US PATENT SUBCLASS 202 / 243
.~.~.~ Fluid cooled

Current as of: June, 1999
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202 /   HD   DISTILLATION: APPARATUS

81  DF  APPARATUS {4}
239  DF  .~ Elements {10}
242  DF  .~.~ Closures {5}
243.~.~.~ Fluid cooled

DEFINITION

Classification: 202/243

The doors, lids, or other closures are cooled by a fluid within or flowing through them.

SEE OR SEARCH CLASS

110, Furnaces,

179, and 180.

165, Heat Exchange,

73+, for a heat exchanger having a cover which is cooled by a liquid passing through it.