US PATENT SUBCLASS 422 / 196
.~.~ Including plural parallel reaction stages with each stage in form of a reaction tube

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}
196.~.~ Including plural parallel reaction stages with each stage in form of a reaction tube {1}
197  DF  .~.~.~> Tubular stages in single reaction chamber

DEFINITION

Classification: 422/196

Including plural parallel reaction stages with each stage in form of a reaction tube:

(under subclass 188) Apparatus wherein the reaction stages are formed by parallel (i.e., nonsequential) reaction tubes; i.e., reaction zones with relatively high length-to-diameter ratios.

SEE OR SEARCH THIS CLASS, SUBCLASS:

222, for parallel passages through a monolithic mass; e.g., honeycomb catalyst, etc.