Process for the production of carburized sponge iron briquettes

Details Process for the production of carburized sponge iron briquettes Process for the production of carburized sponge iron briquettes

1978-06-07

1979-12-11

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 11, 75256, 264111, C21C 552

Patent

active

041781708

ABSTRACT:
In the direct reduction of iron ore in a series of fluidized beds, for the production of carburized iron sponge briquettes for use in electric furnaces, carburization is carried out after the last fluidized bed, at a temperature of 600.degree. to 700.degree. C., by batching the reduced iron powder with a solid finely divided carbonaceous material and then briquetting the mixture, in an inert atmosphere.

REFERENCES:
patent: 3140940 (1964-07-01), Keith
patent: 3833343 (1974-09-01), Holowaty et al.
patent: 4093455 (1978-06-01), Pietsch
patent: 4116678 (1978-09-01), Lafont et al.
patent: 4116679 (1978-09-01), Pietsch

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