Issued Patents All Time
Showing 25 most recent of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12221402 | Method for the production of ethyleneamines | Barbara BECKER, Regine Helga Bebensee, Eva Koch, Johann-Peter Melder, Hermann Luyken +2 more | 2025-02-11 |
| 11339115 | Increasing the catalyst selectivity in the continuous hydrogenation of nitro compounds by adding ammonia | Barbara Wucher, Michael FRIKO, Christian Bechtold | 2022-05-24 |
| 11214535 | Method for producing ethyleneamines | Regine Helga Bebensee, Barbara BECKER, Eva Koch, Hermann Luyken, Johann-Peter Melder | 2022-01-04 |
| 11208373 | Method for the production of ethyleneamines | Barbara BECKER, Eva Koch, Johann-Peter Melder, Hermann Luyken | 2021-12-28 |
| 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, Juergen Bechtel +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, Juergen Bechtel +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 |
| 10780428 | Method for producing mechanically stable catalysts for hydrogenating carbonyl compounds, said catalysts and hydrogenating method | Barbara Wucher, Thomas Koelker, Michel Pepers, Ulf Brinkmann, Magnus Topphoff +1 more | 2020-09-22 |
| 10662141 | Process for hydrogenating toluenediamine (TDA) tar | Armin LANGE DE OLIVEIRA, Ines Lottenburger, Christian Bechtold | 2020-05-26 |
| 9981904 | Process for preparing primary amines using an unsupported cobalt catalyst | Christof Wilhelm Wigbers, Wolfgang Maegerlein, Thomas Krug, Johann-Peter Melder, Bernd Stein | 2018-05-29 |
| 9821300 | Process for producing an Si-bonded fluidized-bed catalyst | Joana Coelho Tsou, Sebastian Ahrens, Christian Schneider, Bilge Yilmaz, Robert Bayer +2 more | 2017-11-21 |
| 9687838 | Process for the regeneration of a supported noble metal catalyst | Barbara BECKER | 2017-06-27 |
| 9486796 | Process for producing an si-bonded fluidized-bed catalyst | Joana Coelho Tsou, Sebastian Ahrens, Christian Schneider, Bilge Yilmaz, Robert Bayer +2 more | 2016-11-08 |
| 9409154 | Process for producing Sn-comprising catalysts | Petr Kubanek, Joana Coelho Tsou, Heiko Baas | 2016-08-09 |
| 9352306 | Catalyst and process for removing oxygen from hydrocarbon streams | Alireza Rezai, Gauthier Luc Maurice Averlant, Petr Kubanek, Martin Dieterle | 2016-05-31 |
| 9139511 | Process for hydrogenating nitriles | Christof Wilhelm Wigbers, Christoph Müller, Wolfgang Mägerlein, Petr Kubanek, Johann-Peter Melder +2 more | 2015-09-22 |
| 9084983 | Catalyst and process for hydrogenating aromatics | Lucia Königsmann, Daniela Mirk, Michael Hesse, Martin Bock, Mario Emmeluth +1 more | 2015-07-21 |
| 9061961 | Method for direct amination of hydrocarbons to form amino hydrocarbons with the electrochemical separation of hydrocarbon | Petr Kubanek, Alexander Panchenko, Andreas Fischer | 2015-06-23 |
| 9040451 | Process for producing Sn-comprising catalysts | Petr Kubanek, Joana Coelho Tsou, Heiko Baas | 2015-05-26 |
| 8975460 | Process for preparing acetylene by the Sachsse-Bartholomé process | Lucia Königsmann, Maximilian Vicari, Dirk Großschmidt, Jürgen Michel | 2015-03-10 |
| 8962508 | Process for treating shaped catalyst bodies and shaped catalyst bodies having increased mechanical strength | Claudia Özkozanoglu | 2015-02-24 |
| 8846956 | Process for the preparation of cis-rose oxide | Lucia Königsmann | 2014-09-30 |
| 8809588 | Method for producing aromatic amines | Lucia Königsmann, Ekkehard Schwab, Michael Hesse, Christian Schneider, Celine Liekens +2 more | 2014-08-19 |
| 8779228 | Oligomerisation of olefins | Armin Ulonska | 2014-07-15 |
| 8779205 | Method for pre-treating hydroamination catalysts | Marcus Sigl | 2014-07-15 |