Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834852 | Process for the activation of hydrogen peroxide | — | 1989-05-30 |
| 4584076 | Process for obtaining lignin from alkaline solutions thereof | Eugen Edel, Josef Feckl, Clemens Grambow, Albert Huber | 1986-04-22 |