发明名称 |
MILLS FOR WELLBORE OPERATIONS |
摘要 |
A wellbore mill (10) has been invented that, in certain aspects, has a body (12) having a top and a bottom and, optionally, a fluid flow channel (20) extending therethrough from top to bottom with, optionally, one or more fluid jetting ports (22) in fluid communication with the fluid flow channel, milling apparatus (21, 23, 26) on the body including a plurality of milling inserts (26, 28), each insert mechanically secured in a corresponding recess (25) in the body, said mechanical securement sufficient for effective milling in a wellbore. A wellbore milling method for milling an opening in a selected tubular of a tubular string in a wellbore has been invented that includes installing and using such a mill.
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申请公布号 |
WO0050729(A2) |
申请公布日期 |
2000.08.31 |
申请号 |
WO2000GB00656 |
申请日期 |
2000.02.24 |
申请人 |
WEATHERFORD/LAMB, INC.;HARDING, RICHARD, PATRICK |
发明人 |
BRUNNERT, DAVID, JOSEPEH;HART, SHANE, PAUL;BAILEY, THOMAS;HAUGEN, DAVID, M.;CARTER, THRUMAN, B.;MCLUNG, GUY, LAMONTE;HENSON, MICHAEL |
分类号 |
E21B10/46;E21B10/56;E21B10/567;E21B10/573;E21B17/10;E21B29/00;E21B29/06;(IPC1-7):E21B10/56 |
主分类号 |
E21B10/46 |
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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