Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815769 | Process for the preparation of di- and polyamines from the diphenylmethane series | Thomas Knauf, Klaus-Gerd Gruner, Esteve Obis Torruella | 2017-11-14 |
| 9701617 | Process for producing diamines and polyamines of the diphenylmethane series | Heinz Muller, Richard Adamson, Fritz Pohl, Knut Sommer | 2017-07-11 |
| 9695115 | Method for producing isocyanates | Rainer Bruns, Wolfgang Lorenz, Andreas Rausch, Tim Loddenkemper | 2017-07-04 |
| 9593075 | Method for producing isocyanates | Rainer Bruns, Wolfgang Lorenz, Andreas Rausch, Tim Loddenkemper | 2017-03-14 |