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Expansive demolition agent
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Patent number 4,807,530
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Issue date Feb 28, 1989
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Onoda Cement Co., Ltd.
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Shiro Ishii
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Demolition agent for brittle materials
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Patent number 4,717,503
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Issue date Jan 5, 1988
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Mitsubishi Mining & Co., Ltd.
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Yoshio Makino
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Demolition facilitating agent
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Patent number 4,604,143
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Issue date Aug 5, 1986
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Ube Industries, Ltd.
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Yuichi Suzukawa
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Hydration-expansive crushing cartridge
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Patent number 4,378,997
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Issue date Apr 5, 1983
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Nippon Oil and Fats Co., Ltd.
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Tsuneo Kasama
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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