Continuous multi-stage well stimulation system

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United States of America Patent

PATENT NO 9260956
APP PUB NO 20130319669A1
SERIAL NO

13908202

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Abstract

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A system is provided that is conducive to multi-stage stimulation in a near-continuous fashion. That is, unlike conventional stimulation systems, embodiments herein may operate without the requirement of traditional plug-setting, perforating and fracturing interventions on a zone by zone basis for a cemented completion. Rather, the system is outfitted with frac sleeves that may be shifted open to expose the bore to the formation while simultaneously achieving a seal through a ball drop technique. Once more, this manner of operation is rendered practical by the sleeve being of a passable configuration such that cementing of the casing is not impeded.

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Patent Owner(s)

Patent OwnerAddress
SCHLUMBERGER TECHNOLOGY CORPORATION300 SCHLUMBERGER DRIVE SUGAR LAND TX 77478

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
DuPree, Wade D Sugar Land, US 9 202
Foucher, Pierre-Arnaud Houston, US 13 104
Martinez, Ruben Houston, US 55 822

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