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  • Information Patent Application

    Coated Pipes for Conveying Oil

    • Publication number 20130160887
    • Publication date Jun 27, 2013
    • E I DU PONT DE NEMOURS AND COMPANY
    • LAURENCE WAINO MCKEEN
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Coated Pipes for Conveying Oil

    • Publication number 20090272479
    • Publication date Nov 5, 2009
    • E.I. du Pont de Nemours and Company
    • Laurence Waino McKeen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Coated Pipes for Conveying Oil

    • Publication number 20090266437
    • Publication date Oct 29, 2009
    • E.I. du Pont de Nemours and Company
    • Laurence Waino McKeen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Coated pipes for conveying oil

    • Publication number 20060017281
    • Publication date Jan 26, 2006
    • Laurence Waino McKeen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal tubing coated with multiple layers of polymeric materials

    • Publication number 20030012907
    • Publication date Jan 16, 2003
    • Henry S. Hsich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electropolishing method for oil field tubular goods and drill pipe

    • Publication number 20010027867
    • Publication date Oct 11, 2001
    • John B. Gandy
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    METAL TUBING COATED WITH MULTIPLE LAYERS OF POLYMERIC MATERIALS

    • Publication number 20010008665
    • Publication date Jul 19, 2001
    • HENRY S. HSICH
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...