US PATENT SUBCLASS 209 / 7
.~.~ Form

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

Internet Version by PATENTEC © 1999      Terms of Use


209 /   HD   CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS

3  DF  PRECEDENT PREPARATION OF ITEMS OR MATERIALS TO FACILITATE SEPARATION {2}
4  DF  .~ Selective differentiation {4}
7.~.~ Form

DEFINITION

Classification: 209/7

(under subclass 4) Methods and apparatus by which components of a mixture are altered in form relatively to other components to permit or facilitate subsequent separation into classes or groups having like characteristics.

SEE OR SEARCH CLASS

241, Solid Material Comminution or Disintegration, appropriate subclasses and see the reference to Class 209 in section 12 of the class definition.