国家/地区 美国（7） 中国（6） 世界知识产权组织（5） 欧洲专利局（EPO）（4） 加拿大（2） 印度（2） 日本（2） 韩国（2）
IPC部 C（10） B（8） G（2）
IPC大类 C02（10） B01（8） C01（2）
IPC小类 C02F（10） B01D（8） C01B（2）
IPC C02F001/44（10）
发明人 KOLELVEETIL M K（2） SHEEHAN P E（2）
公开年 2014（4） 2015（4）
申请年 2014（10）
专利权人 KOLELVEETIL .（2） SHEEHAN P E（2） US SEC OF NA.（2）

Membrane used for purifying water, involves articles comprising nanoporous membrane, nanoporous graphene sheet and chemical functionalization covalently bound on one side of sheet, and are layered with chemical functionalization.

SHEEHAN P E, KOLELVEETIL M K

Article comprises nanoporous membrane, nanoporous graphene sheet is layered on nanoporous membrane and 3,3-bis(trifluoromethyl)-3-hydroxylpropylamino group is covalently bound on only side is opposed to nanoporous membrane.

KOLELVEETIL M K, SHEEHAN P E

Formation of membrane for e.g. separating water from water/oil emulsion, involves dispersing graphene oxide nanoparticles in solvent, depositing graphene oxide nanoparticles on support, and reducing obtained graphene oxide membrane.

YU M

Reducing amount of in aqueous mixture to produce liquid depleted in solutes involves contacting first face of graphene oxide laminate membrane with aqueous mixture, and recovering liquid from or downstream from second face of membrane.

RAVEENDRANNAIR R, JOSHI R K, GEIM A

Filtering water from nuclear power plant according to isotopic forms, by obtaining waste stream of liquid, heating waste stream of liquid, passing gas into filtration module, and using graphene oxide membrane to separate gas.

WILSON J H

Removing salt graphene device, has water inlet pipe and water producing pipe that are mounted with pressure container, where water outlet end of pressure container is connected with concentrated water pipe.

DOU D, LI N, WANG B

Apparatus for removing water from e.g. animal waste in military and civilian potable graphene oxide water purification and recovery system, has membrane separating lumen from another lumen, where water molecules are passed through membrane.

WOOD J A, SCHWARTZ R, LILLY P J

Sea water desalination device has semi-penetrate graphene film that is arranged between fresh water and salt water cavities of water tank and is provided with graphene sheet coated on support substrate.

LIU Z, ZHANG R

Treatment system for filtering waste or agent from fluid stream, consists of inlet flow path fluidly and permeable graphene filter containing polymer composite of layer(s) of graphene material assembled in sp2 hybridized structures.

CHIANELLI R R, DEEMER E, CHIANELLI R, EVA D, CAPT T A, DEEMER E M, WALKER W S

Preparing graphene oxide nano-sheet loaded polyamide film comprises e.g. preparing graphene solution from graphite sheet and oxidizing to obtain graphene oxide, and then contacting with polyamide/polysulfone hollow fiber composite membrane.

WANG D, LI Y, WANG Q, ZHANG W, WANG Y, JIN F