Process for the treatment of a molten mass of metal or alloy, particularly a mass ofmolten steel in a ladle

摘要

339,579. Krupp Akt.-Ges., F. April 30, 1929, [Convention date]. Addition to 312,063. Induction furnaces. - When heating molten steel or other metal or alloy in a ladle by the heater of the parent Specification, the ladle is arranged in a chamber in which a vacuum is created.