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Fire-safe valve structure
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Patent number 4,393,889
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Issue date Jul 19, 1983
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ACF Industries, Incorporated
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Scott W. Binegar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve stem packing structure
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Patent number 4,379,557
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Issue date Apr 12, 1983
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ACF Industries, Incorporated
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Hamid J. Saka
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Spacer plates for gate valve seat assemblies
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Patent number 4,179,098
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Issue date Dec 18, 1979
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ACF Industries, Incorporated
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Anthony A. Laitkep
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...