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介绍了前郭炼油厂丙烷脱沥青装置掺炼ＦＲＣＣ油浆的情况，分析了原料组成的改变对抽提效率的影响：引起沥青组成的变化，提高了沥青延伸度和抗氧化性能
This paper introduced the propane deasphalting unit of Qian Guo Refinery blending FRCC slurry, analyzed the effect of the change of raw material composition on the extraction efficiency, caused the change of asphalt composition, improved the asphalt elongation and oxidation resistance