Invention Grant
- Patent Title: Packer
- Patent Title (中): 封隔器
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Application No.: US11852648Application Date: 2007-09-10
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Publication No.: US07823636B2Publication Date: 2010-11-02
- Inventor: Chad M. Lucas
- Applicant: Chad M. Lucas
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent Rodney Warfford
- Main IPC: E21B33/12
- IPC: E21B33/12
Abstract:
A packer includes first and second external seal elements. The first external seal element is adapted to form an annular seal in the well. The second external seal element is adapted to be moved in response to fluid in the well to produce a force to at least partially assist an operation of the packer.
Public/Granted literature
- US20090065192A1 PACKER Public/Granted day:2009-03-12
Information query
