Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5210297 | Workup of mother liquors resulting from the preparation of adipic acid | Guenter Herrmann, Gert Buerger, Jost H. Manegold, Stefan Karbach, Ruediger Schmitz | 1993-05-11 |
| 4946029 | Purification of carboxylic esters which contain aldehydes, acetals and/or unsaturated compounds | Hubert Lendle, Wilfried Seyfert, Peter Stops | 1990-08-07 |
| 4755604 | Preparation of 3-methylpiperidine | Gerald Neubauer | 1988-07-05 |
| 4598058 | Molded catalyst materials containing reduced cobalt and/or nickel particles | Gerald Neubauer, Paul Duffner, Hans J. Wilfinger | 1986-07-01 |
| 4587228 | Molded iron catalyst material and its preparation | Gerald Neubauer | 1986-05-06 |
| 4521527 | Molded iron catalyst and its preparation | Peter Rudolf, Gerald Neubauer, Manfred Ohlinger, Hans J. Wilfinger, Emil Pfannebecker +1 more | 1985-06-04 |
| 4492804 | Preparation of primary amines | Peter Rudolf, Gerald Neubauer, Paul Duffner, Manfred Ohlinger, Hans J. Wilfinger +1 more | 1985-01-08 |