Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7587994 | Arrangement in recovery boiler | Kari Haaga, Aki Hakulinen | 2009-09-15 |
| 7434543 | Arrangement in recovery boiler | Jussi Mantyniemi | 2008-10-14 |
| 6609482 | Method in a soda recovery boiler, and a soda recovery boiler | Tuomo Ruohola, Aki Hakulinen | 2003-08-26 |