Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5337571 | Process and installation for the production of oxygen gas under high pressure by air distillation | Marc Ducrocq | 1994-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5337571 | Process and installation for the production of oxygen gas under high pressure by air distillation | Marc Ducrocq | 1994-08-16 |