| 发明名称 |
Compositions for treating subterranean zones penetrated by well bores |
| 摘要 |
The present invention provides compositions of treating subterranean zones penetrated by well bores in primary well cementing operations, well completion operations, production stimulation treatments and the like. The invention includes aqueous well treating fluids comprised of water and a water soluble polymer complex fluid loss control additive. Preferred polymer complexes comprise water-soluble polymers made in the presence of hydroxyethylcellulose.
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| 申请公布号 |
US7087556(B2) |
申请公布日期 |
2006.08.08 |
| 申请号 |
US20020122869 |
申请日期 |
2002.04.15 |
| 申请人 |
WSP CHEMICALS & TECHNOLOGY, L.L.C. |
发明人 |
CHEN SHIH-RUEY T.;CHATTERJI JITEN;DEVITO VALENTINO L.;LOEFFLER RANDY J.;FREDERICK KEVIN W.;SMITH KEVIN W. |
| 分类号 |
C09K8/035;A61K8/64;A61K8/73;A61K8/81;A61K8/85;A61K8/87;A61K8/88;A61Q5/00;A61Q5/02;A61Q5/06;A61Q5/12;A61Q17/04;A61Q19/00;A61Q19/10;C02F1/78;C02F11/14;C04B24/16;C04B24/38;C04B28/02;C04B28/04;C08B11/20;C08B15/00;C08F2/04;C08F251/00;C08F291/00;C08L1/02;C08L1/28;C08L33/14;C09K8/12;C09K8/44;C09K8/46;C09K8/473;C09K8/508;C09K8/512;C09K8/514;C09K8/518;C09K8/62;C09K8/68;C09K8/70;C09K8/94;D21H17/37;D21H21/10;D21H21/56 |
主分类号 |
C09K8/035 |
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