US PATENT SUBCLASS 159 / 16.1
GASEOUS BLAST OR CURRENT


Current as of: June, 1999
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159 /   HD   CONCENTRATING EVAPORATORS

16.1GASEOUS BLAST OR CURRENT {2}
16.2  DF  .~> Submerged combustion
16.3  DF  .~> Steam injection


DEFINITION

Classification: 159/16.1

GASEOUS BLAST OR CURRENT:

(under the class definition) Apparatus designed to pass a current of air or moisture-absorbing gas over or through a body or liquid.

SEE OR SEARCH CLASS

62, Refrigeration,

304+, for a gas-liquid contact cooler cooling material out of contact with the contacting fluids.

126, Stoves and Furnaces,

113, for air moisteners in connection with hot air furnaces.

422, Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing,

290, for concentrating apparatus specialized to chemistry with similar heating means.