Multi-zone actuation system using wellbore darts

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9835004
APP PUB NO 20160251923A1
SERIAL NO

14423154

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Disclosed is a sliding sleeve assembly that includes a sliding sleeve sub coupled to a work string extended within a wellbore, the sliding sleeve sub having one or more ports defined therein that enable fluid communication between an interior and an exterior of the work string, a sliding sleeve arranged within the sliding sleeve sub and movable between a closed position, where the sliding sleeve occludes the one or more ports, and an open position, where the sliding sleeve has moved to expose the one or more ports, a sleeve profile defined on an inner surface of the sliding sleeve, a wellbore dart having a body and a plurality of collet fingers extending longitudinally from the body, and a dart profile defined on an outer surface of the plurality of collet fingers, the dart profile being configured to selectively mate with the sleeve profile.

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Foong, Ryan Zhe Cong Shal Alam, MY 4 54
Howell, Matthew Todd Duncan, US 22 397
Keerthivasan, Vijay Kumar Singapore, SG 7 52
Walton, Zachary William Carrollton, US 64 790

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