发明名称 Tubing expansion
摘要 In an embodiment of the invention, there is disclosed a tubing expansion tool (300) comprising a body (302) adapted for rotation within tubing to be expanded, and three expansion member modules (306) each comprising an expansion member (310) rotatably mounted with respect to the body (302), each expansion member module (306) being releasably coupled to the body (302) as a unit.
申请公布号 US2003140673(A1) 申请公布日期 2003.07.31
申请号 US20020324420 申请日期 2002.12.20
申请人 MARR GRAEME THOMAS;DAVIES MARK 发明人 MARR GRAEME THOMAS;DAVIES MARK
分类号 B21D39/10;E21B43/10;(IPC1-7):B21D39/08 主分类号 B21D39/10
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