Process for casting steel ingots under a vacuum

Details Process for casting steel ingots under a vacuum Process for casting steel ingots under a vacuum

1975-09-16

1977-07-26

Shore, Ronald J.

Metal founding

Process

Shaping liquid metal against a forming surface

164123, 164253, B22D 2716, B22D 710

Patent

active

040376443

ABSTRACT:
A process for casting steel ingots, wherein the steel from a ladle is cast under vacuum through the lid of a container which can be evacuated, into a mould, and wherein covering powder or anti-piping compound, respectively, is evenly applied upon the surface of the molten steel in the mould while the vacuum is maintained.

REFERENCES:
patent: 1719542 (1929-07-01), Gathmann
patent: 2825945 (1958-03-01), Ulrech et al.
patent: 3182359 (1965-05-01), Gero
patent: 3185187 (1965-05-01), Luther
patent: 3236636 (1966-02-01), Finkl

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