US PATENT SUBCLASS 241 / 49
.~.~.~ Gas borne material applied to screen

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

*  DD  APPARATUS {41}
38  DF  .~ Including means applying fluid to material {7}
47  DF  .~.~ Gas swept comminuting zone {9}
49.~.~.~ Gas borne material applied to screen {2}
50  DF  .~.~.~.~> Elevating fan on comminutor shaft
51  DF  .~.~.~.~> Screen forms part of comminuting surface

DEFINITION

Classification: 241/49

(under subclass 47) Apparatus in which material suspended in a gaseous current is conveyed to a separating screen.

SEE OR SEARCH CLASS

55, Gas Separation,

490+, and the subclasses which follow for separators of the screen type for separating solids from a gas current.

99, Foods and Beverages: Apparatus,

528, for grain hulling apparatus having a screen and gas moving means. 209, Classifying, Separating, and Assorting, Solids,

21+, 250 and 318, for separators, per se, in which the material is conveyed by a gas current to a separating screen for separation into grades.