国家/地区 美国（5） 欧洲专利局（EPO）（4） 世界知识产权组织（4） 韩国（3） 新加坡（3） 澳大利亚（2） 加拿大（2） 中国（2） 印度（2） 日本（2）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D061/00（5）
发明人 BEDWORTH P V（2） STETSON J B（2）
公开年 2013（2）
申请年 2012（2） 
专利权人 LOCKHEED MAR.（3） LOCKHEED COR.（2）

Multi-layered membrane useful for separating many ions or molecules in a fluid stream and in device for osmotic power generation, comprises a top layer, a bottom layer, and a spacer layer.

GARAJ S, SPINA M

Preparation of polygraphene membrane for desalinating salt water involves mixing graphite, sodium nitrate and potassium permanganate and hydrogen peroxide, centrifuging mixture, and acylating and polymerizing resulting graphene oxide sheets.

SALEH T A

Composite panel comprises a layer of material comprising a polymeric matrix material, and a large area graphene sheet embedded in the layer of material, where the large area graphene sheet includes nanoperforations.

BULLOCK S E, NEWELL C M

Deionizing solution involves functionalizing graphene sheet apertures to repel first ions in solution that also inhibits transit of second ions and passing solution by flow path to form deionized solution on solution flow path output side.

HO G S, BENNETT R G, BEDWORTH P V, STETSON J B

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