US PATENT SUBCLASS 34 / 412
.~.~ With heating

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

282  DF  PROCESS {24}
406  DF  .~ Gas or vapor pressure is subatmospheric {3}
412.~.~ With heating

DEFINITION

Classification: 34/412

With heating:

(under subclass 406) Process wherein the treated material or the treating gas or vapor has its temperature increase.