Whittington; Lawrence E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Whittington; Lawrence E..The latest application filed is for "method for forming a high viscosity gel".
- Whittington; Lawrence E. - Katy TX
| Patent | Date |
|---|---|
| Method for forming a high viscosity gel Grant 5,169,559 - Naae , et al. December 8, 1 | 1992-12-08 |
| Use of lignin/amine/surfactant blends in enhanced oil recovery Grant 5,114,599 - Debons , et al. * May 19, 1 | 1992-05-19 |
| Use of lignin/amine/surfactant blends in enhanced oil recovery Grant 4,822,501 - Debons , et al. April 18, 1 | 1989-04-18 |
| Alkylated oxidized lignins as surfactants Grant 4,790,382 - Morrow , et al. December 13, 1 | 1988-12-13 |
| Alkylated oxidized lignins as surfactants Grant 4,739,041 - Morrow , et al. April 19, 1 | 1988-04-19 |
| Surfactants from lignin Grant 4,739,040 - Naae , et al. April 19, 1 | 1988-04-19 |
| Surfactant waterflood oil recovery process Grant 4,319,636 - Kudchadker , et al. March 16, 1 | 1982-03-16 |
| High conformance enhanced oil recovery process Grant 4,161,982 - Schievelbein , et al. July 24, 1 | 1979-07-24 |
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