Solid material comminution or disintegration – Apparatus – Comminuting elements
Reexamination Certificate
2011-03-08
2011-03-08
Francis, Faye (Department: 3725)
Solid material comminution or disintegration
Apparatus
Comminuting elements
Reexamination Certificate
active
07900862
ABSTRACT:
A refiner plate for a mechanical refiner of lignocellulosic material including: a refining surface on a substrate, wherein the refining surface is adapted to face a refining surface of an opposing refiner plate; wherein the refining surface includes bars and grooves between the bars and the bars have at least a radially outer section in which the bars include a leading sidewall having an irregular surface in the outer section.
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International Search Report mailed May 28, 2008.
Andritz Inc.
Francis Faye
Nixon & Vanderhye P.C.
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