Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8378164 | Method for obtaining aromatic hydrocarbons from a hydrocarbon mixture | Petra Deckert | 2013-02-19 |
| 8361280 | Process for distillatively obtaining pure 1,3-butadiene from crude 1,3-butadiene | Harry Zachmann, Eberhardt Gaffron, Bernd Heida, Michael Jäger | 2013-01-29 |
| 8362314 | Method for obtaining aromatic hydrocarbons from a hydrocarbon mixture | Petra Deckert | 2013-01-29 |
| 7253308 | Method for catalytic phase oxidation to (meth) acrolein and/or (meth) acrylic acid | Claus Hechler, Otto Machhammer, Gerhard Olbert, Peter Zehner | 2007-08-07 |
| 6670303 | Catalyst having a bimodal pore radius distribution | Daniel Heineke, Klaus Harth | 2003-12-30 |
| 6624315 | Method of gas phase catalytic oxidation to give maleic acid anhydride | Peter Zehner, Otto Machhammer, Claus Hechler, Alexander Weck, Gerhard Olbert | 2003-09-23 |
| 5969195 | Hydrolysis of alkyl monohalides | Gerhard Fahrbach, Werner Neumann | 1999-10-19 |
| 5731483 | Recycling of plastics in a steam cracker | Helmut Woerz, Ruediger Kotkamp, Andreas Fried | 1998-03-24 |
| 5326927 | Recovery of a useful polymerizable fraction | Gerd Wunsch, Helmut Woerz, Andreas Fried, Ruediger Kotkamp | 1994-07-05 |
| 5073650 | Preparation of 1,4-butanediol | Hans-Juergen Gosch, Rolf Fischer, Wolfgang Harder, Claus Hechler | 1991-12-17 |