Method and materials to convert a drilling mud into a solid gel based lost circulation material

A convertible composition comprising a nanosilica drilling fluid, the nanosilica drilling fluid comprising an aqueous based drilling mud, where the aqueous based drilling mud comprises water, and an alkaline nanosilica dispersion, where the alkaline nanosilica dispersion comprises nanosilica; and a...

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Bibliographic Details
Main Authors Kalgaonkar, Rajendra A, Alsaihati, Zainab, Al-Yami, Abdullah, Wagle, Vikrant
Format Patent
LanguageEnglish
Published 01.12.2020
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Summary:A convertible composition comprising a nanosilica drilling fluid, the nanosilica drilling fluid comprising an aqueous based drilling mud, where the aqueous based drilling mud comprises water, and an alkaline nanosilica dispersion, where the alkaline nanosilica dispersion comprises nanosilica; and a chemical activator, the chemical activator operable to hydrolyze in the presence of water to produce an acid, where a weight ratio of the alkaline nanosilica dispersion to the chemical activator is between 1 to 0.001 and 1 to 0.25.
Bibliography:Application Number: US202016812133