TREA

Walter Mertens

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  • Bochum, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for renewing the brickwork of coke ovens
    • Patent number 4,373,244
    • Issue date Feb 15, 1983
    • Dr. C. Otto & Comp. G.m.b.H.
    • Walter Mertens
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...