Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4913232 | Method of isolating production zones in a well, and apparatus for implementing the method | Andre Cheymol, Alain G. Basse, Francois C. Gueuret | 1990-04-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4913232 | Method of isolating production zones in a well, and apparatus for implementing the method | Andre Cheymol, Alain G. Basse, Francois C. Gueuret | 1990-04-03 |