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Coke oven door closure construction
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Patent number 4,552,623
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Issue date Nov 12, 1985
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Firma Carl Still GmbH & Co., KG
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Klaus Urbye
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Jamb brick support for coke oven doors
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Patent number 4,366,028
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Issue date Dec 28, 1982
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Firma Carl Still GmbH & Co. KG
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Werner Abendroth
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Coke oven construction
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Patent number 4,131,421
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Issue date Dec 26, 1978
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Firma Carl Still Recklinghausen
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Werner Abendroth
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...