发明名称 |
Degradable polymers for wellbore fluids and processes |
摘要 |
A viscosifying agent for wellbore fluids is described including a polymer polymerized using at least two pre-polymers “A” and “B”, the polymer being capable of essentially fully degrading into soluble fragments after the initiation of a breaking process.
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申请公布号 |
US7858561(B2) |
申请公布日期 |
2010.12.28 |
申请号 |
US20060794923 |
申请日期 |
2006.01.11 |
申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
ABAD CARLOS;ROBINSON KAY;HUGHES TREVOR |
分类号 |
C09K8/60;C09K8/12;C09K8/20;C09K8/22;C09K8/508;C09K8/514;C09K8/68;C09K8/88;C09K8/90;E21B43/26 |
主分类号 |
C09K8/60 |
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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