发明名称 |
Wellbore milling system and method |
摘要 |
A method for milling an opening, slot, hole, or window in a tubular of a tubular string in a wellbore, has been invented which includes installing a mill system in the tubular at a desired milling location, and milling an opening in the tubular. In one aspect the method includes using a mill which has a weight member below the mill, above the mill, or both. In one aspect additional weight is added to the weight member once it has been introduced into the tubular string.
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申请公布号 |
US5806595(A) |
申请公布日期 |
1998.09.15 |
申请号 |
US19960642118 |
申请日期 |
1996.05.02 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
LANGFORD, DALE E.;ROBERTSON, ROBERT E.;PLEASANTS, CHARLES W.;CARTER, THURMAN B.;MCCLUNG, III, GUY L. |
分类号 |
E21B7/06;E21B7/08;E21B7/10;E21B10/46;E21B10/50;E21B10/60;E21B12/04;E21B17/02;E21B23/00;E21B23/01;E21B23/02;E21B29/06;E21B49/06;(IPC1-7):E21B43/11 |
主分类号 |
E21B7/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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