发明名称 |
SHALE HYDRATION INHIBITION AGENTS FOR UTILIZATION IN WATER-BASED DRILLING FLUIDS |
摘要 |
Shale hydration inhibition agents of the general formula: wherein R1, R2, R3, R4, R5 and R6 are as defined herein, are described. In addition, the present application is directed to water-based drilling fluids containing these shale hydration inhibition agents and methods of using such agents to inhibit the hydration or swelling of shale during drilling.
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申请公布号 |
CA2777072(A1) |
申请公布日期 |
2010.04.15 |
申请号 |
CA20092777072 |
申请日期 |
2009.10.09 |
申请人 |
ST. FRANCIS XAVIER UNIVERSITY |
发明人 |
MARANGONI, D. GERRARD;NYANGULU, JAMES;GILLIS, SEAN;MACINNIS, AMANDA;MCLACHLAN, ALEISHA;LANDRY, JOSETTE |
分类号 |
C09K8/035;C09K8/04;E21B21/14 |
主分类号 |
C09K8/035 |
代理机构 |
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