Chemicals
| Sat 01 Aug 2026
Beijing, Aug. 1 -- Hunan Hualing Liangang Special New Mat Co Ltd and LYSTEEL have sought patent for Acid Regeneration Operation System and Method. This invention was developed by Li Guocang, Zhou Xiangyang, Jiang Dong, Ma Jue, Fu Zhiping, Wang Zhiyan, Zhang Le, Chen Luzhen, Zhao Yajun and Li Runyue.
The patent application num..