Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6399703 | Method for the continuous production of thermoplastic molding materials | Wolfgang Fischer, Eugen-Walter Büchner, Hermann Gausepohl, Christian Schade | 2002-06-04 |
| 5902918 | Catalyst and catalytic oxidative dehydrogenation of alkylaromatics and paraffins | Alfred Hagemeyer, Gunter Lauth, Thomas Lautensack | 1999-05-11 |
| 5895829 | Preparation of olefinically unsaturated compounds, in particular sytrene, by catalytic oxidation | Wolfgang Jürgen Pöpel, Alfred Hagemeyer, Wolfgang Buchele, Wolfgang Hoffmann | 1999-04-20 |
| 5856605 | Dehydrogenation of ethylbenzene | Wilhelm Ruppel, Uwe Behling, Dieter Biedenkapp | 1999-01-05 |
| 5780700 | Catalytic oxidative dehydrogenation of alkylaromatics and paraffins | Alfred Hagemeyer, Thomas Lautensack, Otto Watzenberger | 1998-07-14 |
| 5691262 | Regeneration of catalysts used in oxidative dehydrogenation of alkylaromatics and paraffins | Alfred Hagemeyer, Otto Watzenberger | 1997-11-25 |
| 5658538 | Reactor for carrying out gas-phase reactions using heterogeneous catalysts | Uwe Behling | 1997-08-19 |
| 5559066 | Preparation of iron-, potassium- and cerium-containing catalysts | Wolfgang Juergen Poepel, Gregor Tremmel, Wolfgang Buechele, Hermann Petersen | 1996-09-24 |