65 / | HD | GLASS MANUFACTURING |
483 | DF | FIBER MAKING APPARATUS {21} |
524 | .~ With fluid blast means {3} | |
525 | DF | .~.~> Having specified nozzle opening size or nozzle cross section |
526 | DF | .~.~> Having fluid discharge skirt or deflector {1} |
528 | DF | .~.~> Combustion or flame attenuation |