Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685173 | Process and plant for the production of a gas under pressure by cryogenic distillation | Yves Koeberle | 1997-11-11 |
| 5651271 | Process for the separation of a gas mixture by cryogenic distillation | Philippe Fraysse, Daniel Martin Rousseau | 1997-07-29 |