Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9308515 | Optimized introduction of the starting materials for a process for preparing aromatic amines by hydrogenation of nitroaromatics | Gerrit Waters, Andreas Raichle, Markus Hiller, Peter Renze, Michael Herrich +7 more | 2016-04-12 |
| 9079822 | Process for the preparation of nitrated aromatics and mixtures thereof | Wolfgang Mackenroth, Eckhard Stroefer, Wolfgang Voigt, Frank Bok | 2015-07-14 |
| 8895783 | Monitoring of the stoichiometric ratio in the reaction of nitroaromatics with hydrogen | Andreas Raichle, Stefanie Haase, Holgar Braunsberg, Ulrich Penzel, Samuel Neto | 2014-11-25 |
| 8835688 | Optimized introduction of the starting materials for a process for preparing aromatic amines by hydrogenation of nitroaromatics | Gerrit Waters, Andreas Raichle, Markus Hiller, Peter Renze, Michael Herrich +7 more | 2014-09-16 |
| 8609899 | Process for preparing toluenediamine by hydrogenation of dinitrotoluene | Andreas Raichle, Joana Coelho Tsou, Samuel Neto, Ulrich Penzel, Steffen Oehlenschlaeger +3 more | 2013-12-17 |
| 7851661 | Method for producing dinitrotoluene | Wolfgang Mackenroth, Heinrich Hermann, Peter Konieczny, Juergen Gebauer | 2010-12-14 |
| 7449610 | Method for extracting nitrocresols from waste water produced in the manufacture of mononitrotoluene and use of said extract | Holger Allardt, Reinhard Tonder, Reiner Reetz, Michael Reichelt | 2008-11-11 |