Patents per Year
Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678045 | Turbine tool | — | 1987-07-07 |
| 4553611 | Pressure drop regulator for downhole turbine | — | 1985-11-19 |
| 4434862 | Downhole turbine rotary drilling device | — | 1984-03-06 |
| 4432423 | Apparatus for extended straight line drilling from a curved borehole | Albert O. White | 1984-02-21 |
| 4380264 | Survey tool string | Scot L. Scurlock | 1983-04-19 |
| 4343369 | Apparatus for drilling straight portion of a deviated hole | Scot L. Scurlock, Edward A. Zublin | 1982-08-10 |
| 4333539 | Method for extended straight line drilling from a curved borehole | Albert O. White | 1982-06-08 |
| 4328839 | Flexible drill pipe | Scot L. Scurlock | 1982-05-11 |
| 4311340 | Uranium leeching process and insitu mining | Cheryl K. Rofer-DePoorter, Donald B. Buddecke, Edward A. Zublin | 1982-01-19 |