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ZHEJIANG CHINA VALVE CO., LTD.

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Organization

  • Longwan, Wenzhou, CN
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing microsawtooth ring joint of two opposing surfaces
    • Patent number 9,175,778
    • Issue date Nov 3, 2015
    • Zhejiang China Valve Co. Ltd.
    • Changxiang Xu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stem seal
    • Patent number 8,382,067
    • Issue date Feb 26, 2013
    • Zhejiang China Valve Co., Ltd
    • Changxiang Xu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Sealing Microsawtooth Ring Joint of Two Opposing Surfaces
    • Publication number 20150192208
    • Publication date Jul 9, 2015
    • ZHEJIANG CHINA VALVE CO. LTD.
    • Changxiang XU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Sealing Microsawtooth Ring Joint of Two Opposing Surfaces
    • Publication number 20140203202
    • Publication date Jul 24, 2014
    • ZHEJIANG CHINA VALVE CO. LTD.
    • Changxiang XU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    STEM SHOULDER SEAL WITH DOUBLE RINGS AND AN ASSEMBLY OF INDEPENDENT...
    • Publication number 20110297863
    • Publication date Dec 8, 2011
    • ZHEJIANG CHINA VALVE CO., LTD.
    • Changxiang XU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Gland Seals
    • Publication number 20110254234
    • Publication date Oct 20, 2011
    • Zhejiang China Valve Co., Ltd.
    • Changxiang Xu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Trapezoid-Sectional Annular Thermally-Assisted Sealing Arrangement
    • Publication number 20080231000
    • Publication date Sep 25, 2008
    • Zhejiang China Valve Co., Ltd
    • Changxiang Xu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Stem Seal
    • Publication number 20080217568
    • Publication date Sep 11, 2008
    • ZHEJIANG CHINA VALVE CO., LTD.
    • Changxiang Xu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Trademarklast 30 trademarks