国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01D036/02（4）
发明人
公开年 2022（4）
申请年 2022（4）
专利权人

Superfine improved filter material comprises base assembly comprising cover plate and limiting ring, where upper end face of cover plate is fixedly connected with limiting ring and inner side of limiting ring is provided with filter screen.

TAN J, WANG J, SONG J

Device for removing green alga in modern agriculture, has first cavity and second cavity that are provided with composite graphene sand filter layer, where upper part of filter layer located in first cavity is provided with filter cotton layer.

YANG X, CHENG J, YUAN C, LONG Y

Preparation device of special graphene raw liquid for nanometre fiber production, has preparation device main body whose bottom is fixedly installed with base, water pump device whose side is fixedly connected with water pipe two, and stirring motor fixedly installed in motor protecting cover.

YAO H, WANG L, HU C, SHEN G

Multi-filter device for graphene roller peeling, has rough filtering component having two upright posts installed with two transverse linear slide rails, and two transverse linear slide rails are installed with sliding blocks.

YAO Y