国家/地区 中国（7） 美国（3） 世界知识产权组织（3） 欧洲专利局（EPO）（2）
IPC部 B（7）
IPC大类 B32（7）
IPC小类 B32B（7）
IPC C04B035/622（7）
发明人
公开年 2023（2）
申请年 2022（3） 
专利权人

Manufacturing composite fiber preform, preferably carbon-carbon composite material for disc brakes, involves winding composite fiber fabric around core to form composite fiber preform comprising multiple layers defining annulus extending along central axi.

TANG L G, GLEN S, PIAO Y, MURDIE N, JAMES M C, MERDEY N, GUERON S, TANG L

Shell useful in electronic device has ceramic composite structure comprising coating layer set on surface of ceramic particles, where coating layer comprises layered material, and protective layer set on surface of polymer ceramic layer.

CHEN Y, HU M, LI C

Wear-resistant magnetic ceramic plate comprises upper and lower surfaces of ceramic inner plate body are provided with steel connection structure which embedded and fixed between interface of ceramic inner plate body and magnetic wear-resistant panel.

WANG J, WANG W, LI D

Preparation of film involves preparing graphene oxide aqueous solution and polyimide precursor solution, mixing, freezing, obtaining graphene oxide/polyamic acid composite sponge, hot-pressing, carbonizing and graphitizing carbon film.

PENG Q, ZHU Y, HE X

Formation of graphene scroll for synthesizing graphene article, involves annealing catalyst substrate in hydrogen gas, exposing substrate to reaction gas mixture, detaching substrate from graphene and consolidating synthesized graphene.

VLASSIOUK I V, IVANOV I N, DATSKOS P G

Metamaterial dielectric substrate has nano silicon carbide ceramic layer having content of boron and content of carbon of specified range, graphite powder and graphene layer.

BOCANEGRA A M L, LIN Y, LIU R, MIAO X, YI X, ZHAO Z

Forming graphene layer used in e.g. transistors, solar panels, involves mixing carbon source with molten solvent, precipitating carbon source from solvent to form graphite layer, and separating graphite layer into several graphene layers.

SUNG C, HU S C, LIN I, YU C, SONG J