Methods for forming wellbores in heated formations

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United States of America Patent

PATENT NO 8272455
APP PUB NO 20090194329A1
SERIAL NO

12250288

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Abstract

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A method for forming a wellbore in a heated formation includes flowing liquid cooling fluid to a bottom hole assembly in a wellbore in a heated formation. At least a portion of the liquid cooling fluid is vaporized at or near a region to be cooled. Vaporizing the liquid cooling fluid absorbs heat from the region to be cooled.

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Patent Owner(s)

  • SHELL OIL COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Guimerans, Rosalvina Ramona The Woodlands, US 2 374
Mansure, Arthur James Alburquerque, US 2 374

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