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Making a taphole
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Patent number 5,018,709
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Issue date May 28, 1991
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Nicholas Cassens
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B22 - CASTING POWDER METALLURGY
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Gunnable refractory composition
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Patent number 4,778,526
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Issue date Oct 18, 1988
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National Refractories & Minerals Corporation
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Nicholas Cassens
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Refractory gun mix
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Patent number 4,463,100
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Issue date Jul 31, 1984
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Kaiser Aluminum & Chemical Corporation
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Nicholas Cassens
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Refractory gun mix
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Patent number 4,276,091
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Issue date Jun 30, 1981
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Kaiser Aluminum & Chemical Corporation
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Nicholas Cassens
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Refractory gun mix
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Patent number 4,244,744
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Issue date Jan 13, 1981
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Kaiser Aluminum & Chemical Corporation
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Nicholas Cassens
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Plastic chrome ore
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Patent number 4,166,748
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Issue date Sep 4, 1979
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Kaiser Aluminum & Chemical Corporation
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Nicholas Cassens
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Refractory composition
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Patent number 4,149,897
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Issue date Apr 17, 1979
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Kaiser Aluminum & Chemical Corporation
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Nicholas Cassens
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Gunnable refractory composition
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Patent number 4,001,029
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Issue date Jan 4, 1977
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Kaiser Aluminum & Chemical Corporation
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Nicholas Cassens
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES