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Coke-oven door assembly
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Patent number 5,658,434
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Issue date Aug 19, 1997
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Krupp-Koppers GmbH
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Rainer Schlosser
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Leveling door
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Patent number 5,306,396
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Issue date Apr 26, 1994
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Krupp-Koppers GmbH
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Rainer Schlosser
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Coke oven door
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Patent number 4,770,749
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Issue date Sep 13, 1988
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Krupp-Koppers GmbH
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Rainer Schlosser
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Door structure for coking ovens
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Patent number 4,532,010
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Issue date Jul 30, 1985
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Krupp-Koppers GmbH
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Heinz Durslen
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...