| 6325889 |
Hydraulic vessel system having a downwardly feeding separator |
Vidar Snekkenes, Johan Engstrom, Sven-Erik Ohlsson, Per Johan Anders Nyström, Bjorn Karlsson |
2001-12-04 |
| 6171494 |
Hydraulic vessel system having a downwardly feeding separator |
Vidar Snekkenes, Johan Engstrom, Sven-Erik Ohlsson, Per Johan Anders Nyström, Bjorn Karlsson |
2001-01-09 |
| 5827401 |
Screen system for a continuous digester |
Ake Backlund, Kenneth Bellstrom, Finn Oulie, Johanna Svanberg |
1998-10-27 |
| 5567280 |
Digester for cooking pulp having staggered circular screens for isothermal cooking |
Ake Backlund, Kenneth Bellstrom, Finn Oulie, Johanna Svanberg |
1996-10-22 |
| 5504987 |
Device for manufacturing a screening body |
Lennart Bergkvist, Jan G. Carlsson, Per Toreld |
1996-04-09 |
| 5503323 |
Screening means with a screening body, and method and device for manufacturing the screening body |
Lennart Bergkvist, Jan G. Carlsson, Per Toreld |
1996-04-02 |