164 / | HD | METAL FOUNDING |
250.1 | DF | MEANS TO DIRECTLY APPLY ELECTRICAL OR WAVE ENERGY TO WORK {6} |
505 | .~ In continuous casting apparatus {3} | |
506 | DF | .~.~> Electron beam melting means |
507 | DF | .~.~> Induction heating means |
508 | DF | .~.~> Arc electrode melting means {1} |