国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B028/00（2）
发明人
公开年
申请年
专利权人

Low-grade concrete mixed with stone powder comprises cement, mineral powder, fly ash, stone powder, sand, gravel, water reducing agent, and water.

LIN J, JIANG W, XU Y, ZHANG J, HUANG C, ZHONG X

Preparing graphene composite fiber useful for building reinforced concrete, comprises e.g. mixing toluene diisocyanate, metal powder, emulsifier, and surfactant into a high shear emulsifier, and extruding.

CHEN Q, ZAN H