Expanded mud pulse telemetry
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United States of America Patent
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Oct 10, 2017
Grant Date -
Oct 1, 2015
app pub date -
Dec 28, 2012
filing date -
Dec 28, 2012
priority date (Note) -
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Abstract
The present disclosure provides systems and methods for expanded mud pulse telemetry. Certain methods provided include measuring pressure proximate at least one of first and second pressure control modules along a drilling apparatus and telemetering the measured pressure to a surface controller. A command is transmitted from the surface controller to at least one of the first and second pressure control modules or one of first and second controllable flow restrictors via mud pulse telemetry while mud is not being pumped through a main standpipe.
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