SYSTEMS AND METHODS FOR SEALING A WELLBORE

A plug for sealing a wellbore includes a mandrel including a body having a longitudinal first end, a longitudinal second end opposite the first end, and an outer surface, wherein a plurality of ratchet teeth are positioned on the outer surface and formed of a fiber reinforced composite material, an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Magill, Joshua, Lee, Timmothy Alain
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A plug for sealing a wellbore includes a mandrel including a body having a longitudinal first end, a longitudinal second end opposite the first end, and an outer surface, wherein a plurality of ratchet teeth are positioned on the outer surface and formed of a fiber reinforced composite material, an annular seal positioned on the outer surface of the mandrel, wherein the seal includes a first longitudinal end and a second longitudinal end opposite the first end; and a body lock ring assembly positioned on the outer surface of the mandrel and located between the first end of the mandrel and the seal, wherein the body lock ring assembly includes a plurality of circumferentially spaced arcuate lock ring segments surrounding the mandrel, wherein an inner surface of each lock ring segment includes a plurality of ratchet teeth configured to matingly engage the ratchet teeth of the mandrel.