Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5387402 | Contact reactor for a quasi-isothermal catalytic oxidation of SO.sub.2 to SO.sub.3 and method of operating same | Michael Tacke, Peter Ahrens, Hugo Grimm, Heinz Neumann, Egon Winkler +2 more | 1995-02-07 |
| 4298763 | Preparation of .alpha.,.beta.-olefinically unsaturated aldehydes of 3 or 4 carbon atoms | Heinz Engelbach, Richard Krabetz, Gerd Duembgen, Carl-Heinz Willersinn | 1981-11-03 |