Process for producing ultra-low carbon stainless steel

Details Process for producing ultra-low carbon stainless steel Process for producing ultra-low carbon stainless steel

1978-01-13

1979-07-10

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 59, 75 60, C21C 710

Patent

active

041606647

ABSTRACT:
A process for producing an ultra-low carbon stainless steel, which comprises preparing a molten metal of low carbon stainless steel by means of top-blowing of oxygen onto the surface of said molten metal contained in a vessel under reduced pressure, and while maintaining said molten metal under reduced pressure, blowing a mixed gas of an oxidizing gas and an inert gas into the low carbon stainless steel molten metal through a lance immersed in the melt.

REFERENCES:
patent: 3854932 (1974-12-01), Bishop
patent: 3953199 (1976-04-01), Michaelis

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