B - Operations – Transporting – 22 – D
Patent
B - Operations, Transporting
22
D
22/135, 6/46
B22D 7/10 (2006.01)
Patent
CA 1214902
ABSTRACT OF THE DISCLOSURE The exposed surface of a molten metal, ferrous or non-ferrous in a ladle is covered by an expanding insul- ating ladle covering compound that is capable of absorb- ing and removing non-metallic inclusions in a predictable volume. The compound includes burnt lime in amounts between 56% and 60% by weight, aluminum dross, including Al2O3 in amounts between 22% and 30% by weight,fluorspar in amounts between 7% and 9% by weight, and acid treated graphite in amounts between 1% and 4% by weight. -2-
453740
Frayne & Company Robert
Labate Michael D.
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