Separating compositions
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United States of America Patent
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Apr 3, 2012
Grant Date -
Mar 17, 2011
app pub date -
Nov 23, 2010
filing date -
Oct 6, 2006
priority date (Note) -
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Abstract
A water-based separating composition for separating hydrocarbons from hydrocarbon containing material includes at least about 73% by weight water, a hydrotropic agent, a dispersant having flocculating characteristics, at least one acid and at least one base in amounts sufficient to provide the separating composition with a pH of about 7 to about 8.5. The hydrotropic agent and the dispersant having flocculating characteristics are different.
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