Method of producing ingots of unalloyed and alloyed steels

Details Method of producing ingots of unalloyed and alloyed steels Method of producing ingots of unalloyed and alloyed steels

1977-12-01

1979-06-05

Baldwin, Robert D.

Metal founding

Process

Shaping liquid metal against a forming surface

249106, 249198, B22D 2702

Patent

active

041571100

ABSTRACT:
In a method of and apparatus for producing ingots of unalloyed and alloyed steels having an improved primary crystallization, reduced ingot segregation and a reduced content of non-metallic inclusions, molten steel is poured into a mould, a slag mixture is supplied onto said steel, energy is supplied to the slag mixture while the steel is solidifying in the mould, and the upper rim zone of the molten steel bordering on the slag mixture is cooled.

REFERENCES:
patent: 1508931 (1924-09-01), Gathmann
patent: 1643241 (1927-09-01), Gathmann
patent: 3766965 (1973-10-01), Vallak
patent: 3820587 (1974-06-01), Plockinger et al.

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