METHOD OF MANUFACTURING INGOTS Russian patent published in 1995 - IPC

Abstract RU 2041766 C1

FIELD: foundry engineering. SUBSTANCE: mould is made up by means of ramming sand in space between pattern and flask. Surface of frozen mould is coated with fireproof paint. After molten metal is poured and hardened in a mould, frozen liquid of used mould is melted and used again for manufacturing new mould. EFFECT: enhanced economic efficiency and productivity, reduced power consumption. 1 tbl

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RU 2 041 766 C1

Authors

Chernyj V.A.

Chernyj A.A.

Dates

1995-08-20—Published

1992-03-12—Filed