Apparatus and method for milling through a whipstock in a wellbore
A method for milling within a whipstock set in a wellbore comprises introducing a mill guide (30) having a channel therethrough into the wellbore above the whipstock. The mill guide is moved into stabilising contact with the whipstock and a mill is guided by the mill guide to mill down into the whip...
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creator | MCCLUNG, GUY, LAMONT, III ROBERTSON, ROBERT, EUGENE LANGFORD, DALE, ELLIOTT JOHANTGES, PAUL, JEFFREY DURST, DOUGLAS GLENN CARTER, THURMAN B BLIZZARD, WILLIAM, ALAN, JR PLEASANTS, CHARLES, W |
description | A method for milling within a whipstock set in a wellbore comprises introducing a mill guide (30) having a channel therethrough into the wellbore above the whipstock. The mill guide is moved into stabilising contact with the whipstock and a mill is guided by the mill guide to mill down into the whipstock. The mill has at least a portion thereof in contact with the mill guide while milling into the whipstock. |
format | Patent |
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The mill guide is moved into stabilising contact with the whipstock and a mill is guided by the mill guide to mill down into the whipstock. The mill has at least a portion thereof in contact with the mill guide while milling into the whipstock.</abstract><edition>7</edition><oa>free_for_read</oa></addata></record> |
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subjects | EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS |
title | Apparatus and method for milling through a whipstock in a wellbore |
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