Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679826 | Process for the preparation of 2-chloroacrylonitrile | Franz-Josef Mais, Helmut Fiege, Friedrich Durholz, Guido Steffan | 1997-10-21 |
| 5672763 | Process for the preparation of 2-substituted cyclopentanones | Nikolaus Muller | 1997-09-30 |
| 5663447 | Process for the preparation of 2,2 dialkyl-arylidene-cycloalkanones | Nikolaus Muller | 1997-09-02 |