Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826582 | Surface treatment process and device for heat exchangers | Jean P. Gaudin | 1989-05-02 |
| 4782863 | Removable shutter for an orifice accessible only through a narrow passage | Jean P. Cartry | 1988-11-08 |
| 4743054 | Device for the installation and retention of a shutter plate for an opening in an enclosure | — | 1988-05-10 |
| 4383500 | Drying unit for a steam generator especially in nuclear reactors | Christian Borrel | 1983-05-17 |