US PATENT SUBCLASS 422 / 191
.~.~.~.~ Superimposed reaction stages in single reaction chamber

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  DF  .~.~ 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}
191.~.~.~.~ Superimposed reaction stages in single reaction chamber

DEFINITION

Classification: 422/191

Superimposed reaction stages in single reaction chamber:

(under subclass 190) Apparatus wherein the reaction stages are located one over the other and within a single reaction chamber.