C - Chemistry – Metallurgy – 21 – B
Patent
C - Chemistry, Metallurgy
21
B
C21B 5/02 (2006.01) C21B 13/10 (2006.01) C21C 1/04 (2006.01) C22B 1/245 (2006.01) C22B 5/10 (2006.01)
Patent
CA 2423166
A method for making reduced iron using blast-furnace sludge is provided. The method includes a mixing step of mixing the blast-furnace sludge and an iron-oxide-containing powder to prepare a mixed material, an agglomerating step of agglomerating the mixed material to form agglomerates, a feeding step of feeding the agglomerates onto a continuously moving hearth, and a reducing step of heating the agglomerates to remove zinc and reduce the agglomerates.
Fuji Kojiro
Harada Takao
Iwasaki Nobuyuki
Maki Takeshi
Matsui Yoshiyuki
Kabushiki Kaisha Kobe Seiko Sho (kobe Steel Ltd.)
Riches Mckenzie & Herbert Llp
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