Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8273915 | Process for preparing isocyanates | Bernd Rumpf, Michael Bock, Eckhard Stroefer | 2012-09-25 |
| 8231792 | Purification of ionic liquids | Harald Rust, Klemens Massonne, Veit Stegmann, Oliver Huttenloch, Jorg Heilek | 2012-07-31 |
| 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 |
| 7736598 | Reactor and method for producing chlorine from HCl | Lothar Seidemann, Olga Schubert, Martin Sesing, Eckhard Stroefer, Christian Walsdorff +1 more | 2010-06-15 |
| 7381851 | Method for producing formaldehyde | Gerhard Olbert, Thorsten Johann, Markus Weber, Neven Lang, Eckhard Ströfer +1 more | 2008-06-03 |
| 6962682 | Fixed-bed process for producing chlorine by catalytic gas-phase oxidation of hydrogen chloride | Christian Walsdorff, Christoph Adami, Eckhard Ströfer, Klaus Harth | 2005-11-08 |
| 6916953 | Integrated process for preparing isocyanates | Christian Walsdorff, Eckhard Ströfer, Klaus Harth, Jan Jacobs, Filip Deberdt | 2005-07-12 |