Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415780 | Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanates | Sven Titlbach, Andreas KUSCHEL, Carlos LIZANDARA, Stephan Schunk, Joerg ROTHER +6 more | 2025-09-16 |
| 11512046 | Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanates | Sven Titlbach, Andreas KUSCHEL, Carlos LIZANDARA, Stephan Schunk, Joerg ROTHER +6 more | 2022-11-29 |
| 11104637 | Process for the conversion of monoethanolamine to ethylenediamine employing a copper-modified zeolite of the MOR framework structure | Andrei-Nicolae Parvulescu, Alvaro Gordillo, Marie Katrin Schroeter, Johann-Peter Melder, Thomas Heidemann +2 more | 2021-08-31 |
| 11091425 | Process for the conversion of ethylene glycol to ethylenediamine employing a zeolite catalyst | Andrei-Nicolae Parvulescu, Alvaro Gordillo, Marie Katrin Schroeter, Johann-Peter Melder, Thomas Heidemann +2 more | 2021-08-17 |
| 10836704 | Method for producing ethanolamines and/or ethyleneamines | Marie Katrin Schroeter, Alvaro Gordillo, Andrei-Nicolae Parvulescu, Johann-Peter Melder, Carlos LIZANDARA PUEYO +3 more | 2020-11-17 |
| 10774034 | Process for the conversion of ethylene oxide to monoethanolamine and ethylenediamine employing a zeolite | Alvaro Gordillo, Andrei-Nicolae Parvulescu, Armin LANGE DE OLIVEIRA, Andreas KUSCHEL, Johannes Lieberknecht +3 more | 2020-09-15 |
| 9228985 | Device and method for testing catalysts with variable process pressure adjustment | Armin LANGE DE OLIVEIRA, Michael Dejmek, Oliver Koechel | 2016-01-05 |