发明名称 |
Drilling fluid and methods of use thereof |
摘要 |
The present invention relates to an aqueous drilling fluid used for drilling bitumen or heavy oil rich formations. The aqueous drilling fluid comprising; a water soluble cationic polymer capable of encapsulating the bitumen or heavy oil. The encapsulation of bitumen prevents the accretion of bitumen to drill components.
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申请公布号 |
US2006003899(A1) |
申请公布日期 |
2006.01.05 |
申请号 |
US20050142352 |
申请日期 |
2005.06.02 |
申请人 |
LEVEY SIMON J;EWANEK JOHN |
发明人 |
LEVEY SIMON J.;EWANEK JOHN |
分类号 |
C09K8/03;C09K8/04;C09K8/12;C09K8/524 |
主分类号 |
C09K8/03 |
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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