Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344554 | Downflow fluid catalytic cracking process and apparatus | Frederic Hoffmann, Pierre Galtier | 1994-09-06 |
| 5324696 | Process and heat exchange apparatus for solid particles for double regeneration in catalytic cracking | Regis Bonifay, Frederic Hoffmann, Thierry Gauthier | 1994-06-28 |