Nobuo Harada

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steelmaking of an extremely low carbon steel in a converter
- Patent number 4,592,778
- Issue date Jun 3, 1986
- Kawasaki Steel Company
- Tetsuya Fujii
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for protecting tuyeres for refining a molten iron
- Patent number 4,436,287
- Issue date Mar 13, 1984
- Kawasaki Steel Corporation
- Toshikazu Sakuraya
- C21 - METALLURGY OF IRON