国家/地区 欧洲专利局（EPO）（5）
IPC部 B（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B032/188（5）
发明人 VEERASAMY V（2） VEERASAMY V S（2）
公开年 2011（2） 2015（2）
申请年 2009（2） 
专利权人 GUARDIAN GLA.（2） GUARDIAN IND（2） GUARDIAN IND.（2）

Preparing gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

Making graphene used as an impenetrable gas barrier, comprises providing seed gas in presence of metallic substrate, providing pulsed, ultraviolet laser beam and moving substrate or laser beam relative to other.

CASTRO A H, OZYILMAZ B, STIER A V, TOH C T, DU Z, CASTRO N A H

Production of uniformly-doped large area multi-layered graphene element used for display/screen of electric/electronic device, involves forming openings in graphene sheet, and holding graphene element and dopant at elevated temperature.

RUSSO S, CRACIUN M, BOINTON T H

Manufacture of doped graphene thin film for electrochromic devices comprises hetero-epitaxially growing intermediate graphene thin film on catalyst thin film, and doping intermediate graphene thin film with n- or p-type dopants.

VEERASAMY V S, VEERASAMY V

Method for isolating graphene thin film involves causing graphene thin film and polymer-based coating to be released from catalyst thin film, after curing polymer-based coating.

VEERASAMY V S, VEERASAMY V