| 34 / | HD | DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS |
| 523 | DF | APPARATUS {40} |
| 611 | DF | .~ Sheet, web, or strand {3} |
| 618 | ![]() | .~.~ For flexible sheet, web, or strand {6} |
| 619 | DF | .~.~.~> Including horizontal support |
| 620 | DF | .~.~.~> Including roller-type conveyor |
| 621 | DF | .~.~.~> Including means to suspend work {1} |
| 623 | DF | .~.~.~> Running length {5} |
| 658 | DF | .~.~.~> Endless conveyor or movable gripper {1} |
| 664 | DF | .~.~.~> Movable treated material holder {1} |