Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780387 | Process for the preparation of ammonia | Michael Boe | 2004-08-24 |
| 6764668 | Process for the preparation of ammonia and ammonia synthesis gas | — | 2004-07-20 |
| 6673732 | Process for catalytic ammonia production—preparation and recovery of ammonia synthesis catalyst | Martin Muhler, Olaf Hinrichsen, Hubert Bielawa | 2004-01-06 |