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Delayed rigid foam systems and applications in particular for plugging selective treatments in the oil industry
Delayed rigid foam systems and applications in particular for plugging selective treatments in the oil industry
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机译:延迟的硬质泡沫系统及其应用,特别是在石油工业中用于堵塞选择处理的应用
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摘要
The invention concerns delayed gelation systems which are injected under the shape of a foam in the chosen formations.P PThe choise of an either oil compatible, or water compatible foaming agent allows obtaining a remarkable process selectivity.PP Plugging; acid diversion; water control treatments are carried out.
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