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Steelmaking by the Electroslag Process Using Prereduced Iron Ore Pellets.
Nafziger RH; Armantrout CE
U S Pat 3 997 332 1976 Dec; :
U.S. Pat. 3,997,332; Dec. 14, 1976
Page last reviewed: December 17, 2021
Content source: National Institute for Occupational Safety and Health Education and Information Division