Method of desulfurizing iron

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes

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75 58, C21C 702

Patent

active

047536764

ABSTRACT:
Iron is desulfurized with a compacted article composed of calcium carbide and a gas-generating solid whereby the article is disintegrated during desulfurization resulting in a substantial total consumption of the carbide and a resultant decrease of residual carbide in the slag produced.

REFERENCES:
patent: 4049442 (1977-09-01), Freissmuth
patent: 4242126 (1980-12-01), Freissmuth

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