US PATENT SUBCLASS 159 / 14
.~.~ Climbing

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

5  DF  FILM TYPE {4}
13.1  DF  .~ Moving film {4}
14.~.~ Climbing

DEFINITION

Classification: 159/14

(under subclass 13.1) Apparatus in which the moving film ascends.

SEE OR SEARCH CLASS

122, Liquid Heaters and Vaporizers,

34, for devices in which the fluid is indirectly heated by another separate fluid and including an internal separator.