Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4639514 | Cyclic process for producing an alkali solution of cellulose carbamate and precipitating the carbamate | Olli Turunen, Johan-Fredrik Selin, Jan Fors, Vidar Eklund | 1987-01-27 |