Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458200 | System for monitoring gas lift wells | David L. Lagerlef, Jerry L. Brady, Stephen Gerlek, Raymond Wydrinksi | 1995-10-17 |
| 5379845 | Method for setting a whipstock in a wellbore | Curtis G. Blount, Charles D. Hailey | 1995-01-10 |
| 5346017 | Method and apparatus for setting a whipstock | Curtis G. Blount, Charles D. Hailey | 1994-09-13 |
| 5287921 | Method and apparatus for setting a whipstock | Curtis G. Blount, Charles D. Hailey | 1994-02-22 |
| 5277251 | Method for forming a window in a subsurface well conduit | Curtis G. Blount, Charles D. Hailey | 1994-01-11 |
| 5265675 | Well conduit cutting and milling apparatus and method | David D. Hearn, Stephen Ward, Charles D. Hailey | 1993-11-30 |