Data Transfer In A Two-Pipe Directional Drilling System
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United States of America Patent
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N/A
Issued Date -
Jan 17, 2013
app pub date -
Mar 1, 2012
filing date -
Mar 1, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A downhole tool for a dual member drill string for detecting information and sending a signal containing that information up a wireline. The tool comprises a beacon supported on a housing for collection of orientation information. The wireline is located within a drill stem in the housing. The beacon communicates a signal to the wireline using a slip ring or a receiver for receiving a wireless signal from the beacon. The downhole tool may have a steering feature such as a deflection shoe for changing the path of the downhole tool.
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