Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879511 | Recovery boiler operation with black liquor feed in separate liquid stream and solid stream | — | 1999-03-09 |
| 5837096 | Falling film evaporator | Olof Fagerlind, Juhani Hoikkala, Krister Sannholm, Ake Schonberg | 1998-11-17 |
| 5716496 | Method and apparatus for treatment of black liquor | — | 1998-02-10 |
| 5382321 | Process for the concentration of spent liquors | Olof Fagerlind | 1995-01-17 |