Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6395934 | Raney nickel catalysts, a method for producing said raney nickel catalysts and the use of the same for hydrogenating organic compounds | Gerhard Wegener, Bernd Pennemann, Bodo Temme, Hans Warlimont, Uta Kühn | 2002-05-28 |
| 5599968 | Continuous process for the preparation of organic isocyanates | Robert Bankwitz, Herbert Gebauer, Christian K onig | 1997-02-04 |
| 5449818 | Process for the preparation of aromatic diisocyanates | Klaus Biskup, Christian König | 1995-09-12 |
| 4847408 | Process for the preparation of (cyclo)aliphatic diisocyanates | Hans-Georg Frosch, Heinrich Grave, Herbert Stutz, Peter Fuhrmann | 1989-07-11 |
| 4792626 | Production of aromatic diamino compounds using a modified Raney catalyst | Dieter Becher, Udo Birkenstock, Harro Witt | 1988-12-20 |