Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351534 | Method and device for production logging in a gushing well | — | 1994-10-04 |
| 5348094 | Device and method for pumping a viscous liquid comprising injecting a thinning product, application to horizontal wells | Henri Cholet | 1994-09-20 |