The utility model is characterized in that a single tower process flow that only an adsorption tower is used for producing oxygen is adopted.
该装置的特点是只用一个吸附塔生产氧气的单塔工艺流程。
The process of producing high quality acetic acid by single tower rectification is studied successfully inland for the first time.
在国内首次成功研究了单塔精馏生产优级品乙酸的生产工艺。
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