Fracking Plug with a Support Ring

Abstract: an example plug assembly includes: a cone; a seal mounted to the cone; an anchoring ring comprising a plurality of anchoring ring segments disposed in a circular array, wherein a respective receptacle is formed between each two adjacent anchoring ring segments of the plurality of anchoring ring segments; and a support ring that is interposed between the seal and the anchoring ring, wherein the support ring comprises a plurality of support ring segments disposed in a respective circular array, such that each support ring segment partially overlaps two adjacent anchoring ring segments, and wherein each support ring segment of at least a subset of the plurality of support ring segments has a protrusion that is received within the respective receptacle.

Inventor(s): Paul A. Dudzinski, Kenneth W. Cornett

CPC Classification: E21B33/1293 (Packers; Plugs (used for cementing , ))

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