Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10077223 | Method for producing monoethylene glycol | Alexander Duefert, Rolf Pinkos, Michael REISER, Philipp Brüggemann | 2018-09-18 |
| 9145347 | Process for preparing deodorized 1,2-propanediol | Stephan Maurer, Roman Prochazka, Oliver Bey, Jochen Steiner, Jochem Henkelmann +2 more | 2015-09-29 |
| 9000213 | Process for coproducing di- and/or polyisocyanates and glycols | Michael Bock, Robert Baumann, Axel Franzke, Eckhard Stroefer | 2015-04-07 |
| 8933254 | Process for making ethylene oxide | Radwan Abdallah, Torsten Mäurer, Tobias Rosendahl, Frank Rosowski, Terry Mazanec +2 more | 2015-01-13 |
| 8814989 | Process for removing carbon dioxide (CO2) from a cycle gas system | Robin Thiele | 2014-08-26 |
| 8809596 | Method for producing deodorized 1,2-propanediol | Stephan Maurer, Roman Prochazka, Oliver Bey, Jochen Steiner, Jochem Henkelmann +2 more | 2014-08-19 |
| 8745995 | Process for heat integration by means of a refrigeration system | Thomas Borren, Jörg Schlecht, Frans Vansant | 2014-06-10 |
| 8580982 | Use of structured catalyst beds for preparing ethylene oxide | Georg Seeber, Torsten Mäurer, Dieter Köffer, Frank Rosowski | 2013-11-12 |
| 8293951 | Method for producing 1,2-propandiol by hydrogenation in at least three successive reactors | Jochem Henkelmann, Roman Prochazka, Oliver Bey, Stephan Maurer, Jochen Steiner +2 more | 2012-10-23 |
| 8273924 | Method for producing 1,2-propandiol by low-pressure hydrogenation of glycerine | Jochem Henkelmann, Roman Prochazka, Oliver Bey, Stephan Maurer, Jochen Steiner +3 more | 2012-09-25 |
| 8252962 | Method for producing 1,2-propandiol by hydrogenating glycerine in a two-step reactor cascade | Jochem Henkelmann, Roman Prochazka, Oliver Bey, Stephan Maurer, Jochen Steiner +4 more | 2012-08-28 |
| 7790937 | Process for the preparation of 1,2-propanediol | Jochem Henkelmann, Michael Becker, Jochen Buerkle, Peter Wahl, Stephen Maurer | 2010-09-07 |
| 6605192 | Method for producing highly pure monoethylene glycol | Till Adrian, Bernd Bessling, Hans Hasse, Frans Vansant | 2003-08-12 |
| 6514388 | Method for producing highly pure monoethylene glycol | Till Adrian, Bernd Bessling, Hans Hasse, Frans Vansant | 2003-02-04 |
| 6443170 | Cleaning apparatus for removing residues | Frans Vansant, Jozef de Hert, Dieter Köffer, Winfried Terjung | 2002-09-03 |
| 6397599 | Method for producing ethylene oxide by directly oxidizing ethylene with air or oxygen | Frans Vansant | 2002-06-04 |
| 6265625 | Isolation of glycols | Frans Vansant, Jozef de Hert, Dieter Köffer, Winfried Terjung | 2001-07-24 |