US PATENT SUBCLASS 165 / 85
AGITATOR OR IMPELLER MOTOR OPERATED BY EXCHANGE FLUID
Current as of:
June, 1999
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165 /
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HEAT EXCHANGE
85
AGITATOR OR IMPELLER MOTOR OPERATED BY EXCHANGE FLUID
DEFINITION
Classification: 165/85
(under the class definition) Apparatus in which a mechanically driven impeller or agitator is operated by the force or pressure of the material or of the material with which it exchanges heat.
