发明名称 |
INJECTING POLYELECTROLYTE BASED SACRIFICIAL AGENTS FOR USE IN UNCONVENTIONAL FORMATIONS |
摘要 |
Compositions and methods for formulating treatment fluids that comprise a surfactant having reduced and delayed adsorption are provided. In one embodiment, the method comprises: introducing a first treatment fluid comprising an aqueous base fluid and a polyelectrolyte into a wellbore penetrating at least a portion of a subterranean formation; contacting at least a portion of the subterranean formation with the polyelectrolyte; and introducing a second treatment fluid comprising an aqueous base fluid and a surfactant into the wellbore penetrating at least the portion of the subterranean formation. |
申请公布号 |
CA2950359(A1) |
申请公布日期 |
2016.01.07 |
申请号 |
CA20152950359 |
申请日期 |
2015.07.01 |
申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
HE, KAI;XU, LIANG |
分类号 |
E21B43/25;C09K8/04;C09K8/68;C09K8/72;E21B21/14;E21B43/22;E21B43/26;E21B43/27 |
主分类号 |
E21B43/25 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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