DISPERSION SOLUTION FOR DRILLING AND METHOD OF EXTRACTION USING THE DISPERSION SOLUTION
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United States of America Patent
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Nov 5, 2015
app pub date -
Dec 5, 2013
filing date -
Dec 12, 2012
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Abandoned
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Abstract
A dispersion solution for drilling obtained by dispersing, in an aqueous medium, a polyoxalate as the hydrolysable resin material. The dispersion solution for drilling comprises an aqueous medium in which is dispersed the hydrolysable resin material that exhibits a high hydrolysable capability at a temperature of as low as 80° C. or lower and, specifically, 60° C. or lower. The dispersion solution for drilling is used for the well drilling method such as hydraulic fracturing method, rotary drilling method or riserless drilling method.
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