国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2） H01（2）
IPC小类 C01B（2）
IPC
发明人 HU C（2）
公开年
申请年 2019（2） 
专利权人 UNIV NORTHEASTERN（2）

Preparation of low-layer graphene in lithium-ion battery, by centrifuging and washing graphene oxide solution with water, then ultrasonically processing, freeze drying, putting sample into tubular heating furnace, heating and reducing.

GAO B, HU C, FU H, LI K, WANG Y, ZHOU Y

Preparing nitrogen-containing doped graphene comprises e.g. adding concentrated sulfuric acid to graphite powder, mixing with nitric acid, slowly adding potassium permanganate; heating, stirring, heating solution; and cooling solution.

GAO B, FU H, DU H, HU C, LI K