TREA

Ludger Althoff

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  • Haltern, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ascension pipe closure for coke oven batteries
    • Patent number 4,168,208
    • Issue date Sep 18, 1979
    • Dr. C. Otto & Comp. G.m.b.H.
    • Ludger Althoff
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...