Korstad; Ralph J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Korstad; Ralph J..The latest application filed is for "method for preconditioning a subterranean oil-bearing formation prior to in-situ combustion".
- Korstad; Ralph J. - Austin TX
- Korstad; Ralph J. - Bellaire TX
- Korstad; Ralph J. - Houston TX
| Patent | Date |
|---|---|
| Method for preconditioning a subterranean oil-bearing formation prior to in-situ combustion Grant 4,194,562 - Bousaid , et al. March 25, 1 | 1980-03-25 |
| High vertical conformance steam drive oil recovery method Grant 4,166,503 - Hall , et al. September 4, 1 | 1979-09-04 |
| High vertical conformance steam drive oil recovery method Grant 4,166,501 - Korstad , et al. September 4, 1 | 1979-09-04 |
| High vertical conformance steam drive oil recovery method Grant 4,166,502 - Hall , et al. September 4, 1 | 1979-09-04 |
| High vertical and horizontal conformance viscous oil recovery method Grant 4,124,071 - Allen , et al. November 7, 1 | 1978-11-07 |
| Method For Initiating In-situ Combustion Grant 3,774,682 - Bousaid , et al. November 27, 1 | 1973-11-27 |
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