Reducing aluminum compound precipitation during subterranean formation acidizing
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United States of America Patent
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Jan 14, 2003
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N/A
app pub date -
Jun 20, 1995
filing date -
Nov 18, 1993
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Abstract
Methods and compositions for reducing the precipitation of fluoride compounds following the contact of an aluminum containing subterranean formation with an acid solution containing hydrofluoric acid are provided. In accordance with the methods, a hydroxy carboxylic acid is combined with the hydrofluoric acid solution and the subterranean formation is contacted with the resulting acid solution.
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