Polytetrafluoroethylene

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Patents Applicationslast 30 patents

  • 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 Harsh Environments

    • Publication number 20090265913
    • Publication date Oct 29, 2009
    • E.I. du Pont de Nemours and Company
    • Laurence Waino McKeen
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    System for tightly covering an elongate member with an elastic prot...

    • Publication number 20090199397
    • Publication date Aug 13, 2009
    • SOCIETE INDUSTRIELLE DE CONSTRUCTION D'APPAREILS ET DE MATERIEL ELECTRIQUES
    • Pierre Henri Adrien Franxois
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Coated pipes for harsh environments

    • Publication number 20060137757
    • Publication date Jun 29, 2006
    • Laurence Waino McKeen
    • B32 - LAYERED PRODUCTS
  • 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

    Multi-layer tubing having electrostatic dissipation for handling hy...

    • Publication number 20050173011
    • Publication date Aug 11, 2005
    • ITT Industries, Inc.
    • David L. Noone
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Coaxial hose assembly and method of making same

    • Publication number 20050056332
    • Publication date Mar 17, 2005
    • Norman S. Martucci
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    HOSE CONSTRUCTION CONTAINING THERMOPLASTIC QUADPOLYMERS

    • Publication number 20050025923
    • Publication date Feb 3, 2005
    • Timothy Paul Saupe
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Fluorocopolymer

    • Publication number 20040142134
    • Publication date Jul 22, 2004
    • ASAHI GLASS COMPANY, LIMITED
    • Atsushi Funaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Fluorocopolymer

    • Publication number 20030162923
    • Publication date Aug 28, 2003
    • ASAHI GLASS COMPANY, LIMITED
    • Atsushi Funaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Composite pipe having a PTFE inner layer and a covering layer of a...

    • Publication number 20030140978
    • Publication date Jul 31, 2003
    • Ralf Troschitz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Hydropneumatic pressure accumulator

    • Publication number 20020134446
    • Publication date Sep 26, 2002
    • Hydac Technology GmbH
    • Herbert Baltes
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Method for manufacturing thermoplastic tubing

    • Publication number 20020043330
    • Publication date Apr 18, 2002
    • Stanley E. Stripe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Multi-layer tubing having electrostatic dissipation for handling hy...

    • Publication number 20020036020
    • Publication date Mar 28, 2002
    • David L. Noone
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Polymer compositions intended for the manufacture of pipes for conv...

    • Publication number 20010055658
    • Publication date Dec 27, 2001
    • Pierre Lasson
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...