Solid material comminution or disintegration – Apparatus – Cooperating comminuting surfaces
Reexamination Certificate
2007-11-27
2007-11-27
Francis, Faye (Department: 3725)
Solid material comminution or disintegration
Apparatus
Cooperating comminuting surfaces
C241S298000
Reexamination Certificate
active
11357415
ABSTRACT:
A refiner plate including: concentric rows of teeth and the teeth arranged facing radially inward, the sidewalls of the teeth are at an angles to radii of the plate such that the angle of teeth in a first row(s) of teeth differs from the angle of teeth in a second row(s) of teeth.
REFERENCES:
patent: 1595282 (1926-08-01), Bauer
patent: 5244159 (1993-09-01), Newnan
patent: 5362003 (1994-11-01), Virving
patent: 5383617 (1995-01-01), Deuchars
patent: 5683048 (1997-11-01), Virving
Andritz Inc.
Francis Faye
Nixon & Vanderhye P.C.
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