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Petrochemicals

  |  Mon 11 Feb 2019

Beijing, Feb. 11 -- University Dalian Technology and Shandong Jingbo Petrochemicals have submitted a patent application for gas separation device and method based on front and rear depropanization double-tower process. This invention was developed by Dong Hongguang, Luan Bo, Han Zhizhong, Wang Yaowei, Zheng Libin, Zhang Fengqi, ..
 
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