Method and apparatus for optimizing magnetic signals and...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Earth science

Reexamination Certificate

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Reexamination Certificate

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07962287

ABSTRACT:
A wellbore tool for optimizing magnetic signals is provided. The wellbore tool has a tool body and an electric current driving device with an insulated gap on the downhole tool body. The electric current driving device generates electric current across the gap. The wellbore tool has a a magnetometer capable of measuring a magnetic field.

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patent: 7812610 (2010-10-01), Clark et al.
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patent: 2007/0247330 (2007-10-01), Clark
patent: 2008/0156534 (2008-07-01), Clark et al.
patent: 2009/0164127 (2009-06-01), Clark
D. Lee et al., “First U-tube Well connects Horizontal Wells,” Drilling Contractor, pp. 71-77 (Sep./Oct. 2005).

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