C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/149, 53/77
C22C 38/02 (2006.01) C21C 7/00 (2006.01) C21C 7/06 (2006.01) C21C 7/064 (2006.01)
Patent
CA 1070986
ABSTRACT OF THE DISCLOSURE A melt for cold rolled, non-oriented silicon steel is deoxidized and thereafter treated with mischmetal or a mischmetal alloy to desulfurize the melt to .012% by weight sulfur or less without the formation of a polluting smoke. The deoxidation is carried cut to the extent that, and the mischmetal is added in an amount such that, the melt composi- tion, has a total cerium content of up to about 400 ppm. and preferably from about 75 to about 250 ppm.
250659
Evans James D.
Long William R. (jr.)
LandOfFree
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