Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684215 | One stage process for the preparation of alcohols | Carl D. Frohning | 1997-11-04 |
| 5663445 | Process for the preparation of alcohols or amines | Carl D. Frohning | 1997-09-02 |
| 5600030 | Hydrogenation catalyst, a process for its preparation and use thereof | Gregor Deckers, Gerhard Diekhaus, Bernd Dorsch, Carl D. Frohning, Horst B. Horrig | 1997-02-04 |
| 5569792 | Hydrogenation of aldehydes, ketones, carboxylic acids and esters | Gregor Deckers | 1996-10-29 |
| 5550297 | Process for the preparation of alcohols or amines | Carl D. Frohning | 1996-08-27 |
| 5498587 | Hydrogenation catalyst, a process for its preparation, and use thereof | Gregor Deckers, Gerhard Diekhaus, Bernd Dorsch, Carl D. Frohning, Horst B. Horrig | 1996-03-12 |
| 5475161 | Process for the preparation of alcohols in two stages | Carl D. Frohning, Hans Liebern, Wolfgang Zgorzelski | 1995-12-12 |
| 5453412 | Copper catalysts | Gregor Deckers | 1995-09-26 |
| 5155084 | Supported catalysts and a process for their preparation | Carl D. Frohning | 1992-10-13 |
| 5124485 | Catalysts and methods of separation thereof | Jurgen Weber, Volker Falk, Hanswilhelm Bach, Klaus Mathieu, Claus Kniep | 1992-06-23 |
| 5039648 | Process for the preparation of cobalt catalysts | — | 1991-08-13 |
| 5039502 | Process for the preparation of metal nitrates | Jurgen Lohr, Klaus Moraw, Winfried Materne | 1991-08-13 |
| 4956328 | Process for the preparation of catalyst compositions containing nickel, alumina, and zirconium dioxide and catalysts made therefrom | Carl D. Frohning | 1990-09-11 |
| 4564642 | Process for the manufacture of unsaturated hydrocarbons | Bernd Bussemeier, Carl D. Frohning, Werner Kluy | 1986-01-14 |
| 4455395 | Process for the production of unsaturated hydro-carbons | Bernd Bussemeier, Carl D. Frohning, Werner Kluy | 1984-06-19 |