TREA

Raymond P. Heilich

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  • Mehlville, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Noncollapsible ceramic foam
    • Patent number 4,356,271
    • Issue date Oct 26, 1982
    • Aluminum Company of America
    • Thomas L. Francis
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    High purity mortar suitable for bonding refractory brick
    • Patent number 4,246,035
    • Issue date Jan 20, 1981
    • Aluminum Company of America
    • George Maczura
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    High early strength cement
    • Patent number 3,997,353
    • Issue date Dec 14, 1976
    • Aluminum Company of America
    • James Chervenka
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES