ANTI-EXTRUSION BARRIER FOR PACKING ELEMENT

An anti-extrusion device used in a packer or a bridge plug is disclosed. The anti-extrusion device includes a garter spring and a support assembly having a ring shaped body disposed in an entire circumference of an inner volume of the garter spring. The ring shaped body expands with expansion of the...

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Bibliographische Detailangaben
Hauptverfasser:	INGRAM, Gary Duron, HARRALL, Simon J
Format:	Patent
Sprache:	eng ; fre ; ger
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:	An anti-extrusion device used in a packer or a bridge plug is disclosed. The anti-extrusion device includes a garter spring and a support assembly having a ring shaped body disposed in an entire circumference of an inner volume of the garter spring. The ring shaped body expands with expansion of the garter spring while maintaining a continuous ring.