| 11339115 |
Increasing the catalyst selectivity in the continuous hydrogenation of nitro compounds by adding ammonia |
Thomas Heidemann, Michael FRIKO, Christian Bechtold |
2022-05-24 |
| 10780428 |
Method for producing mechanically stable catalysts for hydrogenating carbonyl compounds, said catalysts and hydrogenating method |
Thomas Heidemann, Thomas Koelker, Michel Pepers, Ulf Brinkmann, Magnus Topphoff +1 more |
2020-09-22 |
| 10562009 |
Method for producing ruthenium/iron/carbon carrier catalysts |
Bernd Bastian Schaack, Helmut Wanisch, Sabine Huber |
2020-02-18 |
| 10538478 |
Catalyst modification with alkali metal, alkaline earth metal or rare earth metal ions in the continuous liquid-phase hydrogenation of nitro compounds |
Armin LANGE DE OLIVEIRA, Christian Bechtold, Michael FRIKO, Renate Hempel |
2020-01-21 |
| 9873658 |
Process for hydrogenating 4,4′-methylenedianiline |
Andreas Weickgenannt, Bernd Bastian Schaack, Alexander Panchenko, Frank Hettche, Martin Bock +2 more |
2018-01-23 |