Breaker system for aqueous fluids containing xanthan gums
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United States of America Patent
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Oct 8, 1991
Grant Date -
N/A
app pub date -
Aug 31, 1990
filing date -
Aug 31, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to the breaking of high viscosity aqueous fluids in which xanthan gum was used as a thickening agent. The invention provides a breaker system comprising two oxidizers, an organic acid, and two catalysts. The invention is particularly useful in oil field operations such as placement of a gravel pack or distribution of a proppant in a fractured formation.
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