US PATENT SUBCLASS 209 / 223.2
.~.~.~ Cylinder external

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

*  DD  MAGNETIC {2}
213  DF  .~ Paramagnetic {9}
223.1  DF  .~.~ Stationary magnets {2}
223.2.~.~.~ Cylinder external

DEFINITION

Classification: 209/223.2

Cylinder external:

(under subclass 223.1) Subject matter wherein the magnetic elements are portion of hollow cylinders or drums and the material being treated is fed along the outside surface of each element.