Preventing well fracture proppant flow-back
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United States of America Patent
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Jun 1, 1999
Grant Date -
N/A
app pub date -
Jun 26, 1997
filing date -
Jun 26, 1997
priority date (Note) -
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status (Latency Note)
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Abstract
Improved methods of propping a fracture in a subterranean zone whereby the subsequent flow-back of the proppant is prevented are provided. The methods basically include the steps of placing a mixture of fibrous bundles and the proppant in the fracture while maintaining the fracture open and then allowing the fracture to close on the mixture of fibrous bundles and proppant.
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