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PetrolValves, LLC

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  • Houston, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Helical spline actuators
    • Patent number 8,413,573
    • Issue date Apr 9, 2013
    • PetrolValves LLC
    • Francesco Rebecchi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Helical spline actuators
    • Patent number 7,584,692
    • Issue date Sep 8, 2009
    • PetrolValves, LLC
    • Francesco Rebecchi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Metal valve stem seal and sealing system
    • Patent number 7,565,913
    • Issue date Jul 28, 2009
    • PetrolValves, LLC
    • Roberto Pozzati
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal valve stem and sealing system
    • Patent number 7,428,912
    • Issue date Sep 30, 2008
    • PetrolValves, LLC
    • Roberto Pozzati
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...