Tsunemi Ochiai

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Himeji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing refractory material having numerous throug...
- Patent number 4,282,173
- Issue date Aug 4, 1981
- Nippon Steel Corporation
- Tsunemi Ochiai
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method and apparatus for repairing damaged surface of refractory li...
- Patent number 4,107,244
- Issue date Aug 15, 1978
- Nippon Steel Corporation
- Tsunemi Ochiai
- B22 - CASTING POWDER METALLURGY