Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125090 | Process for preparation of di- and polyamines of the diphenylmethane series | Stefan Wershofen, Klaus-Gerd Gruner, Volker Hartjes | 2018-11-13 |
| 10125091 | Process for preparation of di- and polyamines of the diphenylmethane series | Stefan Wershofen, Klaus-Gerd Gruner, Volker Hartjes | 2018-11-13 |
| 10023524 | Process for producing nitrobenzene | Peter Drinda | 2018-07-17 |
| 9896407 | Exhaust gas cleaning in a method for continuously producing dinitrotoluene | Jurgen Munnig, Wolfgang Lorenz, Bernd Pennemann | 2018-02-20 |