US PATENT SUBCLASS 422 / 283
.~.~.~ Including dip tube for inlet or outlet of fluid solvent

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

243  DF  PHYSICAL TYPE APPARATUS {8}
255  DF  .~ Means separating or dissolving a material constituent {3}
261  DF  .~.~ Liquid-solid contact means {17}
283.~.~.~ Including dip tube for inlet or outlet of fluid solvent

DEFINITION

Classification: 422/283

Including dip tube for inlet or outlet of fluid solvent:

(under subclass 261) Apparatus having a tube inserted in a container at a point above the normal level of the liquid contained therein and terminating at a point below the normal liquid level.