Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1977-12-22
1979-10-09
Andrews, M. J.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
148120, C21C 706
Patent
active
041704681
ABSTRACT:
Molten steel is deoxidized while it is being tapped into a receiving vessel by sequentially adding at least three separate deoxidizing agents in order of increasing deoxidizing strength. The additions are suitably spaced to allow each to mix and react before the next addition is made.
REFERENCES:
patent: 3819426 (1974-06-01), Decaro et al.
patent: 3990887 (1976-11-01), Hisada
Andrews M. J.
Sexton Forest C.
United States Steel Corporation
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