国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B018/12（3）
发明人 ZHANG J（3）
公开年 2023（2）
申请年 2022（2） 
专利权人

Thermal conductive modifier useful in preparation of coal gangue-based underground thermal conducting material for geothermal mining, solid waste resource utilization and building construction materials, comprises formic acid, acrylic acid, hydrogen peroxide, graphene oxide and absolute ethanol.

LI B, LI M, HUO B, ZHANG J

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

High-strength cement-based composite material useful to airport pavement, comprises gelling material, aggregate, calcium carbonate crystal whisker, acrylic emulsion, polyvinyl alcohol fiber, water reducing agent, antifoaming agent, and water.

ZHANG L, LIAN F, JIN F, DI M, PAN Z, WANG G, ZHANG J, LI Q