TREA

Wopfinger Stein- und Kalkwerke Schmid & Co.

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  • Waldegg/Wopfing, AT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic binder
    • Patent number 6,409,820
    • Issue date Jun 25, 2002
    • Wopfinger Stein- und Kalkwerke Schmid & Co.
    • Denes Novak
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method of producing cement clinker
    • Patent number 5,199,987
    • Issue date Apr 6, 1993
    • Wopfinger Stein- und Kalkwerke Schmid & Co.
    • Ludwig Ernstbrunner
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES