It has been found that main pollutants in filtering material are oil, sulfide and etc.

通过分析发现滤料污染物主要成分为原油 、 硫化物等.

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The process of on - line regeneration of filtering material has been decided. field test achieved good effect.

研制了加药装置,确定了滤料原位再生工艺,现场应用取得了良好的效果.

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