Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7097738 | Process for producing pulp | Esa Rousu, Pasi Rousu, Päivi Rousu | 2006-08-29 |
| 6955743 | Method for producing furfural, acetic acid and formic acid from spent pulp-cooking liquor | Esa Rousu, Pasi Rousu, Juha Tanskanen, Päivi Rousu | 2005-10-18 |
| 6923888 | Process for recovering organic acids from bleaching liquors | Pasi Rousu, Päivi Rousu, Esa Rousu | 2005-08-02 |
| 6252109 | Method for the recovery of formic acid | Pasi Rousu, Esa Rousu | 2001-06-26 |