国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/194（2）
发明人 ZHAMU A（2）
公开年 2021（2）
申请年
专利权人 GLOBAL GRAPH.（2）

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Anode used for alkali metal battery, comprises multiple porous graphene balls comprising graphene sheets, and multiple particles or coating of lithium-attracting metal or sodium-attracting metal having preset thickness.

JANG B Z, CHANG H, ZHAMU A, ARUNA J A, JEAN B, ZHANG B, ZHANG H