D - Textiles – Paper – 21 – F
Patent
D - Textiles, Paper
21
F
92/17.5
D21F 1/02 (2006.01) D21F 1/06 (2006.01)
Patent
CA 2032291
ABSTRACT OF THE DISCLOSURE A single- or a multi-layer headbox of a paper or a board machine intended for consistencies of 0.7 - 2.2% and provided with a flow ratio adjustment device. The adjustment device operates by removing a part of the stock flow from the slice chamber out of the headbox in a manner that does not change the speed or turbulence of the flow going to the slice at any point of the headbox.
Keskiivari Juha
Nyman Tapani
Waris Tapio
Gowling Lafleur Henderson Llp
Keskiivari Juha
Nyman Tapani
Valmet-Karhula Inc.
Waris Tapio
LandOfFree
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