BUTTERFLY VALVE SEAT RING AND BUTTERFLY VALVE PROVIDED WITH SAME

A seat ring (15) for a butterfly valve (11) is mounted on an inner peripheral surface of an internal flow passage extending along the flow passage axis in a valve body (13) of the butterfly valve (11), so that an outer peripheral edge surface of a valve element (17) supported to be rotatable in the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YAMASHITA, Seiji, YAMAMOTO, Yukihisa
Format:	Patent
Sprache:	eng ; fre ; ger
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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