Produced water from the oil and gas industry often contains stable crude oil-in-water emulsions that are typically difficult to treat with conventional separation methods.

中文翻译：

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可回收的胺功能化磁性纳米粒子，用于有效破乳原油水包油乳液

石油和天然气工业的采出水通常含有稳定的水包油原油乳液，通常很难用传统的分离方法进行处理。