Metal seal

Metal seal

Seal assembly (201) for a subsea well assembly with inner and outer circular sealing surfaces (215a, 215b) in an annulus (211). It has a seal ring (203) with a cross section exhibiting two legs (205a, 205b), with seal ring seal surfaces (209a, 209b). The seal ring comprises a main metal section (217...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: AMREN BIRGER, TELLISKIVI TANEL, SMITH ANDRE M
Format: Patent
Sprache:chi ; eng
Schlagworte:
BLASTING
CYLINDERS
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
ENGINEERING ELEMENTS AND UNITS
FIXED CONSTRUCTIONS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
PISTONS
SEALINGS
THERMAL INSULATION IN GENERAL
WEAPONS
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Beschreibung
Zusammenfassung:Seal assembly (201) for a subsea well assembly with inner and outer circular sealing surfaces (215a, 215b) in an annulus (211). It has a seal ring (203) with a cross section exhibiting two legs (205a, 205b), with seal ring seal surfaces (209a, 209b). The seal ring comprises a main metal section (217) having metal with the same or higher degree of hardness than the metal in said facing circular sealing surfaces (215a, 215b). The seal ring seal surfaces comprise a seal ring surface metal (210a, 210b) which is of a softer metal than the metal in the circular sealing surfaces (215a, 215b) and the metal in the main metal section (217). The seal ring (203) comprises a second section (219) comprising said seal ring surface metal (210a, 210b), the second section (219) extending continuously between said seal ring seal surfaces (209a, 209b) on the respective legs.