Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028035 | Method and device for purifying acetone/water mixtures by means of double-effect distillation | Andreas Hummel | 2021-06-08 |
| 10793305 | Method for producing a packed filter tow bale | Dietmar Kern | 2020-10-06 |
| 10106485 | Process for the manufacture of carboxylic anhydride | Andreas Hummel, Dirk Hölter | 2018-10-23 |
| 10017449 | Process for the recovery of carboxylic acid and wood treatment process | Andreas Hummel, Dirk Hölter | 2018-07-10 |
| 9856202 | Process for the recovery of carboxylic acid and wood treatment process | Andreas Hummel | 2018-01-02 |
| 9656940 | Process for the recovery of acetic acid | Daniel Amoros, Mathias Brehelin, Andreas Hummel | 2017-05-23 |
| 8769785 | Method for producing multiple fibre strips in parallel and apparatus for executing said method | Dieter Ruf, Martin Moser | 2014-07-08 |
| 7087795 | Method for the production of aldehydes | Kurt Schalapski, Robert Rapier, John Steinbach, Bak Shah, Mark Hewlett | 2006-08-08 |