Engineering
| Fri 16 Jan 2026
Luxembourg, Jan. 16 -- Luxembourg Patent Office has awarded a patent to Univ Chengdu Technology, Sichuan Huaxin Modern Vocational College and The Open Univ Of Sichuan for Shield Duct Piece Back Gap Filling System Device and Method Thereof. Lyu Jinxin, Huang Binbin, Cheng Yue, Li Baoying, Tan Changhong, Weng Yan, Jili Ciqie, Yin ..