Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5996770 | Plug screw feeder | — | 1999-12-07 |
| 5950946 | Pair of co-operating refining elements intended for a disc refiner | Christer Nastren | 1999-09-14 |
| 5747707 | Measuring device for refiners | Ola M. Johansson | 1998-05-05 |
| 5472285 | Apparatus for refining fiber material | — | 1995-12-05 |
| 5360175 | Refiner having oscillation reduction means | — | 1994-11-01 |
| 5323972 | Bearing system in a refiner | — | 1994-06-28 |
| 4673875 | Apparatus including contact free transfer of signals for measuring the gap between relatively rotating refiner discs | Bengt Akerblom, Axel H. Sjobom | 1987-06-16 |