METHOD OF MELTING FERRO-ALUMINUM Russian patent published in 2003 - IPC

Abstract RU 2215809 C1

FIELD: metallurgy; methods of melting ferro-aluminum used for deoxidation of steel. SUBSTANCE: proposed method employs open channel-type or crucible furnace as melting unit. First portion of charge consisting of industrial waste (steel and aluminum scrap) and slag-forming materials in furnace. After melting of first portion of charge, next portions are loaded on protective liquid slag in succession; after melting of subsequent portion of charge, next portions are loaded at ratio determined by composition of alloy. EFFECT: reduced losses of alloy elements. 3 cl, 1 tbl, 1 ex

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RU 2 215 809 C1

Authors

Kostarev V.G.

Pochivalov O.V.

Teljashov N.V.

Sheshukov O.Ju.

Dates

2003-11-10—Published

2002-10-14—Filed