Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7344650 | Process for the working-up of waste waters containing aromatic nitro compounds | Thomas Knauf, Franz-Ulrich Von Gehlen, Wolfgang Dohmen | 2008-03-18 |
| 7326816 | Process for the production of nitrobenzene | Thomas Knauf, Franz-Ulrich Von Gehlen, Klaus Pilarczyk, Peter Drinda | 2008-02-05 |