Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372207 | Seismic prospecting method and device using a drill bit working in a well | Charles Naville, Philippe Staron, Guy Pignard | 1994-12-13 |
| 5353872 | System, support for carrying out measurings and/or servicings in a wellbore or in a well in the process of being drilled and uses thereof | — | 1994-10-11 |
| 5318125 | Method for continuing measurements after recovery of a measuring tool immobilized in a well | — | 1994-06-07 |
| 5318129 | Method and device for setting up sondes against the wall of a cased well | — | 1994-06-07 |
| 5305830 | Method and device for carrying out measurings and/or servicings in a wellbore or a well in the process of being drilled | — | 1994-04-26 |