BEARINGS FOR DOWNHOLE TOOLS, DOWNHOLE TOOLS INCORPORATING SUCH BEARINGS, AND METHODS OF COOLING SUCH BEARINGS

BEARINGS FOR DOWNHOLE TOOLS, DOWNHOLE TOOLS INCORPORATING SUCH BEARINGS, AND METHODS OF COOLING SUCH BEARINGS

Bearings for downhole tools including a first bearing member and a second bearing member, at least one of the first and second bearing members having a channel formed therein. Methods of cooling bearings of downhole tools comprise flowing a fluid within a channel formed in at least one bearing membe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FLORES, ALEJANDRO, DICK, AARON J, TANK, KLAUS, BRADFORD, JOHN F, SWANEPOEL, GREGORY B, WAI, SIU-WAH, LIN, CHIH, VAN STADEN, LOUISE F, VAN DER RIET, CLEMENT D, VUKOVICAGAN
Format: Patent
Sprache:eng ; fre
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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Zusammenfassung:Bearings for downhole tools including a first bearing member and a second bearing member, at least one of the first and second bearing members having a channel formed therein. Methods of cooling bearings of downhole tools comprise flowing a fluid within a channel formed in at least one bearing member. Heat is transferred from at least the at least one bearing member to the fluid. The fluid is flowed away from the at least one bearing member.