国家/地区 中国（2）
IPC部 H（3）
IPC大类 H01（3）
IPC小类 H01G（2）
IPC H01G004/008（2）
发明人 LI K（3）
公开年 2018（3）
申请年 2017（2） 
专利权人 LI K（3）

Device for preparing graphene cathode material of lithium ion battery, has rotating shaft isolated from motor by movable seat, where rotating shaft is fixedly sleeved in bottom of grinding roller, and feeding port formed with grinding slot.

LI K, GUO F

Metal capacitor film attaching graphene structure, has capacitor body provided with base layer whose surface is provided with electrode metal film layer, where electrode metal film layer is attached on outer surface of graphite outer body.

LI K

Capacitive metal film attached graphene structure.

LI K