Hidetake Ishikawa

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Kitakyushu, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method for dephosphorization and denitrification of an alloy contai...
- Patent number 4,008,104
- Issue date Feb 15, 1977
- Nippon Steel Corporation
- Yasushi Nakamura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...