Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6789285 | Pulp washing method and plant | — | 2004-09-14 |
| 5051195 | Method and equipment for filtration of suspension | Aaro Ahlgren, Lassi Suoninen, Juho Eriksson | 1991-09-24 |
| 4664749 | Method of washing cellulosic pulp submerged in washing liquid | Alpo Tuomi | 1987-05-12 |
| 4344321 | Slurry measuring apparatus | — | 1982-08-17 |