Magnetic field downhole tool attachment

Magnetic field downhole tool attachment

A magnetic attachment mechanism for use with a downhole tool comprising a plurality of permanent magnets, wherein each permanent magnet of the plurality of permanent magnets has a magnetic field; a demagnetizer configured to at least partially cancel one or more magnetic fields in an activated state...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WRIGHT, ADAM, MCMILLON, CHRISTOPHER MICHAEL
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:A magnetic attachment mechanism for use with a downhole tool comprising a plurality of permanent magnets, wherein each permanent magnet of the plurality of permanent magnets has a magnetic field; a demagnetizer configured to at least partially cancel one or more magnetic fields in an activated state; an actuator configured to transition the demagnetizer between the activated state and a deactivated state, or the deactivated state and the activated state; and at least one downhole tool coupled to the plurality of permanent magnets.