Food & Beverage
| Mon 09 Mar 2026
Beijing, March 9 -- Hebei Hegang Material Technology Research Institute, HBIS Group and HBIS have sought patent for 20crnimo Steel Circulating Quenching Fine Grain Preparation Process. This invention was developed by Gao Zhixin, Ren Shuai, Li Jie, Huang Shengyong, Li Fuyong, Duan Luzhao, Son Ji-yeon, Sun Caifeng, Sun Jiangbo, Lu..