Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9096692 | Method to produce microcellulose | Olli Dahl, Kari Vanhatalo, Kari Parviainen | 2015-08-04 |
| 7731818 | Process for deinking waste paper | Bob Horacek, Jukka Jakara | 2010-06-08 |
| 7384501 | Method for improved turpentine recovery from modern cooking plants | Päivi Uusitalo, Jukka Vaistomaa, Hannu Haaslahti | 2008-06-10 |
| 7178698 | Container with discharging device | Kjell Forslund | 2007-02-20 |
| 6939439 | Batch process for producing chemical pulp by removing and reintroducing calcium-containing spent liquor in the digester | Asko Paakki, Päivi Uusitalo | 2005-09-06 |
| 6719878 | Method for avoiding mechanical damage of pulp | — | 2004-04-13 |
| 6533896 | Method for the production of precleaned pulp | Panu Tikka, Thomas Fant | 2003-03-18 |
| 6413367 | Treatment of cellulosic material with a chelating agent prior to alkaline delignification | Thomas Fant, Seppo Martikainen | 2002-07-02 |