Desulfurization of liquid iron melts

Details Desulfurization of liquid iron melts Desulfurization of liquid iron melts

1976-09-01

1978-01-10

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 58, C21C 704

Patent

active

040677290

ABSTRACT:
The present invention provides novel desulfurizing agents and a process for desulfurizing liquid iron melts and in particular pig iron melts in the temperature range of between about 1240.degree. C to 1400.degree. C by injecting into the melt, by means of a carrier gas, a prefused or sintered, granulated or pelletized desulfurizing agent comprising a calcium containing material having a liquidus temperature of less than about 1400.degree. C.

REFERENCES:
patent: 3172756 (1965-03-01), Bengtsson
patent: 3396010 (1968-08-01), Gould
patent: 3885957 (1975-05-01), Richter
patent: 3929464 (1975-12-01), Todd
patent: 3932170 (1976-01-01), Shah

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