TREA

Wilfred A. Martinez

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  • Annandale, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dry refractory composition
    • Patent number 5,284,808
    • Issue date Feb 8, 1994
    • Minteq International Inc.
    • John Damiano
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Lightweight tundish refractory composition
    • Patent number 5,073,525
    • Issue date Dec 17, 1991
    • Quigley Company, Inc.
    • Jung-Jen A. Cheng
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES