国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B041/00（3）
发明人
公开年 2022（2）
申请年 2021（3）
专利权人

Tantalum carbide-coated carbon material for e.g., LED manufacturing equipment, comprises a carbon substrate, and a tantalum carbide coating layer formed on the carbon substrate.

JO D W, CAO D, WAN J, CHO D W

Method for repairing ultra-early strength and high bonding concrete of graphene or graphene oxide used in building, involves covering insulating material to reach curing age, and finishing repairing of concrete surface.

CHEN J, CHEN H, WANG A, YANG F

Terahertz source emitting material used for forming terahertz emitter for bed article, comprises quartz powder, graphite powder, tin powder, aluminum oxide, and magnesium oxide having preset particle size.

ZHANG J