发明名称 |
METHOD OF TREATING A WELLBORE AT HIGH TEMPERATURE IN CONTACT WITH CARBON DIOXIDE |
摘要 |
A method for treating a subterranean formation is made of steps of providing a composition comprising a carrier fluid, a polymer viscosifying agent, carbon dioxide and a formate salt or formic acid; injecting into a wellbore, the composition; contacting the composition with the subterranean formation, wherein the temperature is above 100 degrees Celsius at this contact; and allowing the composition to treat the subterranean formation.
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申请公布号 |
CA2804295(A1) |
申请公布日期 |
2011.12.29 |
申请号 |
CA20112804295 |
申请日期 |
2011.06.01 |
申请人 |
SCHLUMBERGER CANADA LIMITED |
发明人 |
LI, LEIMING;LIN, LIJUN;BONEY, CURTIS L.;PARRIS, MICHAEL D.;ENGLAND, KEVIN W. |
分类号 |
C09K8/58;C09K8/60;C09K8/88;E21B43/16;E21B43/25 |
主分类号 |
C09K8/58 |
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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