C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/39
C04B 35/00 (2006.01) B22D 7/10 (2006.01) B22D 41/02 (2006.01)
Patent
CA 1072131
ABSTRACT This invention relates to a heat insulating article for the treatment of molten steel comprising a basic mixture of 50 to 95% by weight of refractory materials, 0.5 to 40 % by weight of inorganic fibrous materials and 1 to 10 % of binder, characterized by including 1 to 10% by weight of a chrome-containing material in terms of chrome oxide (Cr2O3).
278809
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