414 / | HD | MATERIAL OR ARTICLE HANDLING |
147 | DF | CHAMBER OF A TYPE UTILIZED FOR A HEATING FUNCTION AND MATERIAL CHARGING OR DISCHARGING MEANS THEREFOR {6} |
160 | DF | .~ Charging of chamber {7} |
199 | DF | .~.~ By material supporting structure movable, or having a movable component, to release material into chamber by gravity {4} |
206 | .~.~.~ With means to distribute material after release from structure |