US PATENT SUBCLASS 159 / 11.3
.~.~.~ Rotary disk

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

5  DF  FILM TYPE {4}
11.1  DF  .~ Rotary drum or disk {2}
11.2  DF  .~.~ Internal film {1}
11.3.~.~.~ Rotary disk

DEFINITION

Classification: 159/11.3

Rotary disk:

(under subclass 11.1) Apparatus consisting of a revolving disk.