Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355189 | Process for the preparation of 4-phenoxyphenols | Gert Volkwein, Hubert Schonowsky | 1982-10-19 |
| 4338473 | Method for removing nitrosation agent(s) from a nitrated aromatic compound | Kurt Habig, Lothar Schulz, Heinz Schutte | 1982-07-06 |
| 4310711 | Process for preparing 5-chloro-2-nitrophenol | Helmut Muller | 1982-01-12 |