Kunio Kato

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Patents Grantslast 30 patents

Information Patent Grant
Method for calcining fine limestone powder
- Patent number 5,653,948
- Issue date Aug 5, 1997
- Yoshizawa Sekkai Kogyo Kabushiki Kaisha
- Kunio Kato
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES