Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7776288 | Charging device for a tubular reactor | Michael Hoffman | 2010-08-17 |
| 7622412 | Method for regenerating a hydrogenation catalyst | Thomas Hill, Mathias Haake | 2009-11-24 |
| 7615513 | Use of a multi-layer catalyst for producing phthalic anhydride | Christian Guckel, Marvin Estenfelder, Werner Pitschi | 2009-11-10 |
| 7592293 | Method for producing a multi-layer catalyst for obtaining phthalic anhydride | Christian Guckel, Marvin Estenfelder, Werner Pitschi | 2009-09-22 |