Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8673158 | Process for cleaning wastewaters from melamine plants | Christoph Neumüller, Thomas Allan Wallek | 2014-03-18 |
| 7741481 | Method for producing pure melamine | — | 2010-06-22 |
| 7678267 | Thermal water treatment device | Christoph Neumüller, Frank Schröder | 2010-03-16 |
| 7445722 | Thermal water treatment method | Christoph Neumüller, Frank Schröder | 2008-11-04 |
| 7176309 | Method for producing melem-free melamine and quenching agents | Frank Schröder, Christoph Neumüller, Ferdinand Koglgruber, Hans Wagner | 2007-02-13 |