Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215459 | Separation of fibers | Michael TERNSTRÖM, Amy Tran Carlström, Zaheer Ahmad MANSOOR | 2025-02-04 |
| 11891725 | Recycling of cellulosic textiles | Christofer Lindgren, Gunnar Henriksson | 2024-02-06 |
| 11618978 | Recycling of cellulosic textiles | Christofer Lindgren, Gunnar Henriksson | 2023-04-04 |
| 11414789 | Cellulose fibers | Christofer Lindgren, Gunnar Henriksson | 2022-08-16 |
| 9938664 | Method and arrangement for clarifying green liquor | Christofer Lindgren, Lennart Borjeson, Lennart Kallen | 2018-04-10 |
| 9751955 | Regeneration of cellulose | Gunnar Henriksson | 2017-09-05 |
| 9580864 | Kraft cooking method using polysulfide cooking liquor | Fredrik Wilgotson | 2017-02-28 |
| 9469693 | Process for the derivatization of cellulose | Gunnar Henriksson | 2016-10-18 |
| 9388529 | Single-step method for production of nano pulp by acceleration and disintegration of raw material | Daniel Söderberg, Gunnar Henriksson | 2016-07-12 |
| 8758517 | Process for the hydrolysis of cellulose | Gunnar Henriksson | 2014-06-24 |
| 7871491 | Method and arrangement for continuous cooking | Vidar Snekkenes | 2011-01-18 |
| 7837834 | Method and device for the continuous cooking of pulp | Vidar Snekkenes | 2010-11-23 |
| 7686919 | Method and device for the continuous cooking of pulp | Vidar Snekkenes | 2010-03-30 |
| 7351306 | Cooking of cellulose pulp in a cooking liquor containing pre-evaporated black liquor | Vidar Snekkenes | 2008-04-01 |
| 7285179 | Continuous digester for cellulose pulp including method and recirculation system for such digester | Vidar Snekkenes | 2007-10-23 |
| 7270725 | Pretreatment of chips with white liquor prior to a treatment with black liquor | Vidar Snekkenes | 2007-09-18 |
| 7217338 | Process for continuously cooking chemical cellulose pulp | Catrin Gustavsson, Krister Olsson, Vidar Snekkenes | 2007-05-15 |
| 6203662 | Method for the continuous cooking of pulp in a digester system having a top separator | Vidar Snekkenes, Johan Engstrom, Krister Olsson, Christofer Lindgren, Soren Gustavsson | 2001-03-20 |
| 6159336 | Method and device for the continuous cooking of pulp | Johan Engstrom, Vidar Snekkenes, Krister Olsson, Christofer Lindgren, Soren Gustavsson | 2000-12-12 |
| 6123807 | Method for the continuous cooking of pulp | Johan Engstrom, Vidar Snekkenes, Krister Olsson, Soren Gustavsson, Christofer Lindgren | 2000-09-26 |
| 5885414 | Method of producing pulp with high alkali cooking in the last cooking stage | Christofer Lindgren | 1999-03-23 |