C - Chemistry – Metallurgy – 21 – C
Patent
C - Chemistry, Metallurgy
21
C
53/87
C21C 7/00 (2006.01) C21C 5/32 (2006.01)
Patent
CA 1096176
A REFINING PROCESS BASED ON TOP-BLOWING WITH OXYGEN Abstract of Disclosure A process for refining iron melts by blowing oxygen onto the surface of the iron melt, the quantity or concentration of the stream of oxygen being kept constant for most of the blowing time and being reduced in one or more stages towards the end of the blowing time without any significant increase in the total blowing time.
290331
Fetherstonhaugh & Co.
Granges Oxelosunds Jarnverk Ab
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