发明名称 Method and apparatus for reforming tubular connections
摘要 The present invention generally relates to methods and apparatus for connecting tubulars and reforming the connection between the tubulars. In one aspect of the invention, the tubulars are aligned, connected, and then reformed at the connection. In one embodiment, the reforming is accomplished by removing material from the tubular connection. Preferably, a broach is used to remove the material. In another embodiment, a reforming member operatively connected to a telescoping tubular is inserted into the tubulars.
申请公布号 US7100697(B2) 申请公布日期 2006.09.05
申请号 US20020236026 申请日期 2002.09.05
申请人 WEATHERFORD/LAMB, INC. 发明人 HAUGEN DAVID M.;BOUTWELL, JR. DOYLE F.
分类号 E21B19/00;B23D37/08;B23D43/02;B23D79/02;B23K37/08;E21B17/08;E21B19/08 主分类号 E21B19/00
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