| 发明名称 |
NITROGEN-FREE INVERT EMULSION WELLBORE FLUID |
| 摘要 |
<p>An invert emulsion wellbore fluid comprising an oleaginous continuous phase, an aqueous discontinuous phase, and an emulsifying fluid, wherein the emulsifying fluid comprises an aliphatic alcohol and a glycoside, is disclosed.</p> |
| 申请公布号 |
EP2331787(A1) |
申请公布日期 |
2011.06.15 |
| 申请号 |
EP20080821963 |
申请日期 |
2008.09.11 |
| 申请人 |
M-I L.L.C. |
发明人 |
PATEL, ARVIND, D.;IRVING, MARIBELLA |
| 分类号 |
E21B43/00;C09K8/00;C09K8/36;E21B21/00 |
主分类号 |
E21B43/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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