国家/地区 中国（2）
IPC部 B（2）
IPC大类 B33（2）
IPC小类 B33Y（2）
IPC B33Y010/00（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Nano-regenerated concrete useful in preparing coastal assembling structure e.g. rainwater grate and honeycomb beam, comprises fly ash, polyvinyl alcohol and graphene oxide forming graphene oxide-polyvinyl alcohol hydrogel doped fly ash.

LUO J, ZHANG J, LI Q, GAO S, HOU D, TENG F

Preparation of three-dimensionally printed cement noise reduction barrier involves preparing reinforced composite cement slurry using e.g. quartz sand, feeding into feed system for layer-by-layer printing, and assembling.

YUAN F