Gravley; Wilton
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gravley; Wilton.The latest application filed is for "system of drilling deviated wellbores".
- Gravley; Wilton - Farmers Branch TX
- Gravley; Wilton - Carrollton TX
| Patent | Date |
|---|---|
| System of drilling deviated wellbores Grant 4,577,701 - Dellinger , et al. March 25, 1 | 1986-03-25 |
| Extended reach drilling method Grant 4,431,068 - Dellinger , et al. February 14, 1 | 1984-02-14 |
| Preventing buckling in drill string Grant 4,384,483 - Dellinger , et al. May 24, 1 | 1983-05-24 |
| Method and arrangement for improving cuttings removal and reducing differential pressure sticking of drill strings in wellbores Grant 4,361,193 - Gravley November 30, 1 | 1982-11-30 |
| Well drilling system Grant 4,156,467 - Patton , et al. May 29, 1 | 1979-05-29 |
| Logging-while-drilling Tool Grant 3,770,006 - Sexton , et al. November 6, 1 | 1973-11-06 |
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