Surfactant-free emulsions and methods of use thereof
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United States of America Patent
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Mar 24, 2009
Grant Date -
Sep 15, 2005
app pub date -
Mar 12, 2004
filing date -
Mar 12, 2004
priority date (Note) -
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Abstract
In one embodiment, the present invention provides a drilling fluid composition that comprises a surfactant-free emulsion comprising an oleaginous fluid, a fluid that is at least partially immiscible with the oleaginous fluid, and emulsion facilitating particles. In another embodiment, the present invention provides a method of treating a subterranean formation comprising providing a treatment fluid that comprises a surfactant-free emulsion, the surfactant-free emulsion comprising an oleaginous fluid, a fluid that is at least partially immiscible with the oleaginous fluid, and emulsion facilitating particles; and treating the subterranean formation.
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