Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316628 | Process and device for the simultaneous transfer of material and heat | Jean-Claude Collin, Joseph Larue, Jean-Charles Viltard | 1994-05-31 |
| 5288370 | Process for the separation of butenes and butanes by extractive distillation | Lionel Asselineau | 1994-02-22 |