Invention Patent
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  • Regulating valve for main steam drainage function of thermal equipment

    Regulating valve for...

  • Quick cut-off medium pneumatic ball valve

    Quick cut-off medium...

  • Pressure regulating butterfly valve with high performance and low resistance

    Pressure regulating...

  • Speed limiting structure for throttle valve throttling

    Speed limiting struc...

  • A hedge type check valve

    A hedge type check v...

  • Gate valves for supercritical power plants

    Gate valves for supe...

  • Butterfly valve for water path in hot water heating system

    Butterfly valve for...

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