Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341647 | Porcess and apparatus for the production of high pressure nitrogen and oxygen | Yves Koeberle | 1994-08-30 |
| 5291737 | Process or apparatus for distilling air and application in feeding gas to a steel mill | Francois Camberlein, Jean-Louis Girault, Philippe Mazieres | 1994-03-08 |