US PATENT SUBCLASS 34 / 503
.~.~.~ Concurrent gas or vapor flow

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}
443  DF  .~ Gas or vapor contact with treated material {17}
498  DF  .~.~ With treated material motion {5}
503.~.~.~ Concurrent gas or vapor flow

DEFINITION

Classification: 34/503

Concurrent gas or vapor flow:

(under subclass 498) Process wherein the direction of flow of the treating gas or vapor and the direction of movement of the treated material are the same.