国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2） C10（2）
IPC小类 B01D（2）
IPC C10M177/00（2）
发明人 CHEN J（2）
公开年 2021（2）
申请年 2020（2）
专利权人 CHANGZHOU CT.（2）

Graphene lubricating oil production preparation device comprises bracket, where one side of bracket is provided with connecting rod, where adjacent side wall of bracket and connecting rod is welded with connecting seat.

CHEN J

Graphene lubricating oil grading filter device, has oil outlet pipe whose end passes through filter box and extends to inner part of oil collecting box, where outer wall of side of filter box is fixedly connected with oil pipe.

CHEN J