Flexible pipe body and method of providing same
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United States of America Patent
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Jan 2, 2018
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N/A
app pub date -
Jul 12, 2013
filing date -
Aug 7, 2012
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Abstract
A flexible pipe body and method of producing a flexible pipe body are disclosed. The flexible pipe body includes a collapse resistant layer comprising a radially inner surface and a radially outer surface, the radially inner surface comprising, in cross section, a substantially flat portion and at least one cavity extending from the flat portion radially outwards, and the radially inner surface further comprising, in cross section, at least one aerodynamic feature extending from the flat portion for breaking up a boundary layer of fluid flowing along the flexible pipe body in use.
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