C - Chemistry – Metallurgy – 21 – B
Patent
C - Chemistry, Metallurgy
21
B
44/4, 53/95
C21B 13/00 (2006.01) C10L 5/10 (2006.01) C21B 5/00 (2006.01)
Patent
CA 1236975
ABSTRACT OF THE DISCLOSURE An improved method for producing a reactivity promoted carbonaceous solid reductant for use in the direct reduction of iron ore, in which the carbonaceous solid has incorporated therein an additional alkaline earth metal compound, wherein the improvement comprises grinding and mixing the carbonaceous solid reductant with the alkaline earth metal compound and agglomerating the resulting mixture, thereby to product the reactivity promoted carbonaceous solid reductant of a definite grain size, and having an improved Boudouard reactivity.
438768
Koyabu Yukio
Kurozu Shinichi
Matsuoka Toshio
Sugimori Seiji
Gowling Lafleur Henderson Llp
Sumitomo Heavy Industries Ltd.
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