Methods for stabilizing water-sensitive clays

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United States of America Patent

PATENT NO 9018140
APP PUB NO 20130310284A1
SERIAL NO

13474868

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Abstract

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Methods of stabilizing water-sensitive clays in subterranean formations may include introducing a drill-in treatment fluid into at least a portion of a subterranean formation comprising water-sensitive minerals, where providing the drill-in treatment fluid comprises an aqueous-based fluid and a hydrophobically-modified cationic polymer; and allowing the hydrophobically-modified cationic polymer to at least partially coat the water-sensitive mineral.

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nguyen, Philip D Duncan, US 518 18422
Weaver, Jimmie D Duncan, US 163 7114

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