Wellhead assembly

A wellhead assembly (10) includes a wellhead (12) having a tubular wellhead body (14, 14 ') having an outer surface; a wellhead casing (16) extending from the wellhead body (14; a wellhead assembly (10) extending from a first end of a wellhead body (14, 14 ') having an outer surface and pr...

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Bibliographische Detailangaben
Hauptverfasser:	PETRIE GREG, SCHINDLER UWE, ANDY. DYSON, RODRIGUEZ GARCIA JAVIER, SPITZ STEWART, BECKERS MARTIN, HALL LEE
Format:	Patent
Sprache:	chi ; 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 wellhead assembly (10) includes a wellhead (12) having a tubular wellhead body (14, 14 ') having an outer surface; a wellhead casing (16) extending from the wellhead body (14; a wellhead assembly (10) extending from a first end of a wellhead body (14, 14 ') having an outer surface and proximal and distal ends (16a, 16b) with respect to the wellhead body (14, 14') includes a tubular outer sleeve (24) having an inner surface between which the wellhead body (14, 14 ') extends, and the wellhead body (14, 14') extends from a first end of the wellhead body (14, 14 ') to a second end of the wellhead body (14, 14'), the wellhead sleeve (16) having a proximal end (16a) and a distal end (16b) with respect to the wellhead body (14, 14 '). An annular space (30) is present between an outer surface of the first end of the wellhead body (14, 14 ') and an outer surface of the wellhead casing (16), where the system further includes a solid cement liner extending from an inner surface of the outer casing (24) into the annula