国家/地区 中国（3）
IPC部 C（3） B（2）
IPC大类 C22（3）
IPC小类 C22C（3）
IPC C22C030/00（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Composite coating useful for petroleum drilling tool wear-resistant sleeve, comprises cladding bottom layer and cladding surface layer comprising nickel-based alloy powder, tungsten carbide powder and graphene powder.

LANG J, WANG N

High performance silicon-based lithium ion battery cathode material has core prepared by obtaining silicon-based particle/transition metal composite material, and adding carbon source.

ZHAO H, YANG C, LI Z

Growing high-entropy alloy nanoparticles on a flexible substrate involves obtaining a flexible substrate, using laser direct writing technology to grow a three-dimensional graphene film with a preset shape on the flexible substrate.

LI M, LI X, XU P, WANG X