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Apparat og metode for orientering av en rörstreng i en ikke- vertikal brönn
Apparat og metode for orientering av en rörstreng i en ikke- vertikal brönn
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机译:在非垂直井中定向管柱的设备和方法
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摘要
An apparatus and method for orienting tubular strings in wellbores. In one aspect, the invention utilizes the inherent eccentricity of a non-vertical wellbore to provide a means of orienting a portion of casing that contains a pre-milled window.
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