Soft or hard double sealing ball valve

The utility model relates to a soft or hard double sealing ball valve, a soft or hard double sealing ball valve, it includes valve body, disk seat and spheroid, the valve body endotheca is equipped with the spheroid the valve body is equipped with the disk seat with spheroidal contact department, be...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Ruan Xuchao, Ye Tingting, Xie Pinfang, Tang Yongjian, Zhang Rongwei, Lu Jianming, Zheng Yubin
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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