Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6874571 | Spiral heat exchangers | — | 2005-04-05 |
| 5718288 | Method of cementing deformable casing inside a borehole or a conduit | Eric Bertet, Jean-Louis Saltel, Frederic Signori | 1998-02-17 |
| 5695008 | Preform or matrix tubular structure for casing a well | Eric Bertet, Jean-Louis Saltel, Frederic Signori | 1997-12-09 |
| 5494106 | Method for sealing between a lining and borehole, casing or pipeline | Jean-Louis Saltel, Frederic Signori | 1996-02-27 |