Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338405 | Production of fiber pulp by impregnating the lignocellulosic material with an aqueous alcoholic SO.sub.2 solution prior to defibration | Georg Rachor | 1994-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338405 | Production of fiber pulp by impregnating the lignocellulosic material with an aqueous alcoholic SO.sub.2 solution prior to defibration | Georg Rachor | 1994-08-16 |