国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B28（2） C04（2）
IPC小类 B28B（2）
IPC B28B001/04（2）
发明人
公开年 2023（2）
申请年
专利权人

Gas pressure forming process for carbon fiber composite materials, involves preparing mixed powder, preparing molds, and carrying out mold filling, air pressure forming, carbonization, surface processing and high temperature ceramicization.

DAI X, XIANG L, LI W

Super frost-resistant and water-resistant artificial roadside stone useful as boundary of road, green belt or sidewalk, comprises cement, white cement, gravel, yellow sand, quartz sand, pigment, reinforcing agent and water.

GUO T, YU K, WANG M, BIAN D, WANG Z, LI X, YU H