Acidizing method using microemulsion
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United States of America Patent
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-
Mar 17, 1987
Grant Date -
N/A
app pub date -
Nov 6, 1985
filing date -
Nov 7, 1984
priority date (Note) -
Expired
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Abstract
Formations surrounding oil wells, gas wells, injection wells and similar bore holes are treated by the injection of a microemulsion containing an acid solution. The main surfactant of the microemulsion is characterized by having at least two hydrocarbon groups attached to a nitrogen atom via a polar groups.
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