Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578529 | Arrangement for feeding black liquor into a recovery boiler | Antti Hytönen, Esa Vakkilainen | 2003-06-17 |
| 5216841 | Sharpening device for the blades of a cross-cutting roller | — | 1993-06-08 |