US PATENT SUBCLASS 422 / 234
.~ Including external recycle loop

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

129  DF  CHEMICAL REACTOR {28}
234.~ Including external recycle loop {1}
235  DF  .~.~> And means heating or cooling loop or reaction mass located therein

DEFINITION

Classification: 422/234

Including external recycle loop:

(under subclass 129) Apparatus having means located outside of the reaction chamber for recycling at least a portion of the product stream or reaction mass to the reaction chamber.