US PATENT SUBCLASS 241 / 71
.~.~.~.~ Plural partitions or end walls

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

*  DD  APPARATUS {41}
68  DF  .~ With separation or classification of material {7}
69  DF  .~.~ Comminuted material discharge permitting screen {3}
70  DF  .~.~.~ Screen partition or end wall in rotary drum {1}
71.~.~.~.~ Plural partitions or end walls {1}
72  DF  .~.~.~.~.~> Series flow of material

DEFINITION

Classification: 241/71

(under subclass 70) Apparatus provided with a plurality of screening partitions or end walls.