US PATENT SUBCLASS 241 / 139
.~.~ All comminuting zones of cooperating surface type

Current as of: June, 1999
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241 /   HD   SOLID MATERIAL COMMINUTION OR DISINTEGRATION

*  DD  APPARATUS {41}
134  DF  .~ Parallel material flow through plural comminuting zones {5}
139.~.~ All comminuting zones of cooperating surface type {3}
140  DF  .~.~.~> All comminuting zones of compound movement type
141  DF  .~.~.~> All comminuting zones of rotary surface type {2}
147  DF  .~.~.~> All comminuting zones of reciprocating surface type {2}

DEFINITION

Classification: 241/139

(under subclass 134) Apparatus in which all of the comminuting zones are the type in which the comminution is effected between cooperating surfaces.

SEE OR SEARCH THIS CLASS, SUBCLASS:

155+, for such plural comminutors arranged for series flow of material.

198.1, for single comminutors of this type.