65 / | HD | GLASS MANUFACTURING |
17.1 | DF | PROCESSES {32} |
126 | .~ Discharging molten glass downwardly through orifice {3} | |
127 | DF | .~.~> With gob shaping or treating subsequent to discharge through orifice |
128 | DF | .~.~> With temperature modification at orifice |
129 | DF | .~.~> Regulating or arresting of flow into or out of orifice {2} |