Drilling-Three-Mile-Laterals-Tighter-and-Safer-with-a-New-Magnetic-Reference-Technique PDF 1
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Three-mile laterals have become more common over the last five years of onshore US drilling. They are especially commonplace in the Appalachian and Permian basins and are used to overcome<br>limited surface access for drill pads and for economic reasons. These long laterals pose significant wellbore positioning and anti-collision challenges. Horizontal position error grows at 2% (or<br>more) of the lateral length per degree of wellbore azimuth error. This work addresses these wellbore positioning challenges with a new and significant improvement in magnetic field determination.<br>With this procedure,
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Drilling-Three-Mile-Laterals-Tighter-and-Safer-with-a-New-Magnetic-Reference-Technique PDF 1
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