Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5147628 | Process for producing alkyltetrahydroanthrahydroquinones and working solutions containing them for producing hydrogen peroxide by the anthraquinone process | Otmar Woost | 1992-09-15 |
| 4783284 | Process for the preparation of alkyl-5,6,7,8-tetrahydroanthrahydroquinones | — | 1988-11-08 |