Wellbore isolation tool using sealing element having shape memory polymer

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United States of America Patent

PATENT NO 8763687
APP PUB NO 20120055667A1
SERIAL NO

13285656

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Abstract

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Anti-extrusion devices, packer elements, and inflatable packers include shape memory polymer (SMP) materials to enhance the operation of a packer, a bridge plug, or other downhole isolation tool. Seal system use seals of various material including SMP materials as booster for the seal produced. Tool for flow shut-off and sliding sleeve applications use SMP materials to open or close off flow through a tool.

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Patent Owner(s)

  • WEATHERFORD TECHNOLOGY HOLDINGS, LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Banta, Deborah L Humble, US 3 96
Bramwell, Jacob Houston, US 2 59
Fagley, Stone Katy, US 1 55
Gandikota, Varadaraju A Cypress, US 1 55
Ingram, Gary Richmond, US 8 144
Johnson, Chris Houston, US 110 4116
Nguyen, Minh-Tuan Houston, US 2 65
Wilson, Paul Aledo, US 107 970

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