国家/地区 中国（2）
IPC部
IPC大类
IPC小类
IPC
发明人 LIU Y（3）
公开年 2019（3）
申请年 2019（3） 
专利权人 LIU Y（3）

Lithium-ion cell used for electromechanical engineering, and rechargeable battery system, comprises cathode comprising graphene-incorporated iron oxyfluoride composite, and anode, and having preset specific energy at preset charge rate.

LIU Y, YANG F, XIE J

Water quality and air graphene material detecting and controlling system, has alarm module for prompting user current environment detection result, and 4G communication module for transmitting data between data controller and server.

LIU Y

Closed reaction device of graphene production with high sealing performance, has sliding bar which is arranged in parallel to moving tube, and is fixed at bottom of kettle portion whose top is arranged with feed pipe.

LIU Y