Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10343975 | Coupling of distillative purification with a partial condenser for pre-purification of isophoronediamine | Anne Rittsteiger, Alexander Martin Rüfer, Guido Streukens, Stephan Kohlstruk, Matthias Orschel +3 more | 2019-07-09 |
| 9035102 | Hydrolysis of the residues obtained in the production of isophorone to recover isophorone and acetone | Joerg-Joachim Nitz, Stephan Kohlstruk, Robert Jansen, Matthias Orschel, Andreas Merkel +5 more | 2015-05-19 |