Invention Grant
- Patent Title: Eutectic material-based seal element for packers
- Patent Title (中): 用于封隔器的共晶材料密封元件
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Application No.: US11676191Application Date: 2007-02-16
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Publication No.: US07673692B2Publication Date: 2010-03-09
- Inventor: Dale Ian Kunz
- Applicant: Dale Ian Kunz
- Applicant Address: CA Calgary
- Assignee: BJ Tool Services Ltd.
- Current Assignee: BJ Tool Services Ltd.
- Current Assignee Address: CA Calgary
- Agency: Bennett Jones LLP
- Main IPC: E21B33/12
- IPC: E21B33/12
Abstract:
The present invention relates to a seal element for a wellbore which includes a support member, a bag positioned on the support member and a eutectic material positionable in the bag. The bag may be axially compressed and axially extended along the support member thereby permitting sealing and unsealing of an annulus in a wellbore. The eutectic material may be a phase changing salt.
Public/Granted literature
- US20070199693A1 EUTECTIC MATERIAL-BASED SEAL ELEMENT FOR PACKERS Public/Granted day:2007-08-30
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