Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4377535 | Process for the preparation of nitro-T-acid (8-nitro-naphthalene-1,3,6-trisulphonic acid) | Horst Behre, Jurgen Dammann, Rolf Putter, Axel Vogel | 1983-03-22 |
| 4267346 | Process for the preparation of 1,2,4-triazole | Guido Steffan | 1981-05-12 |