Powdered desulfurizing reagent and process of use

Details Powdered desulfurizing reagent and process of use Powdered desulfurizing reagent and process of use

1992-10-26

1994-02-08

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Compositions

Solid treating composition for liquid metal or charge

C21C 702

Patent

active

052845044

ABSTRACT:
A reagent for desulfurizing molten iron comprising calcium carbide and/or lime and an asphaltite. The reagent may contain, in addition, magnesium which is either uniformly distributed within the reagent mixture, or stored separately and added to the mixture during fluidized transport of the reagent just prior to injection to vary the addition of magnesium for any given injection.

REFERENCES:
patent: 4194902 (1980-03-01), Gmohling
patent: 4260413 (1981-04-01), Freissmuth
patent: 4764211 (1988-08-01), Meichsner

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