Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028035 | Method and device for purifying acetone/water mixtures by means of double-effect distillation | Thomas Krumrey | 2021-06-08 |
| 10889654 | Acylation process | Hans-Juergen Ehret | 2021-01-12 |
| 10104907 | Highly cohesive composite polymer materials, preparation thereof and, E.G., cigarette filters comprising same | Carsten Habeck, Jean-Francois Viot, Philippe Lapersonne | 2018-10-23 |
| 10106485 | Process for the manufacture of carboxylic anhydride | Thomas Krumrey, Dirk Hölter | 2018-10-23 |
| 10017449 | Process for the recovery of carboxylic acid and wood treatment process | Thomas Krumrey, Dirk Hölter | 2018-07-10 |
| 9856202 | Process for the recovery of carboxylic acid and wood treatment process | Thomas Krumrey | 2018-01-02 |
| 9656940 | Process for the recovery of acetic acid | Daniel Amoros, Mathias Brehelin, Thomas Krumrey | 2017-05-23 |