Methods for treating mud wash emulsions
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United States of America Patent
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Mar 25, 1997
Grant Date -
N/A
app pub date -
Jul 13, 1995
filing date -
Jul 13, 1995
priority date (Note) -
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Abstract
The present invention provides for methods for treating bottoms sludge and water-oil interphase emulsions present in a containment vessel by injecting into the sludge an effective resolving amount of an oil-based demuislfier. In a preferred embodiment, the containment vessel is a desalter containing a bottoms sludge layer, a water/brine layer, a water-oil interphase emulsion layer and a hydrocarbon layer and the demulsifier is injected through the mud wash header.
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