SOUPAPE A BILLE A L'EPREUVE DU FEU

SOUPAPE A BILLE A L'EPREUVE DU FEU

A soft-seated fire-safe ball valve includes a pair of seat assemblies each comprising a seat ring (102), at least one ring (102) being cooperatively associated with a weir ring (130) for inhibiting extrusion of the seat ring (102) such that the seat assembly operates to maintain a fluid-tight seal u...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: PETER CHARLES WILLIAMS, ULRICH HUBERT KOCH ET TIMOTHY JAMES FRANCIS
Format: Patent
Sprache:fre
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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Beschreibung
Zusammenfassung:A soft-seated fire-safe ball valve includes a pair of seat assemblies each comprising a seat ring (102), at least one ring (102) being cooperatively associated with a weir ring (130) for inhibiting extrusion of the seat ring (102) such that the seat assembly operates to maintain a fluid-tight seal upon partial destruction of the elastic seat ring due to elevated temperatures.