| 发明名称 |
Polymeric fluid loss additives and method of use thereof |
| 摘要 |
The present invention relates to compositions and use of water-soluble or water-dispersible copolymers for oil field applications. Specifically, the present invention relates to polymers containing allyloxy linkage andits functional dervatives for use in oil field applications as fluid additives for drilling and cementing processes.
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| 申请公布号 |
US6590050(B1) |
申请公布日期 |
2003.07.08 |
| 申请号 |
US20020224525 |
申请日期 |
2002.08.20 |
| 申请人 |
HERCULES INCORPORATED |
发明人 |
BAIR KEITH A.;CHEN FU;MELBOUCI MOHAND;YOUNG TENG-SHAU;LOO DE-KAI |
| 分类号 |
C04B24/16;C04B28/02;C08F220/54;C09K8/12;C09K8/24;C09K8/46;C09K8/508;C09K8/514;(IPC1-7):C08F228/02 |
主分类号 |
C04B24/16 |
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