US PATENT SUBCLASS 159 / 43.1
FLUID FEED OR DISCHARGE DEVICES

Current as of: June, 1999
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159 /   HD   CONCENTRATING EVAPORATORS

43.1FLUID FEED OR DISCHARGE DEVICES {2}
43.2  DF  .~> With alternating operating means
44  DF  .~> Automatic

DEFINITION

Classification: 159/43.1

FLUID FEED OR DISCHARGE DEVICES:

(under the class definition) Subject matter including means specifically designed for feeding liquid to, or discharging concentrate from, the liquid container or for feeding a heating fluid to, or discharging it from, the container.