Robert A. Penty

Person

  • Cape Elizabeth, ME, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of machining cast iron

    • Patent number 4,497,228
    • Issue date Feb 5, 1985
    • GTE Laboratories Incorporated
    • Vinod K. Sarin
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Composite ceramic heat exchange tube

    • Patent number 4,437,217
    • Issue date Mar 20, 1984
    • Hague International
    • Paul G. Lallaye
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Abrasion resistant silicon nitride based articles

    • Patent number 4,433,979
    • Issue date Feb 28, 1984
    • GTE Laboratories Incorporated
    • Vinod K. Sarin
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Composite ceramic heat exchange tube

    • Patent number 4,332,295
    • Issue date Jun 1, 1982
    • Hague International
    • Paul G. LaHaye
    • F28 - HEAT EXCHANGE IN GENERAL