国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2） B08（2）
IPC小类 B08B（2）
IPC B08B009/087（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Reaction vessel graphene producing lubricating oil, comprises bottom plate and kettle barrel completely passing through bottom plate, where top end of kettle barrel is welded with top plate, and bottom of top plate.

ZHUANG W, LI Y, LI H

Automatic graphene sewage purifying device for fish tank, has purifying box whose bottom is fixedly connected with water outlet pipe whose end part is movably connected with another water pipe whose inner wall is connected with graphene filter plate.

SONG X