Elongated sealing member for downhole tool
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United States of America Patent
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Jan 28, 2014
Grant Date -
Aug 27, 2009
app pub date -
Feb 26, 2009
filing date -
Feb 27, 2008
priority date (Note) -
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Abstract
A downhole apparatus is described comprising a body and a sealing arrangement located on the body. The body has a longitudinal axis and the sealing arrangement comprises at least one elongated sealing member with an axis of elongation extending around the longitudinal axis. The sealing member comprises a material selected to expand on exposure to at least one predetermined fluid, such as a hydrocarbon or aqueous fluid encountered in a wellbore. A method of forming the apparatus and methods of use are described. Embodiments of the invention relate to wellbore packers.
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