Metal & Mining
| Tue 07 Jul 2026
Beijing, July 7 -- Hebei Kailuan Zhongan New Mat Co Ltd has submitted a patent application for Device for Absorbing Carbon Monoxide in Tail Gas of Mining Fuel Engine. Chang Yuelong, Zhao Yongjiang, Hao Juncai, Liu Yandong, Li Jining, Li Dianbo, Li Jianhua, Zhang Dongdong and Liu Xinyu developed the invention.
The patent appli..