TREA

Franz Schafer

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  • Essen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flue housing for a coke oven
    • Patent number 4,361,468
    • Issue date Nov 30, 1982
    • Didier Engineering GmbH
    • Alfred Mertens
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...