Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6109356 | Well completion tool having pressure relief capability incorporated therein and associated method | Ralph H. Echols | 2000-08-29 |
| 5676208 | Apparatus and methods of preventing screen collapse in gravel packing operations | — | 1997-10-14 |
| 5641023 | Shifting tool for a subterranean completion structure | Colby M. Ross, Dhirajlal C. Patel | 1997-06-24 |
| 5636691 | Abrasive slurry delivery apparatus and methods of using same | James D. Hendrickson, Dean S. O'Neal, Sidney J. Guillot | 1997-06-10 |