US PATENT SUBCLASS 196 / 141
.~ Automatically controlled temperature

Current as of: June, 1999
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196 /   HD   MINERAL OILS: APPARATUS

138  DF  CONDENSING {3}
141.~ Automatically controlled temperature

DEFINITION

Classification: 196/141

(under subclass 138) Apparatus for condensing mineral-oil vapors provided with means for automatically controlling the temperature of condensation.

SEE OR SEARCH CLASS

165, Heat Exchange,

281+, ; 287+ for heat exchange means with automatic temperature or pressure control.

236, Automatic Temperature and Humidity Regulation, appropriate subclasses.