Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7569120 | Method for converting an up-flow tower for cellulose pulp to a down-flow tower | Ulf Jansson | 2009-08-04 |
| 7470347 | Device and method withdrawing cellulose pulp from a container | Ulf Jansson | 2008-12-30 |