US PATENT SUBCLASS 435 / 291.4
.~.~.~.~ Cascading

Current as of: June, 1999
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435 /   HD   CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY

283.1  DF  APPARATUS {9}
289.1  DF  .~ Bioreactor {16}
291.1  DF  .~.~ Malting or mashing apparatus {3}
291.3  DF  .~.~.~ Vertically spaced stages, levels, or floors {1}
291.4.~.~.~.~ Cascading

DEFINITION

Classification: 435/291.4

Cascading:

(under subclass 291.3) Apparatus wherein the composition of an upper stage, level, or floor spills over into a lower stage, level, or floor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

294.1, for vessels or trays in series.