Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7211691 | Heterogeneously catalyzed partial gas phase oxidation of propene to acrolein | Jochen Petzoldt, Martin Dieterle, Heiko Arnold, Wilhelm Ruppel | 2007-05-01 |
| 7211692 | Long-term operation of a heterogeneously catalyzed gas phase partial oxidation of propene to acrylic acid | Martin Dieterle, Jochen Petzoldt | 2007-05-01 |
| 7208636 | Preparation of acrolein by heterogeneously catalyzed partial gas phase oxidation of propene | Jochen Petzoldt | 2007-04-24 |
| 7179875 | Method for producing water-absorbent resins | Eberhard Fuchs, Hans Martan, Gerhard Nestler | 2007-02-20 |
| 7176335 | Method for producing methacrolein from isobutane | Silke Berndt, Goetz-Peter Schindler, Frank Rosowski, Jochen Petzoldt | 2007-02-13 |
| 7164039 | Heterogeneously catalyzed partial gas phase oxidation of propene to acrylic acid | Jochen Petzoldt, Martin Dieterle, Heiko Arnold, Wilhelm Ruppel | 2007-01-16 |
| 7157598 | Method for producing an aqueous alkali acrylate solution | Eberhard Fuchs, Hans Martan | 2007-01-02 |
| 7157597 | Heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid | Martin Dieterle, Jochen Petzoldt, Heiko Arnold, Wilhelm Ruppel | 2007-01-02 |
| 7154009 | Long-term operation of a heterogeneously catalyzed gas phase partial oxidation of propene to acrolein | Martin Dieterle, Jochen Petzoldt | 2006-12-26 |
| 7129376 | Method for the production of a purified melt of at least one monomer | Ulrich Hammon, Bernd Eck, Dieter Baumann, Joerg Heilek | 2006-10-31 |
| 7038080 | Heterogeneously catalyzed gas-phase partial oxidation of acrolein to acrylic acid | Martin Dieterle, Frieder Borgmeier, Hartmut Hibst | 2006-05-02 |
| 7019176 | Heterogeneously catalyzed partial gas phase oxidation of propene to acrolein | Martin Dieterle, Jochen Petzoldt | 2006-03-28 |