国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） D01（2）
IPC小类 B01D（3） D01D（2）
IPC B01D035/18（3）
发明人 LIU S（2） WANG Q（2）
公开年
申请年 2020（2） 
专利权人 GUANGZHOU KA.（2）

Filter device for producing graphene engine oil, has bracket whose outer wall is provided with control panel, where output end of single chip in control panel is electrically connected with input end of conveying pump.

LV L, ZHANG Q

Graphene melt-blown non-woven fabric production device, has electric heating tube connected with temperature controller that is fixed on machine frame, where gap is formed between outer shell and middle shell and provided with insulating layer.

WANG Q, LIU S

Graphene composite meltblown cloth used for recycling and using high filterability, comprises polypropylene slice, graphene material, surfactant, additive, and polypropylene short fiber.

WANG Q, LIU S