国家/地区 美国（4） 中国（3） 欧洲专利局（EPO）（3） 韩国（3） 世界知识产权组织（3）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D067/00（5）
发明人 DUERKSEN G L（2） MILLER S A（2）
公开年 2013（4）
申请年 2012（5）
专利权人 EMPIRE TECHN.（2） ISLAND GIANT.（2）

Membrane used to separate compound from fluid mixture, comprises graphene monolayer including discrete pores that are chemically perforated, where each pore has uniform pore size with carbon vacancy defects in the monolayer.

DUERKSEN G L, MILLER S A

Membrane used to separate gas from fluid mixture including first gas e.g. neon and second gas, includes graphene layer perforated by nanoscale pores, and gas sorbent to contact surface of layer and direct gas adsorbed at sorbent into pores.

DUERKSEN G L, MILLER S A

Deionizing fluid carrying unwanted ions involves applying pressurized fluid to first surface of perforated graphene in cylindrical form, so that fluid flows to second side of the sheet in preference to ions; and collecting the fluid.

STETSON J B, MERCURIO J, ROSENWINKEL A, BEDWORTH P V, FLEMING S P, WESTMAN A L

Making graphene layers comprises preparing aqueous suspension of graphite oxide, filtering suspension through polymer filter leading to deposition of graphite oxide nanoparticles on filter surface and forming thin layer of graphite oxide.

BARKAUSKAS J

Separation membrane used in e.g. sea-water desalination apparatus and gas separation apparatus, comprises polymer support e.g. polysulfone and graphene (containing grains defined by grain boundaries) on the polymer support.

CHOI J, PARK H, CHOI J Y, PARK H B