| 34 / | HD | DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS |
| 523 | DF | APPARATUS {40} |
| 611 | DF | .~ Sheet, web, or strand {3} |
| 618 | DF | .~.~ For flexible sheet, web, or strand {6} |
| 658 | DF | .~.~.~ Endless conveyor or movable gripper {1} |
| 659 | | .~.~.~.~ Endless conveyor {4} |
| 660 | DF | .~.~.~.~.~> Endless conveyor having material gripper |
| 661 | DF | .~.~.~.~.~> Endless conveyor having material hanger |
| 662 | DF | .~.~.~.~.~> Plural opposed cooperating endless conveyors |
| 663 | DF | .~.~.~.~.~> Endless conveyor contacts solid perforated guide |