Double-loop check pressure retaining valve

The utility model provides a double-loop check pressure retaining valve. The utility model discloses a pressure retaining valve, and relates to the technical field of pressure retaining valves. The pressure retaining valve comprises a first pressure retaining guide cylinder, a second pressure retain...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	WANG RENHOU
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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