Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9696087 | Method and apparatus for separating air by cryogenic distillation | Benoit Davidian, Richard Dubettier-Grenier | 2017-07-04 |
| 9644533 | Method and apparatus for supplying a combustion chamber with nitrogen | Richard Dubettier-Grenier, Sylvain Gerard | 2017-05-09 |