C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
53/347, 39/46
C22B 5/10 (2006.01) C21B 13/14 (2006.01) C22B 5/14 (2006.01) F27B 15/00 (2006.01)
Patent
CA 1337921
A method and apparatus for producing, in a reactor, a suitable prereduced product for final reduction from material containing metal oxide. The material is preheated in a fluidized bed by means of hot gases from a subsequent prereduction stage. The hot material is smelted and preredu- ced in a flame chamber utilizing hot reducing gases from a subsequent final reduction stage. The prereduced material is completely reduced in the final reduction stage.
595002
Elvander Hans
Malmstrom Rolf
Foster Wheeler Energia Oy
Gowling Lafleur Henderson Llp
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