Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562191 | Process for producing pulp with a mixture of formic acid and acetic acid as cooking chemical | Pasi Rousu, Päivi Rousu | 2003-05-13 |
| 6503369 | Process for producing cellulose and fertilizer by-product | Pasi Rousu, Päivi Rousu | 2003-01-07 |