国家/地区 中国（2）
IPC部 C（2） H（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/198（2）
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Device for preparing graphene composite wave-absorbing material, comprises support frame, and purification component including purifying tank, fixing plate, stirring plate, electromagnetic coil, heating coil and intercepting filter screen.

XUE S, DONG W, KONG Q, ZHU L

Capacitive leak detection sensor, has connector installed at end of cable, and sensing unit is formed of metallic electrodes to form capacitance by leaked oil provided on bottom of case, and graphene ink layer is applied to cover electrodes.

SEONG B M, SEONG B