Roy R. Ramey

Person

  • Mexico, MO, US

Patents Grantslast 30 patents

  • Information Patent Grant

    High density chronic oxide refractory block

    • Patent number 4,724,224
    • Issue date Feb 9, 1988
    • A. P. Green Refractories Co.
    • Walter G. Staley
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES