Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9315479 | Process for preparing pyrrolidine | Roland Bou Chedid, Johann-Peter Melder, Roman Dostalek, Aik Meam Tan | 2016-04-19 |
| 9174201 | Method for the continuous production of an amine using an aluminum—copper catalyst | Martin Ernst, Bernd Stein, Steffen Maas, Thorsten Johann, Johann-Peter Melder | 2015-11-03 |
| 9096497 | Process for preparing EDDN and EDMN | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-08-04 |
| 9012638 | Process for preparing EDDN and/or EDMN by conversion of FACH and EDA | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-04-21 |
| 8952156 | Process for working up reaction outputs from the hydrogenation of EDDN or EDMN | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-02-10 |
| 8946459 | Process for preparing EDDN and/or EDMN by reacting EDFA and/or EDMFA with HCN | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-02-03 |
| 8772548 | Reaction of glycolaldehyde with an aminating agent | Wolfgang Mägerlein, Johann-Peter Melder, Jan Eberhardt, Thomas Krug, Mirko Kreitschmann | 2014-07-08 |
| 8766010 | Method for distilling mixtures comprising ethylenediamine, N-methylethylenediamine, and water, and mixtures of ethylenediamine and N-methylethylenediamine having a low content of N-methylethylenediamine obtainable thereby | Michael Jödecke, Randolf Hugo | 2014-07-01 |
| 8742174 | Method for preparing higher ethanolamines | Wolfgang Mägerlein, Johann-Peter Melder, Jan Eberhardt, Thomas Krug, Mirko Kreitschmann | 2014-06-03 |
| 7351860 | Method and device for producing formic acid formates and use of said formates | Christoph Adami, Jorn Karl, Alexander Hauk, Ralf Böhling, Robert W. Lenz | 2008-04-01 |
| 7323593 | Method and device for producing formates and the use thereof | Christoph Adami, Jorn Karl, Alexander Hauk, Ralf Böhling, Robert W. Lenz | 2008-01-29 |
| 7253316 | Flexible method for the joint production of (i) formic acid, (ii) a carboxylic acid comprising at least two carbon atoms and/or the derivatives thereof, and (iii) a carboxylic acid anhydride | Kai Michael Exner, Wolfram Stuer, Elke Geissler, Otto Machhammer | 2007-08-07 |
| 6992212 | Felxible method for the common production of formic acid, a carboxylic acid having at least two carbon atoms, and/or the derivatives of the same | Peter Zehner, Wolfram Stuer | 2006-01-31 |