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method for reducing the polycyclic aromatic hydrocarbon (pahs) content in a used lubricant composition and method for preparing a lubricant composition
method for reducing the polycyclic aromatic hydrocarbon (pahs) content in a used lubricant composition and method for preparing a lubricant composition
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机译:减少用过的润滑剂组合物中多环芳烃(pahs)含量的方法和制备润滑剂组合物的方法
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摘要
The invention relates to a method for reducing the polycyclic aromatic hydrocarbon (pah) content in a used lubricant composition, wherein said used lubricant composition passes over activated carbon, wherein said method does not comprise a solvent extraction step. .
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