| 发明名称 |
Clay inhibitors for the drilling industry |
| 摘要 |
The hydration of clays in drilling operations can be inhibited by employing a an aqueous based drilling fluid containing from about 0.2 to about 5 wt % of a hydration inhibitor that comprises bis-hexamethylene-triamine, bis-hexamethylene-triamine salts, or mixtures thereof.
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| 申请公布号 |
US8466092(B2) |
申请公布日期 |
2013.06.18 |
| 申请号 |
US201113271964 |
申请日期 |
2011.10.12 |
| 申请人 |
MERLI LUIGI;GIANI FRANCESCA;PIROVANO PIERANGELO;FLORIDI GIOVANNI;LI BASSI GIUSEPPI;LAMBERTI SPA |
发明人 |
MERLI LUIGI;GIANI FRANCESCA;PIROVANO PIERANGELO;FLORIDI GIOVANNI;LI BASSI GIUSEPPI |
| 分类号 |
C09K8/12 |
主分类号 |
C09K8/12 |
| 代理机构 |
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