Industrial electric heating furnaces – Arc furnace device – Charging or discharging
Patent
1986-02-27
1987-09-15
Envall, Jr., Roy N.
Industrial electric heating furnaces
Arc furnace device
Charging or discharging
F27D 306
Patent
active
046944656
ABSTRACT:
An apparatus for automatically charging scrap into an arc furnace wherein an inactive position at which a scrap bucket charged with the scrap is normally placed is provided adjacent to the arc furnace; a transport mechanism is provided so that the scrap bucket is moved between said position and the arc furnace; and the scrap bucket is brought to and stopped at a position right above the arc furnace so as to charge immediately the scrap into the arc furnace within a short time and without overflowing.
REFERENCES:
patent: 4506370 (1985-03-01), Yoshimatsu
C. Selig et al, "High Speed Melting on an Old Gantry Furnace at SMI and Design Criteria for Its Modern Melt Shop", Electric Furnace Proceeding, vol. 40, 1982, pp. 391, 400 and 401.
D. J. Chee-Hing et al, "The New ISCOTT Meltshop in Trinidad", Electric Furnace Proceeding, vol. 39, 1981, pp. 48, 50 and 51.
B. Strohmeier, "Operation of UHP-Arc Furnaces at South African Iron and Steel Ltd.", Electric Furnace Proceeding, vol. 39, 1981, pp. 156, 157 and 158.
Krupp Stahlwerke Sudwestfalen AG et al., "Design and Startup of UHP Arc Furnace with Process Control for the Production of Specialty Steel" (Krupp, West Germany), World Steel & Metalworking, 79, pp. 51 and 52.
V. J. Pongia, "Start-Up of 150-Ton Electric Arc Furnace at Lukens", Iron and Steel Engineer, Dec. 1975, pp. 36, 37 and 38.
Nanjo Toshio
Tomizawa Fumio
Envall Jr. Roy N.
Ishikawajima-Harima Jukogyo Kabushiki Kaisha
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