It is presented that some safety measure should be taken in the regeneration and fractionating system to lower the production risk.
说明反应再生系统和分馏系统有必要采取一些安全防范措施，进一步降低生产的风险程度。
Revamping of the high-pressure separation system and the fractionating tower in the hydrofining unit for full range coker distillates by Yangzi Petrochemical Company are introduced.
介绍了中国石化扬子石油化工股份有限公司炼油厂焦化全馏分油加氢精制装置高压分离系统、分馏塔系统等改造情况。
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