Hydraulic fracturing method
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United States of America Patent
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Aug 17, 2004
Grant Date -
N/A
app pub date -
Jul 23, 2002
filing date -
Jul 23, 2002
priority date (Note) -
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Abstract
This invention relates generally to the art of hydraulic fracturing in subterranean formations and more particularly to a method and means for optimizing fracture conductivity. According to the present invention, the well productivity is increased by sequentially injecting into the wellbore alternate stages of fracturing fluids having a contrast in their ability to transport propping agents to improve proppant placement, or having a contrast in the amount of transported propping agents.
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