发明名称 Methods of chemical diversion of scale inhibitors
摘要 A method of treating a hydrocarbon-containing formation including injecting a scale inhibiting well treating fluid into a well, wherein the well treating fluid includes a self-diverting acid that includes about 1% to 20% by volume of at least one viscoelastic surfactant selected from a family of compounds described by where R3 contains at least 10 carbon atoms, p=1-6, R2 contains 1-6 carbon atoms and R1 contains 1-6 carbon atoms; and up to about 20% by weight scale inhibitor.
申请公布号 US8439115(B2) 申请公布日期 2013.05.14
申请号 US20070738082 申请日期 2007.04.20
申请人 MORRIS LIZ;SCHLUMBERGER TECHNOLOGY CORPORATION 发明人 MORRIS LIZ
分类号 E21B43/22;E21B43/26 主分类号 E21B43/22
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