Apparatus for and a method of expanding tubulars
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United States of America Patent
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Feb 13, 2007
Grant Date -
Jun 16, 2005
app pub date -
Aug 12, 2002
filing date -
Aug 16, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Apparatus for and a method of expanding tubulars, and particularly tubulars or a string of tubulars that have one or more per orated portions and one or more non-perforated portions. In one embodiment, the apparatus (150) includes an inflatable element (e.g. a packer 152) that has a shaft (156) rotatably coupled thereto so that the shaft (156) can rotate relative to the inflatable element (152). An expansion cone (158) is threadedly engaged with a threaded portion (156t) of the shaft (156) so that it moves along the threaded portion (156t) upon rotation of the shaft (156) relative to the cone (158).
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