Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090965 | Process for the separation of substances by cooling crystallization | Detlef Kehm, Bodo Weicht | 1992-02-25 |
| 4281195 | Process for the preparation of Schiff's bases by the reaction of aromatic amines with ketones | — | 1981-07-28 |