Clay Inhibitors for the Drilling Industry
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United States of America Patent
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app pub date -
Mar 10, 2010
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Aug 6, 2004
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Abandoned
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Abstract
The inhibition of hydration of clays in drilling operations may be accomplished using an aqueous based drilling fluid containing from 0.2 to 5 wt % of 1,2-cyclohexanediamine and/or its salts.
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