发明名称 Tubing expansion
摘要 In one embodiment, there is disclosed a method of expanding tubing comprising providing an assembly 40 comprising a section of expandable tubing ( 42 ) and an expansion device in the form of an expansion mandrel ( 44 ) located at least partially externally of the tubing ( 42 ), running the assembly ( 40 ) into a bore, translating the expansion mandrel ( 44 ) relative to the tubing ( 42 ) to expand an end section of the tubing ( 42 ), and further translating the expansion mandrel ( 44 ) relative to the tubing ( 42 ) to expand a further section of the tubing ( 42 ).
申请公布号 US2005161226(A1) 申请公布日期 2005.07.28
申请号 US20040869458 申请日期 2004.06.16
申请人 DUGGAN ANDREW M.;HARRALL SIMON J.;METCALFE PAUL D.;HILLIS DAVID J.;RUDD WAYNE 发明人 DUGGAN ANDREW M.;HARRALL SIMON J.;METCALFE PAUL D.;HILLIS DAVID J.;RUDD WAYNE
分类号 E21B43/10;(IPC1-7):E21B23/02 主分类号 E21B43/10
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