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 flui d jetting ports (22) in fluid communication with the fluid flow channel, milli ng 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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申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
HART, SHANE PAUL;HAUGEN, DAVID M.;BAILEY, THOMAS;BRUNNERT, DAVID JOSEPEH;HENSON, MIGUEL W.;MCCLUNG, GUY LAMONTE III;CARTER, THURMAN B. |