TREA

Walter Meon

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  • Gelnhausen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Precipitated silica
    • Patent number 5,871,867
    • Issue date Feb 16, 1999
    • Degussa Aktiengesellschaft
    • Ralf Rausch
    • C01 - INORGANIC CHEMISTRY