Metal & Mining
| Tue 27 Jan 2026
Beijing, Jan. 27 -- Yunnan Wenshan Aluminum has sought patent for Plate Heat Exchanger Cleaning Device. This invention was developed by Zhang Yunfeng, Peng Zhenlin, Li Junfu, Li Xiaobo, Fan Chao, Ma Qiang, Xie Xing, Wu Ruoming, Wei Wentao, Jiang Jinchao, Zhang Xu, Zhang Panjiang, Liu Bin, Peng Guixiong and Xiang Xueli.
The pa..