34 / | HD | DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS |
282 | DF | PROCESS {24} |
443 | DF | .~ Gas or vapor contact with treated material {17} |
467 | DF | .~.~ Treatment of gas or vapor {6} |
468 | DF | .~.~.~ Condensation of gas or vapor {2} |
469 | DF | .~.~.~.~ Collecting of condensed gas or vapor {1} |
470 | .~.~.~.~.~ With vaporization of condensed gas or vapor |