Gate valve structure with long service life

The utility model relates to the technical field of gate valves, in particular to a long-service-life gate valve structure which comprises a pipeline, the top of the pipeline is fixedly connected with a straight-through pipe, the top of the straight-through pipe is fixedly provided with a threaded p...

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Bibliographische Detailangaben
Hauptverfasser:	SU XIAODONG, GE LIN, JI JIEJING, LI ZHANGHU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING CLEANING CLEANING IN GENERAL 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 PERFORMING OPERATIONS PREVENTION OF FOULING IN GENERAL TAPS THERMAL INSULATION IN GENERAL TRANSPORTING VALVES WEAPONS
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