Methods of cleaning invert emulsion drilling fluids
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United States of America Patent
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May 25, 2021
Grant Date -
Aug 30, 2018
app pub date -
Apr 14, 2015
filing date -
Apr 14, 2015
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Abstract
Various embodiments disclosed relate to methods of cleaning invert emulsion drilling fluids. In various embodiments, the present invention provides a method of cleaning a drilling fluid. The method includes cleaning a used invert emulsion drilling fluid that includes drilled cuttings to form a cleaned invert emulsion drilling fluid. The cleaning includes processing the used invert emulsion drilling fluid in a separator to remove at least some of the drilled cuttings therefrom.
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