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US08227382B2 Breaker fluids and methods of using the same 有权
破碎液及其使用方法

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.
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