Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648500 | Process for the preparation of substituted 1,2,3,4-tetrahydrocarbazoles | Alexander Klausener, Eberhard Zirngiebl, Jorg-Dietrich Jentsch | 1997-07-15 |
| 5648570 | Process for preparing substituted chloroaromatics | Witold Broda, Alexander Klausener | 1997-07-15 |
| 5649322 | Process for the preparation of C.sub.1 -C.sub.4 -alkyl nitrites | Paul Wagner, Zoltan Kricsfalussy, Alexander Klausener | 1997-07-15 |