姚洪

·Patents

Current position: 英文主页 > Scientific Research > Patents
Xianqing Zhu, Xian Li, Hong Yao, Huaqiang Liu, Yuan Fang, Shan Tong, Yaxin Gao, Chao Wu. A gas coal and its preparation method. National invention patent. Application number: ZL 201610035651.3
Release time:2019-09-11  Hits: