| 发明名称 |
Injectivity profile in CO2 injection wells via ball sealers |
| 摘要 |
A method for diverting CO2 injection in injection wells by the use of perforation ball sealers composed of polymer compounds covered with a thin coating of elastomer of low enough density to float in the injected fluids, yet able to stand the adverse temperatures of CO2 injection.
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| 申请公布号 |
US4702318(A) |
申请公布日期 |
1987.10.27 |
| 申请号 |
US19860849639 |
申请日期 |
1986.04.09 |
| 申请人 |
MOBIL OIL CORPORATION |
发明人 |
CHUNG, HAROLD S.;JENNINGS, JR., ALFRED R.;STROM, EDWIN T. |
| 分类号 |
E21B43/16;E21B43/26;(IPC1-7):E21B33/138 |
主分类号 |
E21B43/16 |
| 代理机构 |
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