Pair of co-operating refining elements intended for a disc refiner
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United States of America Patent
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Sep 14, 1999
Grant Date -
N/A
app pub date -
Apr 22, 1998
filing date -
Nov 13, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Apparatus for refining lignocellulose material is disclosed including two relatively rotatable refining disks separated by a refining gap which includes an inner radial portion and an outer angular portion, with the refiner elements mounted on the outer angular portions of the refiner disks including at least one wing projecting from the rotatable refining disk adjacent to the inner radial refining gap and with the stationary refining disk including a concave surface at the inlet portion so that the lignocellulose material being processed is thrown against the concave surface during its transition from the inner radial refining gap to the outer angular refining gap.
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