Method and apparatus for monitoring and recording of the operating condition of a downhole drill bit during drilling operations

Method and apparatus for monitoring and recording of the operating condition of a downhole drill bit during drilling operations

1. Field of the Invention An improved drill bit is provided with a sensor for monitoring an operating condition during drilling. A fastener system is provided for securing an erodible ball in a fixed position relative to a flow pathway until a predetermined operating condition is detected by the sen...

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Hauptverfasser: Sullivan, Eric Charles, Zaleski, Jr., Theodore Edward, Schmidt, Scott Ray, Nguyen, Don Quy, Zadrapa, Glenn R, Lin, Chih
Format: Patent
Sprache:eng
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creator Sullivan, Eric Charles
Zaleski, Jr., Theodore Edward
Schmidt, Scott Ray
Nguyen, Don Quy
Zadrapa, Glenn R
Lin, Chih
description 1. Field of the Invention An improved drill bit is provided with a sensor for monitoring an operating condition during drilling. A fastener system is provided for securing an erodible ball in a fixed position relative to a flow pathway until a predetermined operating condition is detected by the sensor, and for releasing the erodible ball into the flow pathway to obstruct the flow through at least one bit nozzle.
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Field of the Invention An improved drill bit is provided with a sensor for monitoring an operating condition during drilling. A fastener system is provided for securing an erodible ball in a fixed position relative to a flow pathway until a predetermined operating condition is detected by the sensor, and for releasing the erodible ball into the flow pathway to obstruct the flow through at least one bit nozzle.</abstract><oa>free_for_read</oa></addata></record>
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title Method and apparatus for monitoring and recording of the operating condition of a downhole drill bit during drilling operations
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