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

An improved drill bit for use in drilling operations in a wellbore comprising a bit body including a plurality of bit legs, each supporting a rolling cone cutter, a lubrication system for a rolling cone cutter, at least one lubrication sensor for monitoring at least one condition of said lubricant d...

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Bibliographische Detailangaben
Hauptverfasser: NGUYEN DON QUY, MARVEL TIMOTHY K, SULLIVAN ERIC CHARLES, ZADRAPA GLENN R, ZALESKI, JR. THEODORE EDWARD, SCHMIDT SCOTT RAY, RUFF DANIEL E
Format: Patent
Sprache:eng
Schlagworte:
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:An improved drill bit for use in drilling operations in a wellbore comprising a bit body including a plurality of bit legs, each supporting a rolling cone cutter, a lubrication system for a rolling cone cutter, at least one lubrication sensor for monitoring at least one condition of said lubricant during drilling operations, and an electronics member in the bit body for recording data obtained form said lubrication sensor.