34 / | HD | DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS |
282 | DF | PROCESS {24} |
380 | DF | .~ With nondrying treating of material {7} |
391 | DF | .~.~ Cooling of treated material {2} |
393 | DF | .~.~.~ Contacting material with cooling fluid {3} |
396 | .~.~.~.~ Treated material is wood |