US PATENT SUBCLASS 422 / 141
.~.~ Plural reaction beds

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}
139  DF  .~ Fluidized bed {7}
141.~.~ Plural reaction beds {1}
142  DF  .~.~.~> Sequentially arranged

DEFINITION

Classification: 422/141

Plural reaction beds:

(under subclass 139) Apparatus comprising multiple reaction beds.