发明名称 |
Method of using a diverting material for well treatment |
摘要 |
The present invention relates to a diverting material or fluid-loss additive for use in subterranean formations penetrated by a well bore comprising graded phthalimide particles. The phthalimide particles are introduced into the formation in a carrier fluid. The carrier fluid can include gelling agents or any of the various salts known to be useful in fluids employed in subterranean formation treatment. The phthalimide particles can be used in elevated temperature oil and gas producing formations.
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申请公布号 |
US4444264(A) |
申请公布日期 |
1984.04.24 |
申请号 |
US19820389314 |
申请日期 |
1982.06.17 |
申请人 |
HALLIBURTON COMPANY |
发明人 |
DILL, WALTER R. |
分类号 |
C09K8/516;C09K8/86;C09K8/92;E21B43/26;(IPC1-7):E21B33/13;E21B43/27 |
主分类号 |
C09K8/516 |
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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