Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707002 | Method and device for connecting a submersible element to an enclosure under very high pressure | Andre Boissier, Michel Decaudin | 1987-11-17 |
| 4527415 | Apparatus for checking the set pressure of a safety valve | — | 1985-07-09 |
| 4364541 | Isolating device for calibrated safety valve | Francois Gemignani | 1982-12-21 |
| 4321945 | Damped fluid pressure relief valve | — | 1982-03-30 |