Water conservancy control valve

The utility model discloses a water conservancy control valve which comprises a first valve body fixedly connected to the top of a pipeline, a second valve body is fixedly connected to the top of thefirst valve body, a valve rod is rotationally installed in the second valve body, and the top end of...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	TAN YUBING
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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