Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7954549 | Methods of using colloidal silica based gels | Gunnar Lende | 2011-06-07 |
| 7549475 | Systems for actuating a downhole tool | Thor Tjorswaag, Henry E. Rogers, Nichalos C. Braun, Brett Fears | 2009-06-23 |
| 5149370 | Well cement compositions having improved properties and methods | Audun Bjordal, Geir Solland | 1992-09-22 |