Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8257550 | Method of bleaching a pulp | Mårten Dahl, Sara Eriksson | 2012-09-04 |
| 7182835 | Two-stage chlorine bleaching process with filtrate recirculation | Lars-Ake Lindstrom, Gunnar Carré | 2007-02-27 |
| 6454900 | Method for two-stage oxygen delignification of chemical pulp | Monica Bokstrom, Pia Mellander | 2002-09-24 |
| 6319357 | Method for two-stage oxygen bleaching and delignification of chemical pulp | Monica Bokstrom, Pia Mellander | 2001-11-20 |
| 6221206 | Method for oxygen delignification of a digested pulp | Monica Bokstrom, Pia Mellander | 2001-04-24 |
| 5741398 | Method of removing metal ions dissolved in the bleach plant waste water | Ulf Germgård | 1998-04-21 |