CENTRALIZING AND PROTECTING SABOT

A wellbore system, comprising a housing arranged circumferentially about a wellbore; a hanger arranged radially inward from the housing; and a sealing assembly between the housing and the hanger, the sealing assembly forming a pressure containing seal between the housing and the hanger, wherein the...

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Bibliographische Detailangaben
Hauptverfasser:	Dunn, Gregory, Cheng, Samuel Heung Yeung, Pallini, Joseph, O'Dell, Kevin
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING 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 JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A wellbore system, comprising a housing arranged circumferentially about a wellbore; a hanger arranged radially inward from the housing; and a sealing assembly between the housing and the hanger, the sealing assembly forming a pressure containing seal between the housing and the hanger, wherein the sealing assembly comprises a seal positioned between the housing and the hanger, the seal having a first leg proximate the housing, a second leg proximate the hanger, and an opening; an energizing ring extending into the opening to drive the first leg and the second leg radially outward and into contact with the housing and the hanger, respectively; a sabot positioned radially outward from the first leg and at least partially within a recess formed in the first leg, the sabot having a first diameter greater than a second diameter of the seal; and a bridge coupled to the sabot and axially higher than the sabot, the bridge engaging at least a portion of the seal.