Automatic slag scraping cut-off ball valve

The utility model discloses an automatic slag scraping cut-off ball valve which comprises a blank cap, an inner hexagon screw, a lower valve rod, a first O-shaped ring, a first stud, a fourth O-shaped ring, a ball body, an upper valve rod, a support, a second stud and a nut. The blank cap is fixedly...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG XIAOQIN, LIAO JINNONG, MEI XIANGLIN, WANG XIAOZHE, ZHANG BICI
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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