EMULSIFIERS FOR WELLBORE STRENGTHENING
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United States of America Patent
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Jun 22, 2017
app pub date -
Dec 22, 2016
filing date -
Dec 22, 2015
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Abstract
Methods may include drilling at least a section of a wellbore using an invert emulsion wellbore fluid, where the invert emulsion wellbore fluid may contain an emulsifier, a first wellbore strengthening material (WBS)-forming component, and a second WBS-forming component; and increasing the shear experienced at the bit.
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