DECOMPOSING ISOLATION DEVICES CONTAINING A BUFFERING AGENT |
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| 申请号 | EP14878117 | 申请日 | 2014-01-13 | 公开(公告)号 | EP3058166A4 | 公开(公告)日 | 2017-05-17 |
| 申请人 | HALLIBURTON ENERGY SERVICES INC; | 发明人 | FRIPP MICHAEL L; WALTON ZACHARY W; MURPHREE ZACHARY R; | ||||
| 摘要 | A wellbore isolation device includes a substance; and a pH maintainer, wherein the pH maintainer maintains the pH of a wellbore fluid surrounding the isolation device at a desired pH or range of pH values for a desired period of time, and wherein the substance is capable of decomposing at the desired pH or range of pH values. A method of removing the wellbore isolation device includes placing the isolation device into the wellbore; and causing or allowing at least a portion of the substance to decompose. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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