Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7253311 | Method for the production of acrylic acid by heterogeneously-catalysed gas-phase oxidation | Gerhard Nestler | 2007-08-07 |
| 7155801 | Method for releasably connecting a column plate to a supporting ring in a column via a clamp | Ulrich Hammon | 2007-01-02 |
| 7150809 | Thermal separating process | Volker Diehl, Ulrich Jaeger, Ulrich Hammon, Steffen Rissel | 2006-12-19 |
| 7119224 | Preparation of (METH) acrylic acid and (METH) acrylic esters | Frank Hoefer, Sylke Haremza, Gerhard Wagenblast, Volker Schliephake, Ulrich Jaeger +2 more | 2006-10-10 |
| 7118654 | Riser base | Ulrich Hammon | 2006-10-10 |
| 7109374 | Method for the continuous extraction of (meth)acrylic acid | Otto Machhammer, Christoph Adami, Claus Hechler, Volker Schliephake, Joachim Thiel +1 more | 2006-09-19 |
| 7109328 | Method for producing acrylic acid | Ulrich Hammon | 2006-09-19 |
| 7078561 | Preparation of (meth)acrylic esters | — | 2006-07-18 |
| 7041845 | Process for preparing optically active dihydropyrones | Burkhard Jaeger, Markus Sauter | 2006-05-09 |
| 5468871 | Preparation of N-substituted pyrazoles | Klaus Ebel, Carsten Groening, Toni Dockner, Hans Rupert Merkle | 1995-11-21 |
| 5426235 | Preparation of cyclic ketones | Klaus Ebel, Charles Schommer | 1995-06-20 |
| 5387704 | Preparation of anthraquinones | Klaus Ebel | 1995-02-07 |
| 5362875 | Preparation of pyrimidines | Klaus Ebel | 1994-11-08 |
| 5354937 | 2-tert-amyl compounds | Klaus Ebel | 1994-10-11 |
| 5292894 | Preparation of benzo[b]thiophenes | Klaus Ebel | 1994-03-08 |