Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7564363 | Method and measuring arrangement for monitoring the condition of a grinder stone of a pulp grinder | Olli Tuovinen, Risto Karojärvi | 2009-07-21 |
| 6186333 | Method and arrangement for controlling a multi-phase screening apparatus | Jouko Hautala, Timo Vuorinen, Jorma Petajisto | 2001-02-13 |
| 6138836 | Blade arrangement for pulp screening apparatus | — | 2000-10-31 |
| 6080274 | Method for controlling a multi-phase screening apparatus | Jouko Hautala, Timo Vuorinen, Jorma Petajisto | 2000-06-27 |
| 5727992 | Method and apparatus for sharpening the surface of a grindstone for a pulp grinder | Seppo Blomqvist | 1998-03-17 |