国家/地区 美国（5） 中国（4） 欧洲专利局（EPO）（4） 世界知识产权组织（4） 日本（3） 韩国（3） 澳大利亚（2） 加拿大（2） 以色列（2） 印度（2） 新加坡（2）
IPC部 B（6）
IPC大类 B01（6）
IPC小类 B01D（6）
IPC B82Y030/00（6）
发明人 BEDWORTH P V（2）
公开年 2013（6）
申请年 2012（4）  2013（2） 
专利权人 LOCKHEED COR.（2） LOCKHEED MAR.（2）

Making graphene powder useful in carbon-based electrical devices involves preparing graphene solution in which graphene particles are dispersed in a solvent; aggregating the particles; separating aggregated particles from solvent and drying.

LEE S, LEE D, SEO B, BYUN N

Perforating graphene which is used as gas filters involves exposing a stream of gas into plasma to generate an activated gas stream; directing the gas stream toward a graphene sheet; and perforating the graphene sheet with the gas stream.

BEDWORTH P V

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

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

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

Graphite oxide manufacturing method for producing graphene used in e.g. secondary battery of electronic and electric device, involves performing electrodialysis to remove cations from solution.

TODORIKI H, TAKEMURA Y, NOMOTO K, TODOROKI H