C - Chemistry – Metallurgy – 21 – C
Inventor
C - Chemistry, Metallurgy
21
C
Inventor
Country: Japan
Arc heating type extra-furnace refining apparatus
Bottom-blown gas blowing nozzle for molten metal refining...
Gas blowing nozzle, and production and usage thereof
Method for melting and reducing chrome ore
Method of heating molten steel by arc process
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