STEEL INGOT UPPER PART WARMING METHOD Russian patent published in 1995 - IPC

Abstract RU 2027539 C1

FIELD: metallurgy. SUBSTANCE: method involves covering ingot mold with heat-insulating cover, which does not contact with melt upon filling ingot mold with steel; slightly opening heat-insulating cover upon expiration of 1/3-2/3 of total ingot hardening time; spilling exothermal mixture components onto steel surface and repeatedly mounting heat-insulating cover to accomplish ingot hardening. EFFECT: reduced loss of steel with top discard. 2 dwg

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RU 2 027 539 C1

Authors

Nemchenko V.P.

Maksutov R.F.

Tsyrlin M.B.

Lubenets V.I.

Poletaev N.I.

Dates

1995-01-27—Published

1992-12-25—Filed