US PATENT SUBCLASS 34 / 439
.~.~ Treating fluid directed to interior and exterior of hollow article

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

282  DF  PROCESS {24}
437  DF  .~ Treating hollow article {3}
439.~.~ Treating fluid directed to interior and exterior of hollow article

DEFINITION

Classification: 34/439

Treating fluid directed to interior and exterior of hollow article:

(under subclass 437) Process wherein the treating fluid is directed to the inside and outside of the hollow article.