Process for dealuminizing molten cast iron

Details Process for dealuminizing molten cast iron Process for dealuminizing molten cast iron

1992-09-04

1994-02-08

Rosenberg, Peter D.

Alloys or metallic compositions

Ferrous

1.7 percent or more carbon containing

75310, 75560, 75565, 75570, C22C 3300

Patent

active

052846172

ABSTRACT:
Dealuminizing cast iron by contacting it with free-flowing flux particles having a solid silica core and a molten silica shell wherein said flux comprises silica and about 1% to about 5% calcium fluoride.

REFERENCES:
patent: 2306976 (1942-12-01), Pedersen
patent: 2694023 (1954-11-01), Hopkins
patent: 3320052 (1967-05-01), Bowden
patent: 3446614 (1969-05-01), Johnson
patent: 3617259 (1971-11-01), Doliwa
patent: 3998624 (1976-12-01), Harris et al.
patent: 4040818 (1977-08-01), Clegg
patent: 5078784 (1992-01-01), Craig

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