Blends of water soluble polymers
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United States of America Patent
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Jun 21, 1988
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N/A
app pub date -
Mar 4, 1987
filing date -
Mar 4, 1987
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Expired
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Abstract
Blends of water soluble polymers containing varying ratios of acrylamide and sodium 2-acrylamido-2-methylpropane sulfonate are provided which synergistically increase the viscosity of acidic solutions. Improved methods of matrix acidizing and fracture acidizing are also provided.
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