发明名称 |
Breaker fluids and methods of using the same |
摘要 |
A method of cleaning a wellbore drilled with a drilling fluid that forms a filter cake that includes emplacing a breaker fluid into the wellbore, the breaker fluid comprising: an aqueous fluid; a fragmentation agent; and an amphoteric chemotrope; and shutting in the well for a period of time sufficient to initiate breaking of the filter cake is disclosed. |
申请公布号 |
AU2008331603(B2) |
申请公布日期 |
2012.03.15 |
申请号 |
AU20080331603 |
申请日期 |
2008.11.24 |
申请人 |
M-I LLC |
发明人 |
ZHANG, HUI;REZNICHENKO, ANDREY;DAKIN, EUGENE |
分类号 |
E21B21/00;E21B37/00 |
主分类号 |
E21B21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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