Tools and Machinery
| Mon 08 Dec 2025
Beijing, Dec. 8 -- Yunnan Chihong Zinc & Germanium has obtained a patent for mesh blowing system of filter. This invention was developed by Zhao Rui, Li Wenhu, Li Hongquan, Zhou Hongpin, Peng Qiang, Li Zhengwen, Shi Zhengwang, Ma Qingding, Wan Yunnan, Dong Guoqing, Ji Qiangjian, Li Yourui, Gao Shunze, Liu Jiang and Peng Bo.
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