Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8888959 | Feeding system comprising pumps in parallel for a continuous digester | Anders Samuelsson, Jonas Saetherasen | 2014-11-18 |
| 8888954 | Feeding system having pumps in parallel for a continuous digester | Anders Samuelsson, Jonas Saetherasen | 2014-11-18 |
| 8852395 | Method and arrangement for adding treatment liquors to cellulose material in a down flow vessel | Fredrik Wilgotson | 2014-10-07 |
| 8801898 | Method and arrangement for adding treatment liquors to cellulose raw material in a continuous process using down flow vessels | Fredrik Wilgotson, Peter Henricsson | 2014-08-12 |
| 8728278 | Feeding system having pumps in parallel for a continuous digester | Anders Samuelsson, Jonas Saetherasen | 2014-05-20 |
| 8709211 | Feeding system having pumps in parallel for a continuous digester | Anders Samuelsson, Jonas Saetherasen | 2014-04-29 |
| 8709212 | Feeding system having parallel pumps for a continuous digester | Anders Samuelsson, Jonas Saetherasen | 2014-04-29 |
| 8702909 | Feeding system having pumps in parallel and individual flows for a digester | Anders Samuelsson, Jonas Saetherasen | 2014-04-22 |
| 8647469 | Method, system and withdrawal screen section for impregnating chips | Hans Furhem | 2014-02-11 |
| 8574402 | Feeding system having pumps in parallel for a continuous digester | Anders Samuelsson, Jonas Saetherasen | 2013-11-05 |
| 8088249 | Method for the continuous steam pre-treatment of chips during the production of cellulose pulp | Kent Karlsson | 2012-01-03 |
| 8052843 | System and a method for the steam pre-treatment of chips in association with the production of chemical cellulose pulp | Vidar Snekkenes, Linda Almqvist, Lennart Gustavsson | 2011-11-08 |
| 7901541 | Method and arrangement for impregnating chips | Vidar Snekkenes, Lennart Gustavsson, Mats Nasman | 2011-03-08 |