Acidizing underground reservoirs
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United States of America Patent
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Oct 21, 1997
Grant Date -
N/A
app pub date -
Feb 28, 1996
filing date -
Apr 29, 1993
priority date (Note) -
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Abstract
A method of acidising an underground reservoir comprises a) injecting into the reservoir (i) a substrate for an enzyme, which substrate is capable of being converted into an organic acid by the enzyme, and (ii) the enzyme; and b) allowing the enzyme to catalyse the conversion of the substrate into the acid.
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