Portable square ball valve

The invention discloses a portable square ball valve belonging to the technical field of a ball valve. The square ball valve is mainly used for solving the problems of poor sealing performance, narrow applicable scale, complex operation, and heavy weight of the existing ball valve. The portable squa...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG XINZHI, TAN CHENGDING, LI FENGBIN, CHEN CONGFEN, ZHANG YU, WU XUEDONG
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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