Tsuyoshi Yasui

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tuyere for blowing gases into molten metal bath container
- Patent number 4,417,723
- Issue date Nov 29, 1983
- Kabushiki Kaisha Kobe Seiko Sho
- Minoru Kitamura
- C21 - METALLURGY OF IRON