| 发明名称 |
New applications of scleroglucan in the field of the treatment of hydrocarbon wells and oil installations |
| 摘要 |
The use of polymers denoted by scleroglucan as gelling agents for acids. In particular, the rheology of scleroglucan is very distinctive and the properties are remarkably independent of the pH up to approximately 12. Outstanding set of properties. <IMAGE>
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| 申请公布号 |
FR2570756(A1) |
申请公布日期 |
1986.03.28 |
| 申请号 |
FR19840014896 |
申请日期 |
1984.09.25 |
| 申请人 |
DOWELL SCHLUMBERGER ETU FABRICAT |
发明人 |
JACQUES DESBRIERES |
| 分类号 |
C09K8/08;C09K8/62;C09K8/72;C09K8/90;E21B43/04;(IPC1-7):E21B43/27;E21B43/00;E21B43/22;C09K7/02 |
主分类号 |
C09K8/08 |
| 代理机构 |
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代理人 |
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| 地址 |
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