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Coke oven door
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Patent number 4,596,197
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Issue date Jun 24, 1986
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Raymond Kaiser Engineers Inc.
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Raymond C. Kinzler
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Apparatus for extending a header
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Patent number 4,489,747
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Issue date Dec 25, 1984
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Raymond Kaiser Engineers Inc.
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Ward F. Gidick
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pusher ram
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Patent number 4,486,138
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Issue date Dec 4, 1984
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Raymond Kaiser Engineers Inc.
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Jiri Hendrych
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Pusher ram
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Patent number 4,486,139
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Issue date Dec 4, 1984
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Raymond Kaiser Engineers Inc.
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Jiri Hendrych
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Blast furnace stove outlet
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Patent number 4,478,575
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Issue date Oct 23, 1984
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Raymond Kaiser Engineers Inc.
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Jack Hyde
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C21 - METALLURGY OF IRON
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Insulating charging hole cover
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Patent number 4,475,989
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Issue date Oct 9, 1984
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Raymond Kaiser Engineers Inc.
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George R. Cain
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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