Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6258208 | Method for complex treatment of pulp in conjunction with a chlorine dioxide stage | Otto S. A. G. Lindeberg, Jan G. Liden, Sture E. O. Noreus | 2001-07-10 |
| 6126782 | Method for non-chlorine bleaching of cellulose pulp with a totally closed counter-current liquid circuit | Jan G. Liden, Otto S. A. G. Lindeberg, Sture E. O. Noreus | 2000-10-03 |