国家/地区 中国（3）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC C02F001/44（2）
发明人
公开年 2021（3）
申请年 2021（4）
专利权人

Ceramic nanofiltration membrane comprises graphene oxide and polyethyleneimine are alternately coated on surface of ceramic nanofiltration membrane, where graphene oxide and polyethyleneimine allow carboxyl group and amine group to form covalent bond.

KOOK H, CHA M, KIM S, LEE M, PARK C, PARK C H, LEEMINJOO, KIM S Y

Alumina ceramic composite material for ceramic filter plate used in e.g. mechanical application, comprises aluminum oxide, graphene, zirconium oxide, sintering aid, and binder.

ZHOU X

Tubular ceramic membrane used for treating industrial sewage, comprises yellow mud, fly ash, pore-forming agent, methyl cellulose, dispersant, lubricant, graphene powder and water.

ZHOU H

Cathode and anode water treatment filter material processing device for crawler walking device, comprises sealing element which is installed at clamping joint, and adjacent side reducing device which is sleeved at connecting element.

QI Y, ZHANG Y