Metal & Mining
| Thu 23 Jul 2026
Beijing, July 23 -- Henan Pinggao Electric has applied Chinese patent for Lightweight Moving Contact Slip Ring. Wei Chaoyang, Wang Bin, Yang Rui, Xu Zhongxun, Wei Jianwei, Li Liuyang, Zhang Yalei, Ma Shuaipeng, Li Kai, Jia Mengzhe, Jiang Jiaxin, Liu Yongjun, Chen Siyuan, Niu Xiye and Lian Shuoyu developed it.
The patent appli..