Sealing gate valve capable of preventing leakage

The sealing gate valve comprises a valve body, a valve cover, a valve rod and a hand wheel, the valve cover is arranged at the top end of the valve body, a protective frame is fixedly arranged on the outer side wall of the valve cover, a heating pipe is arranged on the inner side wall of the protect...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JIAO AISHENG, JIAO AIJUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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