TREA

Jean-Claude Riglet

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  • Nanterre, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drilling tool
    • Patent number 8,020,323
    • Issue date Sep 20, 2011
    • Compagnie du Sol
    • Philippe Chagnot
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cutter head for an excavator machine
    • Patent number 7,765,723
    • Issue date Aug 3, 2010
    • Compagnie du Sol
    • Philippe Chagnot
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cutter head for an excavator machine
    • Patent number 7,591,514
    • Issue date Sep 22, 2009
    • Compagnie du Sol
    • Philippe Chagnot
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    DRILLING TOOL
    • Publication number 20090165338
    • Publication date Jul 2, 2009
    • Philippe Chagnot
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Cutter head for an excavator machine
    • Publication number 20080022563
    • Publication date Jan 31, 2008
    • Philippe Chagnot
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Cutter head for an excavator machine
    • Publication number 20080024001
    • Publication date Jan 31, 2008
    • Philippe Chagnot
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING