日前 ,作为吉林石化公司 30万ｔ/ａ乙烯一期挖潜技术改造工程重点项目之一的 15 9万ｔ/ａ乙二醇装置成功改造后顺利投产。该项目改造采用美国ＳＤ公司先进可靠的专利技术 ,投资收益率大于行业基准 ,以技术好、花钱少、回报高、创出同行业装置挖潜技术改造的 3项最佳。吉化乙二 Recently, the 1.59 million t / a ethylene glycol plant, one of the key projects of the 300,000 t / a ethylene first phase tapping potential technological renovation project of Jilin Petrochemical Company, was successfully transformed and put into operation successfully. The project uses the advanced and reliable patented technology from American SD Company. The investment rate of return is higher than the industry benchmark. With the good technology, low cost and high return, it creates the 3 best projects in the same industry. Jilin two