Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8974584 | Gas scrubber having an integrated heat exchanger | Frank Castillo-Welter, Christoph Steden, Dominic Walter, Georg Ehring | 2015-03-10 |
| 8431696 | Method for continuously producing melamine | Frank Castillo-Welter, Christoph Steden, Dominic Walter, Georg Ehring | 2013-04-30 |
| 8058428 | Method for producing melamine | Jürgen Eberhardt, Arne Schadt | 2011-11-15 |
| 7977479 | Method for producing melamine with heat recovery | Jürgen Eberhardt, Arne Schadt | 2011-07-12 |