Method of operating ladle refining furnace

Details Method of operating ladle refining furnace Method of operating ladle refining furnace

1984-11-26

1985-11-12

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 593, C21C 552

Patent

active

045525870

ABSTRACT:
The invention relates to a method of operating a ladle refining furnace for blowing Ar gas through bubbling lances submerged in molten steel in a ladle to stir the molten steel. The flow rate and the rate of change in the flow rate of the Ar gas blown through the bubbling lances are adjusted to prevent the iron lumps from attaching to the bubbling lances.

REFERENCES:
patent: 4200452 (1980-04-01), Savov

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