Steelmaking by Induction Furnace – IspatGuru
Mar 26, 2013· The first steel made in an induction furnace in United States was in 1907 in a Colby furnace near Philadelphia. First 3 phase furnace was built in Germany in 1906 by Rochling Rodenhauser. In India the use of induction furnaces started in mid sixties. Imported medium frequency induction furnaces were used from mid seventies.