Hidenori Tada

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Okayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carbon-containing refractory and process for producing the same
- Patent number 6,136,227
- Issue date Oct 24, 2000
- Shinagawa Refractories Co., Ltd.
- Takashi Yamamura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES