Solid material comminution or disintegration – Apparatus – With separation or classification of material
Reexamination Certificate
2006-04-18
2006-04-18
Rosenbaum, Mark (Department: 3725)
Solid material comminution or disintegration
Apparatus
With separation or classification of material
C209S134000, C209S713000, C241S188100
Reexamination Certificate
active
07028931
ABSTRACT:
The present invention is directed to, among other things, a classifier assembly for mounting on the center shaft of a rotary coal pulverizer which includes a labyrinthian sealing arrangement operatively associated with the shaft for limiting the egress of unacceptably large coal particles from the pulverizer.
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Du Verger Richard N.
Lin Qingsheng
Penterson Craig A.
Smith Daniel P.
Edwards Angell Palmer & & Dodge LLP
Riley Power Inc.
Rosenbaum Mark
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