Invert silicate fluids for wellbore strengthening

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United States of America Patent

PATENT NO 8474532
APP PUB NO 20100258313A1
SERIAL NO

12745769

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Abstract

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A wellbore fluid that includes an oleaginous continuous phase; a non-oleaginous discontinuous phase comprising a water-soluble silicate therein; and an emulsifier to stabilize the non-oleaginous phase dispersed in the oleaginous phase is disclosed. A setting agent, including organic or inorganic setting agent may optionally be included to trigger gelation or precipitation of the silicate downhole.

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Patent Owner(s)

  • M-I DRILLING FLUIDS UK LIMITED;M-1 DRILLING FLUIDS U.K. LIMITED

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ballard, David Antony Aberdeenshire, GB 20 467

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