国家/地区 韩国（3）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 KIM H S（3）
公开年 2022（3）
申请年 2021（2） 
专利权人 KIM H S（3）

Polyester master batch composition used for polyester yarn, in that graphene oxide dispersion is contained.

KIM H S, LEE G J

Heating device using electromagnetic waves, has infrared ray emitting element that absorbs electromagnetic waves irradiated from electromagnetic wave generator and emits infrared rays to heat hydrocarbon compound or moisture contained in object to be processed.

KIM H S

Method for making graphene using an internal combustion engine, involves configuring intake manifold to suck mixed gas of acetylene gas and oxygen, and rotating motor unit with power supply and control device to drive engine.

KIM H S