Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5385641 | Delignification of cellulosic raw materials using acetic acid, nitric acid and ozone | Alex Berg, Wim Janssen, Stefan Balle, Wolfdieter Klein | 1995-01-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5385641 | Delignification of cellulosic raw materials using acetic acid, nitric acid and ozone | Alex Berg, Wim Janssen, Stefan Balle, Wolfdieter Klein | 1995-01-31 |