Subsea completion with a wellhead annulus access adapter

Subsea completion with a wellhead annulus access adapter

A subsea completion assembly for a subsea well including installed casing and a wellhead. The assembly includes a production casing forming a B annulus between the outside of the production casing and the installed casing. The assembly also includes an annulus access adapter installed in the wellhea...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WARD SCOTT D, JUNE DAVID R, GWYN DAVID R
Format: Patent
Sprache:eng
Schlagworte:
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:A subsea completion assembly for a subsea well including installed casing and a wellhead. The assembly includes a production casing forming a B annulus between the outside of the production casing and the installed casing. The assembly also includes an annulus access adapter installed in the wellhead, the adapter including a manipulatable valve controlling fluid communication with the fluid in the B annulus across the annulus access adapter. A property of the fluid in the B annulus can be monitored by fluid communicated across the annulus access adapter.