Slow acidizing of geological formations
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United States of America Patent
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Nov 9, 1999
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N/A
app pub date -
Jul 25, 1996
filing date -
Jul 25, 1996
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Expired
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Abstract
A method for continuously acidizing a geological rock formation for at least 3 months comprising adding a dilute acid to a geothermal carrier fluid in a concentration less than 0.1 weight percent to produce an acidified fluid and continuously contacting the rock formation with the acidified fluid until the permeability of the formation is increased.
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