| 9630866 |
Process for workup of NOx-containing offgases from wastewater streams of nitration plants |
Ruediger Fritz, Renate Hempel, Holger Allardt, Reiner Reetz |
2017-04-25 |
| 8981155 |
Process for preparing aromatic amines |
Stefanie Haase, Dusko Kadijevic, Anne-Kathrin Merten, Andreas Raichle, Alexander Schocker +3 more |
2015-03-17 |
| 8853443 |
Process for preparing an isocyanate |
Daniel Breuninger, Johannes Adam, Heiner Schelling, Eckhard Stroefer, Markus Kraemer +3 more |
2014-10-07 |
| 8710267 |
Process for preparing MDA via the stage of the aminal |
Eckhard Stroefer, Kai Thiele, Johnny Moors, Jon S. Speier |
2014-04-29 |
| 8614352 |
Method for producing color-stable MDA and MDI |
Eckhard Stroefer, Heiner Schelling, Robert Reinhardt, Daniel Breuninger, Markus Kraemer +2 more |
2013-12-24 |
| 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 |
| 8529771 |
Acidic sludge adsorption of DNT wastewaters |
Ruediger Fritz, Renate Hempel, Anne-Kathrin Merten, Doris Zschieschang, Ina Homann +4 more |
2013-09-10 |
