Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570026 | Method for producing phthalic anhylic anhydride according to specifications | Werner Peschel, Bernd Bessling, Peter Reuter, Bernhard Ulrich, Jean Werner Knab +2 more | 2003-05-27 |
| 6528683 | Method for producing shell catalysts for the catalytic vapor-phase oxidation of aromatic hydrocarbons and catalysts obtained in such a manner | Thomas Heidemann, Frank Rosowski, Gerd Linden, Michael Seufert, Gerhard Hefele | 2003-03-04 |