Petrochemicals
| Mon 21 Sep 2026
Geneva, Sept. 21 -- Zhenhai Petrochemical Jianan Engineering has submitted a patent application for Vacuum Column Overhead Condensation Reflux System. This invention was developed by Xu Weidong, Lv Shuming, Tao Jiang, Wang Jianliang, Yu Xiaofang, Jiang Zhao and Tang Qiyu.
The patent application number is WO2025CN115816 202508..