US PATENT SUBCLASS 261 / 151
.~ Recirculating fluid


Current as of: June, 1999
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261 /   HD   GAS AND LIQUID CONTACT APPARATUS

127  DF  WITH EXTERNAL SUPPLY OR REMOVAL OF HEAT {14}
151.~ Recirculating fluid


DEFINITION

Classification: 261/151

(under subclass 127) Apparatus wherein a heat exchanger is located within a recirculatory circuit of one of the contact fluids.