国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B02（2） C01（2）
IPC小类 B02C（2）
IPC B02C018/10（2）
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Preparation device for producing preform additive by graphene material for civil engineering, has grinding mechanism for grinding liquid material after drying, and particle precision treatment mechanism configured to process non-standard particle material to reach standard.

CHEN S, LI T, QIAO Y, YUAN X, DI S, SHAN L

Graphene gas gel powder preparation device, has drying box whose top portion is connected with transition box, and material port provided with sealing component, where drying box is provided with moving component and heating clapboard.

YANG B, SHI P, GAO C, QIN J, LI S, LIU Y