Treating liquids in oil extraction
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United States of America Patent
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Oct 11, 2011
Grant Date -
Jul 29, 2010
app pub date -
Aug 9, 2007
filing date -
Aug 11, 2006
priority date (Note) -
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Abstract
A method of treating liquid, particularly an oil/water mixture, in an oil well pipe, wherein a radio frequency propagating electrical field is established in the liquid in the pipe cause the formation of seed crystals or scale-forming material in the liquid, on which seed crystals asphaltenes and/or paraffin waxes in the liquid are deposited so that they are carried through the pipe with the liquid in preference to being deposited on the pipe wall.
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