国家/地区 中国（3）
IPC部 C（3）
IPC大类 D06（3） C08（2）
IPC小类 D06M（3）
IPC D06M011/74（2）
发明人 ZHANG J（3）
公开年 2023（3）
申请年 2022（3）
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

Producing composite material comprising base cloth, conductive film and non-conductive film, where inner layer is conductive film, base cloth is terylene and outer layer is non-conductive film, involves dipping unwinded base cloth in fire retardant solution, adhering both polymer films to base cloth.

LI G, QI H, JIANG H, ZHANG J, LI K, ZHANG Y

Preparing modified carbon fiber for polyamide 66, involves soaking degumming carbon fiber in dopamine solution, adjusting pH value of solution, standing at room temperature, performing suction filtration, washing and drying to obtain coated carbon fiber.

ZHANG J, LIU M, LI J, YAO X, ZHENG Q