Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1994-06-21
1995-10-03
Rosenberg, Peter D.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
75 102, 266218, 266225, 373 22, 373 60, C21C 552
Patent
active
054548527
ABSTRACT:
A converter for the production of steel from solid and/or liquid charging substances, such as pig iron and/or scrap and/or sponge iron, includes a refractorily lined refining vessel, a refining device for feeding oxygen or an oxygen-containing gas, and a heating device. In order to obtain the maximum output possible at high scrap charging as well as a high purity of the steel, the heating device includes at least one self-consuming graphite electrode and the refining device, independent of the heating device, either is formed by an oxygen-blowing lance or includes oxygen-containing bottom and/or lateral tuyeres located below the melt bath level.
REFERENCES:
patent: 3316082 (1967-04-01), Barloga et al.
patent: 3556771 (1971-01-01), Bruning
patent: 3708599 (1973-01-01), Krause
patent: 3902889 (1975-09-01), Malin
Grabner Johann
Kaspar Sieghart
Pirklbauer Wilfried
Rosenberg Peter D.
Voest-Alpine Industieanlagenbau GmbH
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