Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12285749 | Zoned reactor for the reforming of NH3 | Elias Christopher FREI, Matthias Felischak, Lukasz Karwacki, Peter Heidebrecht | 2025-04-29 |
| 8466320 | Method for the recovery of mineral acids from saline solutions | Veronika Wloka, Torsten Mattke, Carsten Knösche, Daniel Breuninger | 2013-06-18 |
| 7601861 | Method for producing alkylaryl compounds and alkylaryl sulphonates | Regina Benfer, Marco Bosch, Thomas Narbeshuber, Ulrich Steinbrenner, Juergen Stephan | 2009-10-13 |
| 7351311 | Method for purifying tetrahydrofuran by distillation | Gunther Windecker, Alexander Weck, Rolf Fischer, Markus Rösch, Michael Hesse +2 more | 2008-04-01 |
| 7307040 | Method for the selective production of tetrahydrofuran by hydrogenating maleic acid anhydride | Stephan Schlitter, Holger Borchert, Michael Hesse, Markus Schubert, Rolf Fischer +3 more | 2007-12-11 |
| 7271299 | Two-stage method for producing butanediol with intermediated separation of succinic anhydride | Michael Hesse, Stephan Schlitter, Holger Borchert, Markus Schubert, Markus Rösch +4 more | 2007-09-18 |
| 7230141 | Method for producing toluol derivatives | Rolf Fischer, Thomas Nöbel, Markus Rösch | 2007-06-12 |
| 7217847 | Method for the production of optically active 2-amino 2-chloro, 2 hydroxy or 2-alkoxy-1-alcohols | Rolf Fischer | 2007-05-15 |
| 7193091 | Method for the simultaneous production of tetrahydrofurans and pyrrolidones | Rolf Fischer, Markus Rösch, Alexander Weck, Gunther Windecker, Michael Hesse +2 more | 2007-03-20 |
| 7169958 | Method for the production of 1,4- butane-diol by combined gas-phase and liquid-phase hydrogenation | Michael Hesse, Stephan Schlitter, Holger Borchert, Markus Schubert, Markus Rösch +4 more | 2007-01-30 |
| 7154011 | Method for the production of 1,4- butanediol | Michael Hesse, Stephan Schlitter, Holger Borchert, Markus Schubert, Markus Rösch +4 more | 2006-12-26 |