Metal & Mining
| Thu 25 Apr 2024
Beijing, April 26 -- China Coal Intelligent Tech has secured a patent on mining intrinsic safety type 10-gigabit ring network switch. Peng Qingguo, Wang Zhenyu, Zhou Yongliang, Zhang Xiansheng, Hu Qiang, Zhang Zhifeng, Wang Yue, Cao Lei, Gu Dongyan and Zhou Peng developed the invention.
The patent application number is CN2023..