Structure for wired drill pipe having improved resistance to failure of communication device slot
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United States of America Patent
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Nov 2, 2010
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N/A
app pub date -
Sep 27, 2007
filing date -
Sep 27, 2007
priority date (Note) -
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Abstract
A structure for wired drill pipe includes a pipe joint having a pin end and a box end. The pin end and box end each have threads for engagement with corresponding threads on a respective box and pin of an adjacent pipe joint. A longitudinal end of the threads on the pin and on the box include at least in an internal shoulder for engagement with a corresponding internal shoulder on an adjacent box or pin. The internal shoulder of each of the pin and the box includes a groove around a circumference thereof for retaining a communication device therein. An external flank of the groove on the pin, and a corresponding surface of the box include deflection resistance feature.
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