国家/地区 世界知识产权组织（3） 中国（2） 日本（2）
IPC部 B（5）
IPC大类 B01（5） B32（2）
IPC小类 B01D（5）
IPC B01D071/26（5）
发明人
公开年 2022（5）
申请年 2021（5）
专利权人

Separation membrane used for separating substances from mixed liquids and gases for dehydration, has porous support, and separation layer formed on porous support and containing nanomaterial and organosilica having silsesquioxane structure.

TSURU T, KANESASHI M, NAGASAWA H

Separation membrane has support having water permeability, matrix layer supported by support and having holes, and graphene layer including graphene material supported by matrix layer and including graphene and/or graphene oxide, and having another holes overlapping holes.

HIROTAKA S, YASUHIKO T, MOTOYUKI H, MASASHI M, SAKUMA H, TADA Y, HIROOKA M, MARUYAMA M

Polypropylene membrane used in device for filtration, osmosis, concentration and/or dialysis, is coated with organomethoxysilane alone or in combination with oxide particles.

PRUNERI V, PEREZ CORONADO A M, ROMBAUT SEGARRA J, CORZO GARCIA B

Mop cleaning bucket for rinsing and de-drying clean water by circulating and filtering sewage, has water column for drawing water from water purification area to clean mop cloth to form sewage that flows to water outlet through inclined surface.

WU C

Hollow nano-silver/graphene/polyethylene ultrafiltration membrane used as water channel, includes preset amount of polyethylene, polypropylene and hollow nano silver/graphene.

ZHOU W, CAI Q, CAI Y, ZHANG K, ZHOU B, WANG Y, FENG Y, ZHAO L, WANG P, TANG R