US PATENT SUBCLASS 241 / 157
.~.~.~ All comminuting zones of rotary surface type

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


241 /   HD   SOLID MATERIAL COMMINUTION OR DISINTEGRATION

*  DD  APPARATUS {41}
152.1  DF  .~ Series material flow only through plural comminuting zones {5}
155  DF  .~.~ All comminuting zones of cooperating surface type {3}
157.~.~.~ All comminuting zones of rotary surface type {2}
158  DF  .~.~.~.~> Circumferential or tangential material flow only {2}
161  DF  .~.~.~.~> Axial or radial material flow only {1}

DEFINITION

Classification: 241/157

(under subclass 155) Apparatus in which all of the comminuting zones involve the use of cooperating surfaces at least one of which rotates.

SEE OR SEARCH THIS CLASS, SUBCLASS:

141+, for such comminutors arranged parallel or series-parallel.

220+, for single comminutors of this type.