国家/地区 中国（2）
IPC部 C（2）
IPC大类 C25（2）
IPC小类 C25B（2）
IPC C25B001/00（2）
发明人
公开年 2017（2）
申请年 2017（2）
专利权人

Preparation of metal oxide/graphene composite material involves preparing composite material using graphite rod and metal sheet as two electrodes in alkali electrolyte under action of alternating current, washing, filtering, and drying.

YING M, HOU C, LI F, CHEN Z, CHEN M, HE B, ZHOU M

Graphene surface-modified abrasion-resistant steel oil ring, in which a layer of graphene film is prepared on the surface of the oil ring with a specified thickness.

CHEN Y, MO D, MA A, SONG D, SUN J