国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D036/02（3）
发明人 HE Z（2）
公开年 2021（2）
申请年 2021（3） 
专利权人 ZHAOFENG CHO.（2）

Graphene lubricating oil grading filter device includes base plate, where base plate is provided with support mechanism, support mechanism is provided with coarse filter mechanism for performing first coarse sieve of graphene and fine filtering mechanism for performing second fine sieve of graphene.

ZHANG Z, WANG H

Lubricating oil blending technique comprises e.g. injecting base oil, graphene modifier, lubricating oil thickener, complexing agent, antifoaming agent and pour point depressant into reactor, pulse blending and stirring, and processing primary lubricating oil by homogenizing emulsifying pump.

HE Z

Preparing lubricating oil improver, by stirring modified graphene additive and base oil, performing electromagnetic treatment to magnetize ferromagnetic metal impurities, performing strong magnetic filtration, subjecting to strong shear, centrifugal extrusion, and liquid layer friction.

HE Z