Invention Grant
- Patent Title: Expansion cone for expandable liner hanger
- Patent Title (中): 可膨胀衬垫吊架用膨胀锥
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Application No.: US12027719Application Date: 2008-02-07
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Publication No.: US07779910B2Publication Date: 2010-08-24
- Inventor: Brock Watson
- Applicant: Brock Watson
- Applicant Address: US TX Houston
- Assignee: Halliburton Energy Services, Inc.
- Current Assignee: Halliburton Energy Services, Inc.
- Current Assignee Address: US TX Houston
- Agent Joshua A. Griswold
- Main IPC: E21B23/03
- IPC: E21B23/03

Abstract:
An expandable liner hanger system includes an expandable liner hanger and an expansion cone having a first outer diameter when driven through the expandable liner hanger in a first direction to expand the expandable tubing. The expandable liner hanger system also includes a polished bore receptacle having a lower end coupled to an upper end of the expandable liner hanger by a coupling, the coupling having an inner diameter smaller than the first outer diameter. In the run in condition, the expansion cone is positioned below the coupling.
Public/Granted literature
- US20090200041A1 Expansion Cone for Expandable Liner Hanger Public/Granted day:2009-08-13
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