US PATENT SUBCLASS 34 / 511
.~.~ Natural ambient air drying of material

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}
511.~.~ Natural ambient air drying of material {1}
512  DF  .~.~.~> Solar assisted

DEFINITION

Classification: 34/511

Natural ambient air drying of material:

(under subclass 443) Process wherein the treated material is dried by exposure to the encircling air.