国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC B01J023/889（3）
发明人 CHEN B（2） YIN F（2）
公开年 2013（2）
申请年 2013（2） 
专利权人 UNIV BEIJING.（2）

Preparing electrocatalytic material comprises e.g. dissolving first and second metal salt precursors in deionized water for reaction, calcining precipitate to obtain intermediate product of multi-metal composite material, and adding multiple active metal nitrate for substitution reaction.

SI Y, DONG Y, ZHANG J

Lithium air battery high activity catalyst comprises manganese-nickel as active material and graphene as carrier.

YIN F, CHEN B

Manganese-cobalt/graphene catalyst useful for lithium-air battery comprises graphene as a carrier and manganese-based oxide doped with cobalt oxide an active component.

LI G, CHEN B, YIN F