国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC
发明人 HAN L（2）
公开年 2016（2）
申请年 2015（2）
专利权人 CHANGZHOU TA.（2）

Solid waste oil separating and filtering device, comprises oil outlet port, supporting net, cylinder with oil opening, filter screen, graphene filtration membrane, and negative pressure device with negative pressure port.

ZHANG Z, HAN L

Method for producing filter element that is utilized in e.g. air filter masks, involves dispersing graphite oxide in water, preparing aqueous graphene oxide solution and mixing with ethyl alcohol aqueous solution, followed by dispersing.

ZHANG Z, HAN L