Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7069866 | System for controlling the flow pattern of a recovery boiler | — | 2006-07-04 |
| 5724895 | Device for distribution of oxygen-containing gas in a furnace | — | 1998-03-10 |
| 5007354 | Combustion air supply system for a recovery furnace | — | 1991-04-16 |
| 4891097 | Method for regulating, the feeding-in or combustion conditions of concentrated spent liquors | Paavo Hyoty, Erik Saiha | 1990-01-02 |