发明名称 APPARATUS AND METHODS TO PROTECT CONNECTIONS
摘要 The present invention generally relates to a method and apparatus for protecting tubular connections. In one aspect, an expandable tubular connection for use in a wellbore is provided. The tubular connection includes a tubular pin member. The tubular connection also includes a tubular box member having an end portion, wherein the tubular pin member is matable with the tubular box member to form the tubular connection. Additionally, the tubular connection includes a sleeve member disposed on the tubular pin member, wherein the sleeve member is configured to substantially protect the end portion of the tubular box member as the tubular connection is lowered into the wellbore. In yet a further aspect, a method for utilizing a tubular connection in a wellbore is provided.
申请公布号 CA2742865(A1) 申请公布日期 2007.11.22
申请号 CA20072742865 申请日期 2007.05.22
申请人 WEATHERFORD/LAMB, INC. 发明人 EVANS, MERLE E.;SETTERBERG, JOHN RICHARD, JR.;RING, LEV;HASHEM, GHAZI J.;DELANGE, RICHARD W.
分类号 E21B17/08;E21B17/12 主分类号 E21B17/08
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