US PATENT SUBCLASS 404 / 81
.~ Separate handling of different sized aggregate

Current as of: June, 1999
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404 /   HD   ROAD STRUCTURE, PROCESS, OR APPARATUS

72  DF  PROCESS {6}
81.~ Separate handling of different sized aggregate

DEFINITION

Classification: 404/81

(under subclass 72) Process relating to a step or steps for the distinct manipulation or treatment for each of two or more dimensionally varied road constituents.

SEE OR SEARCH THIS CLASS, SUBCLASS:

80, for separate handling of different sized aggregate with heating.

SEE OR SEARCH CLASS

209, Classifying, Separating, and Assorting Solids, appropriate subclasses for structure used in classifying and sorting materials.