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High iron oxide hydraulic cement
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Patent number 4,036,657
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Issue date Jul 19, 1977
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Reagents of the University of California
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Povindar K. Mehta
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3793036
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Patent number 3,793,036
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Issue date Feb 19, 1974
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3194673
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Patent number 3,194,673
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Issue date Jul 13, 1965
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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2204959
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Patent number 2,204,959
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Issue date Jun 18, 1940
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES