国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B028/04（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Environmentally-friendly wall brick used in filling wall and bearing wall, comprises fly ash, coal gangue, waste concrete, graphene oxide, cement, water reducing agent, retarder, and water.

FU Y, WANG C, HOU B

Concrete for manufacturing hollow steel pipe concrete rectangular beam, comprises cement, aggregate, basalt fiber, calcined clay, fly ash, graphene modified aluminosilicate mineral, excitant, gas, gas gel expanded perlite, and water.

ZOU D, LI W, DUAN S, DENG X