Based on the trends of development technology in decreasing olefin of FCC gasoline,the further refinement technology of etherification,aromatization and hydrogenation refinement,were reviewed.

• 针对近期的发展动态,从芳构化改质技术、加氢精制改质技术及醚化技术等方面介绍了降低催化裂化汽油烯烃含量的后加工技术的进展。