C - Chemistry – Metallurgy – 21 – C
Patent
C - Chemistry, Metallurgy
21
C
53/43
C21C 5/32 (2006.01) C21B 5/00 (2006.01) C21B 5/06 (2006.01)
Patent
CA 1185433
ABSTRACT Hot reducing gases, mainly containing CO, H2, and optionally N2, as well as smaller quantities of H2O and CO2, are injected through some of the tuyeres. Hot air, hot superoxygenated air, recycled gas, or combustion vapour containing sufficient CO2 is injected through the other tuyeres.
398040
Ponghis Nikolas G.
Poos Arthur G.
Centre de Recherches Metallurgiques-Centrum Voor Research In de
Marks & Clerk
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