US PATENT SUBCLASS 422 / 189
.~.~ And means providing discrete sequential reaction stages; e.g., train, etc.


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}
188  DF  .~ Including plural reaction stages {2}
189.~.~ And means providing discrete sequential reaction stages; e.g., train, etc. {2}
190  DF  .~.~.~> Plural solid, extended surface, fluid contact reaction stages each containing; e.g., inert Raschig rings, particulate sorbent, particulate or monolithic catalyst, etc. {2}
193  DF  .~.~.~> Reaction stages located within single reaction chamber {2}


DEFINITION

Classification: 422/189

And means providing discrete sequential reaction stages, e.g., train, etc.:

(under subclass 188) Apparatus having means for subjecting the reaction stream to multiple separate successive reaction stages.