Engineering
| Wed 02 Sep 2026
Beijing, Sept. 2 -- Yunnan Science Research Instituite of Communication Co Ltd has sought patent for Vortex Gathering Type Dust Control Device and Control Method. This invention was developed by Li Zhuoran, Wang Fashun, Li Shuangxiang, Hu Zhibin, Zhang Jianshuo, Xie Haitao, Guo Zhenjiang, Liu Kun, He Daoli, Li Hao, Li Zhenhui, C..