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Intellectual Property

 

Invention Patent

  • Processing technology of butterfly valve seal (ZL2006 1 0152644.8)
  • Butterfly valve body dynamic seal ring pointing device (ZL2007 1 0159250.X)
  • The closing and locking equipment for valves (ZL2009 1 0011939.7)
  • Valve body active seal circle position monitor equipment (ZL2009 2 0014504.3)

 

Patents of New Applications

  • An energy-saving heat-sink used in heating  (ZL2008 2 0218146.3)
  • A device used in energy-saving boiler combustion ( ZL2008 2 0218145.9)
  • Butterfly valve sealing ring instruction device (ZL2007 2 0185293.0)
  • Butterfly valve with block for opening butterfly plate (ZL2007 2 0185289.4)
  • Piston flow-adjusting valve with removable piston sealing ring (ZL2007 2 0185288.X)
  • J-shapes large dimension butterfly valve hard sealing ring (ZL2007 2 0185292.6)
  • Composite valve sealing ring (ZL2007 2 0185290.7)
  • Multi-level buffering full oriented valve fuel tank (ZL2007 2 0185287.5)
  • Fluid control valve on-off speed control device (ZL2007 2 0185286.0)
  • T-shaped large dimension butterfly valve rubber sealing ring (ZL2007 2 0185291.1)
  • Butterfly valve with butterfly plate adjusting device (ZL2008 2 0231340.5)
  • Two-way sealed butterfly valve (ZL 2009 2 0014504.3)

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