Invention Grant
- Patent Title: Zonal isolation device with expansion ring
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Application No.: US16964805Application Date: 2018-02-27
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Publication No.: US11306554B2Publication Date: 2022-04-19
- Inventor: Matthew James Merron , Matthew Taylor Nichols
- Applicant: Halliburton Energy Services, Inc.
- Applicant Address: US TX Houston
- Assignee: Halliburton Energy Services, Inc.
- Current Assignee: Halliburton Energy Services, Inc.
- Current Assignee Address: US TX Houston
- Agency: Baker Botts L.L.P.
- Agent Scott Richardson
- International Application: PCT/US2018/019986 WO 20180227
- International Announcement: WO2019/168502 WO 20190906
- Main IPC: E21B23/06
- IPC: E21B23/06 ; E21B33/124 ; E21B33/129 ; E21B43/10 ; E21B43/14

Abstract:
Zonal isolation devices, systems, and methods for use are provided. In some embodiments, the zonal isolation device comprises a tubular body having a fluid communication pathway formed along a longitudinal axis comprising: a sealing element comprising a deformable material and an inner bore forming at least a portion of the fluid communication pathway; an expansion ring disposed within the bore of the sealing element; a wedge engaged with a downhole end of the sealing element; and an anchoring assembly engaged with the wedge. In certain embodiments, the tubular body further comprises an end element adjacent the anchoring assembly.
Public/Granted literature
- US20210054704A1 ZONAL ISOLATION DEVICE WITH EXPANSION RING Public/Granted day:2021-02-25
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