427 / | HD | COATING PROCESSES |
457 | DF | DIRECT APPLICATION OF ELECTRICAL, MAGNETIC, WAVE, OR PARTICULATE ENERGY {15} |
458 | DF | .~ Electrostatic charge, field, or force utilized {7} |
459 | DF | .~.~ Fluidized bed utilized {2} |
461 | .~.~.~ Heating or fusing applied coating |