US PATENT SUBCLASS 241 / 26
.~ By contact between relatively moving portions of material


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

*  DD  PROCESSES {17}
26.~ By contact between relatively moving portions of material


DEFINITION

Classification: 241/26

(under the class definition) Processes in which the comminution is effected by causing one portion of the material to move relatively to another portion and in contact therewith.

SEE OR SEARCH THIS CLASS, SUBCLASS:

5+, and 39+, for processes and apparatus in which fluid suspended material is comminuted by mutual attrition.

30, and 170+, for processes and apparatus in which the comminution or disintegration is effected by loose comminuting bodies which move relative to the material.

274+, and 284, in order to complete the search.

SEE OR SEARCH CLASS

451, Abrading, 32+, and 326+ for a process or apparatus for abrading by tumbling.