Method for producing chromium containing molten iron with low su

Details Method for producing chromium containing molten iron with low su Method for producing chromium containing molten iron with low su

1990-11-19

1991-07-02

Andrews, Melvyn J.

Alloys or metallic compositions

Ferrous

Nine percent or more chromium containing

420104, 420583, 75623, C22C 3706

Patent

active

050283880

ABSTRACT:
Reduction of chromium oxide is performed by utilizing refinement or reduction container having top-blowing capability. Chromium oxide is charged in the molten iron bath in the aforementioned container. Content of slag is adjusted to maintain the following condition:

REFERENCES:
patent: 4410360 (1983-10-01), Katayama et al.
patent: 4772316 (1988-09-01), Radke et al.
Patent Abstracts of Japan, vol. 7, No. 3 (C-143) (1148), Jan. 7th, 1983.
Patent Abstracts of Japan, vol. 11, No. 200 (C-431) (2647), Jun. 27th, 1987.
Patent Abstracts of Japan, vol. 10, No. 373 (C-391) (2430), Dec. 12th, 1986.
Patent Abstracts of Japan, vol. 9, No. 119 (C-282) (1842), May 23rd, 1985.

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