Composition and method for temporarily reducing permeability of subterranean formations
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United States of America Patent
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Dec 29, 1987
Grant Date -
N/A
app pub date -
Dec 27, 1985
filing date -
Dec 27, 1985
priority date (Note) -
Expired
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Abstract
This invention relates to a composition and method of temporarily reducing the permeability of subterranean formations penetrated by a wellbore. In particular, it relates to an inexpensive, low molecular weight condensation product of hydroxy acetic acid with itself or compounds containing other hydroxy-, carboxylic-acid-, or hydroxycarboxylic-acid moieties and method for preventing fluid loss during well treatment.
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