TREA

Paul E. Cox

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  • The Woodlands, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fracture and wear resistant rock bits
    • Patent number 6,655,478
    • Issue date Dec 2, 2003
    • Smith International, Inc.
    • Dah-Ben Liang
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Fracture and wear resistant rock bits
    • Publication number 20030111272
    • Publication date Jun 19, 2003
    • Dah-Ben Liang
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...