Chemicals
| Sat 08 Aug 2026
Beijing, Aug. 8 -- China Energy Engineering Group International Engineering has been granted a patent for Electrochemical Energy Storage Device. This invention was developed by Hao Zonglei, Wang Xianheng, Yan Tingbo, Liu Yaoyao, Zhao Shuwei, Chen Siyuan, Dong Hao, Zuo Qiuping, Li Ke, Liang Yong, Leng Shaoze, Yu Yang, Ma Changhon..