Isao Arimitsu

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Preheating mechanism for use with duplex electric-arc furnace system
- Patent number 4,653,065
- Issue date Mar 24, 1987
- Nippon Steel Corporation
- Masahiko Seki
- C21 - METALLURGY OF IRON