Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5446196 | Process for the production of isocyanates and for the continuous working-up of the residue | Hermann-Josef Benedix | 1995-08-29 |
| 4389344 | Process for separating solid 1,5- and/or 1,8-dinitroanthraquinone and liquid nitrobenzene | Axel Schaefer, Wolfgang Bender, Jorn Todt, Udo Oels | 1983-06-21 |