Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647726 | Method and arrangement for producing electrical energy at a pulp mill | Kari Saviharju | 2003-11-18 |
| 6579091 | Cleaning device for cleaning air ports of a furnace | — | 2003-06-17 |