METHOD FOR CASTING INGOTS Russian patent published in 2004 - IPC

Abstract RU 2231415 C1

FIELD: production of ingots designed for subsequent rolling.

SUBSTANCE: method comprises steps of pouring metal to ingot mold; introducing crystallizer into ingot mold under metal level and arranging it horizontally; using crystallizer whose surface area consists 0.0045- 0.0122 of surface area of ingot; spacing crystallizer from metal level by distance consisting 0.0025 - 0.0099 of ingot height. Such arrangement of crystallizer allows to promote crystallization degree of upper layers of metal of top portion of ingot, to prevent oxidation of inner structure of ingot, to eliminate annular segregation.

EFFECT: lowered quantity of crops of ingot top portion, less loss of yield at rolling process.

1 tbl, 1 ex

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RU 2 231 415 C1

Authors

Mashinskij V.M.

Lavrik A.N.

Jur'Ev A.B.

Sokolov V.V.

Pogorelov A.I.

Komshukov V.P.

Antonov V.A.

Bujmov V.A.

Kuznetsov I.S.

Amelin A.V.

Ermolaev A.I.

Rubtsov Ju.T.

Firsov V.A.

Maslakov A.A.

Dates

2004-06-27Published

2002-10-07Filed