US PATENT SUBCLASS 159 / 28.6
.~.~.~ Plate-type evaporator

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

22  DF  CLOSED EVAPORATING CHAMBERS {4}
23  DF  .~ Indirectly heated {4}
28.1  DF  .~.~ Heating elements {5}
28.6.~.~.~ Plate-type evaporator

DEFINITION

Classification: 159/28.6

Plate-type evaporators:

(under subclass 28.1) Apparatus wherein the heat exchange means is in the form of a platelike evaporator.

SEE OR SEARCH CLASS

122, Liquid Heaters and Vaporizers,

40, for boilers in which liquid is flashed into steam.