Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6207022 | Purification of crude (meth) acrylic acid | Toni Dockner, Gerhard Nestler, Holger Herbst, Helmut Lermer, Hans Martan +1 more | 2001-03-27 |
| 5945560 | Continuous preparation of alkyl esters of (meth) acrylic acid | Gabriele Iffland, Albrecht Dams, Alexander Weck, Heinrich Aichinger, Holger Herbst +1 more | 1999-08-31 |
| 5900125 | Continuous preparation of alkyl esters of (meth)acrylic acid and apparatus for this purpose | Karl Baur, Toni Dockner, Christiane Potthoff, Albrecht Dams | 1999-05-04 |
| 5883288 | Continuous preparation of alkyl esters of (meth)acrylic acid | Gabriele Iffland, Albrecht Dams, Alexander Weck, Heinrich Aichinger, Holger Herbst +4 more | 1999-03-16 |
| 5811574 | Continuous preparation of alkyl esters of (meth)acrylic acid and apparatus for this purpose | Karl Baur, Toni Dockner, Christiane Potthoff, Albrecht Dams | 1998-09-22 |
| 5763643 | Preparation of alkyl esters of (meth)acrylic acid | Karl Baur, Ulrich Annen, Michael Fried, Ulrich Rauh | 1998-06-09 |
| 5734074 | Continuous preparation of alkyl esters of (meth) acrylic acid | Toni Dockner, Karl Baur, Christiane Potthoff | 1998-03-31 |
| 5583086 | Cesium containing multimetal oxide catalyst compositions for the preparation of methacrolein by gas-phase-catalytic oxidation | Andreas Tenten, Hans-Peter Neumann | 1996-12-10 |
| 5453365 | Preparation of lactates | Hans-Josef Sterzel, Herbert Vogel, Detlef Kratz | 1995-09-26 |
| 5356460 | Removal of methacrolein from a gaseous mixture | Herbert Vogel, Gerd Bohner | 1994-10-18 |
| 5259147 | Granular abrasive material | Wolfgang Falz, Gunter Bigorajski | 1993-11-09 |