国家/地区 韩国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/10（2）
发明人
公开年 2017（2）
申请年 2017（2） 
专利权人

Preparing silicon-carbon-graphene composite involves drying waste silicon sludge, acid leaching, and selectively separating and recovering silicon through ultrasound treatment, and centrifuging solution containing dried sludge.

DONG J H, KWON C H, SUP K D, HYUK C J, KYUNG K S, JANG H, CHANG H, KIL D, CHOI J, KIM S, ZHANG X, JI D, CHOI J H, JIN X

Heater has carbon conductors that include any one of carbon, carbon nanotubes and graphene or combination, and heating case which is comprised with conductivity by virtue of carbon conductors distributed over entire heating case.

LEE W, LEE U Y