical and horizontal conformance viscous oil recovery methodTEXACO INC·Filed 1977·Granted Nov 7, 1978·28 cites·13 claims
- 0366US4166503AHigh vertical conformance steam drive oil recovery methodTEXACO INC·Filed 1978·Granted Sep 4, 1979·27 cites·21 claims
- 0464US4166501AHigh vertical conformance steam drive oil recovery methodTEXACO INC·Filed 1978·Granted Sep 4, 1979·25 cites·16 claims
- 0555US4166502AHigh vertical conformance steam drive oil recovery methodTEXACO INC·Filed 1978·Granted Sep 4, 1979·19 cites·20 claims
- 0626US4366863AEnhanced oil recovery operationsTEXACO INC·Filed 1980·Granted Jan 4, 1983·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →