US PATENT SUBCLASS 34 / 80
.~.~.~ By absorbent

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

523  DF  APPARATUS {40}
72  DF  .~ With means to treat gas or vapor {3}
79  DF  .~.~ Separation of substances from treating or exhaust gases or vapors {2}
80.~.~.~ By absorbent {1}
81  DF  .~.~.~.~> In or forming walls, ceiling, or floor

DEFINITION

Classification: 34/80

(under subclass 79) Apparatus in which the substances are removed by absorbing means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

71, and 95, and see notes.

SEE OR SEARCH CLASS

96, Gas Separation: Apparatus,

108+, for solid sorbent apparatus.

312, Supports: Cabinet Structure, 31+, and see the notes.