Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6207610 | Compacts based on pyrogenically produced silicon dioxide | Helmfried Krause, Hermanus Gerhardus Jozef Lansink Rotgerink, Thomas Tacke, Peter Panster | 2001-03-27 |
| 5959164 | Use of catalysts based on catalyst supports containing silicon dioxide for catalytic reactions under hydrothermal conditions | H. G. J. Lansink-Rotgerink, Heike Riedemann, Thomas Tacke, Helmfried Krause, Andreas Freund +1 more | 1999-09-28 |
| 5858906 | Compacts based on pyrogenically produced oxides | Klaus Deller, Helmfried Krause | 1999-01-12 |
| 5679860 | Process for the production of 3-aminoethyl-3,5,5-trimethylcyclohexyl amine | Thomas Haas, Dietrich Arntz, Karl-Ludwig Weber, Monika Berweiler | 1997-10-21 |
| 5536694 | Catalyst precursor for an activated raney metal fixed-bed catalyst, an activated raney metal fixed-bed catalyst and a process for its preparation and use, and a method of hydrogenating organic compounds using said catalyst | Peter Schuetz, Bertrand Despeyroux, Hans Moesinger, Helmfried Krause, Klaus Deller | 1996-07-16 |
| 5498590 | Process for uniform and reproducible shell impregnation of fixed bed catalyst supports in the form of loose particles | Klaus Deller, Bertrand Despeyroux | 1996-03-12 |
| 5449655 | Process for preparing hydrogenation catalysts which contain noble metals on activated carbon | Peter Albers, Klaus Deller, Bertrand Despeyroux | 1995-09-12 |
| 5395965 | Catalyst for the production of a glyoxylic acid by catalytic oxidation of glyoxal and method of its production | Klaus Deller, Bertrand Despeyroux | 1995-03-07 |