US PATENT SUBCLASS 34 / 444
.~.~ Sheet, web, or strand


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

282  DF  PROCESS {24}
443  DF  .~ Gas or vapor contact with treated material {17}
444.~.~ Sheet, web, or strand {7}
445  DF  .~.~.~> With drying parameter control {2}
448  DF  .~.~.~> Vapor or gas treatment {2}
451  DF  .~.~.~> Plural treating chambers
452  DF  .~.~.~> Gas or vapor drawn through treated material {1}
454  DF  .~.~.~> With contact with heat exchanger (e.g., drum or roller) {2}
459  DF  .~.~.~> Running length of treated material {3}
466  DF  .~.~.~> With spacing, coiling, or rolling


DEFINITION

Classification: 34/444

Sheet, web, or strand:

(under subclass 443) Process wherein the treated material is a broad, thin, rectangular piece or a cord or running-length member.