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 on e 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 telescopin g tubular is inserted into the tubulars.
申请公布号 CA2439464(C) 申请公布日期 2007.11.06
申请号 CA20032439464 申请日期 2003.09.04
申请人 WEATHERFORD/LAMB, INC. 发明人 HAUGEN, DAVID M.;BOUTWELL, DOYLE F., JR.
分类号 E21B17/08;B23D37/08;B23D43/02;B23D79/02;B23K37/08;E21B17/02;E21B19/08 主分类号 E21B17/08
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