Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052839 | Apparatus and method for washing pulps | Olavi Pikka, Pekka Tervola | 2011-11-08 |
| 6582601 | Method and apparatus for separating soap | Pasi Heinämäki, Janne Vehmaa, Olavi Pikka | 2003-06-24 |
| 5571384 | Method and arrangement for the treatment of a fiber suspension | Olavi Pikka | 1996-11-05 |
| 5470432 | Method and arrangement for the treatment of a fiber suspension | Olavi Pikka | 1995-11-28 |
| 4927529 | Method and apparatus for separating knots | Kaj Henricson, Erkki T. Repo | 1990-05-22 |