Delayed rigid foam systems and applications in particular for selective plugging treatments in the oil industry
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United States of America Patent
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Apr 14, 1992
Grant Date -
N/A
app pub date -
Jan 26, 1990
filing date -
Jan 27, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention comprises a selective plugging treatment with good penetration for acid diversion or water control. The fluid comprises a foamed delayed gelation system.
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Cited Art Landscape
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