4. C - Chemistry, Metallurgy
  5. 21
  6. C

Shinji Koyama

C - Chemistry – Metallurgy – 21 – C

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Inventor

Country: Japan

Method for stably refining high carbon steel

C - Chemistry – Metallurgy – 21 – C
Patent

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Tuyere for blowing gases into molten metal bath container

F - Mech Eng,Light,Heat,Weapons – 27 – D
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Profile ID: LFCA-PAI-P-1092202

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