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扬子石化公司４５０．０ｋｔ／ａＰＴＡ生产装置于１９８９年９月建成投产，１９９１年１０月通过国家竣工验收，１９９４年产量达到４５０．２ｋｔ。为满足我国ＰＴＡ产品市场需求，该公司通过内涵挖潜将４５０ｋｔ／ａＰＴＡ装置改扩为６００ｋｔ／ａ。该工程在没有外国技术
The 450.0kt / aPTA production plant of Yangzi Petrochemical Company was completed and put into production in September 1989 and passed the national final acceptance test in October 1991, with a production of 450.2kt in 1994. To meet the market demand for PTA products in China, the company re-expanded its 450kt / aPTA unit to 600kt / a by tapping its potential. The project is without foreign technology