Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044166 | Process for preparing pentamethylene 1,5-diisocyanate | Eckhard Stroefer, Wolfgang Siegel, Stephan Freyer, Oskar Zelder, Gerhard Schulz | 2011-10-25 |
| 7927080 | Method for operating a liquid ring compressor | Christian Müller, Martin Sesing, Oliver Huttenloch, Eckhard Stroefer | 2011-04-19 |