国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01D053/62（2）
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Preparing cobalt based double metal oxide loaded graphene quantum dots composite photocatalyst, comprises e.g. preparing metal-cobalt-oxide compound, then mixing with carbon source small molecular substance, transferring to polytetrafluoroethylene reaction kettle, reacting, filtering, and drying.

LIU X, XU J

Fuel cell cathode air filter adsorbing filter material for automobile filter, is obtained by coating reinforcing liquid on surface of paper base material, which is made by disintegrating fiber raw material, adding adsorbent and auxiliary agent, stirring, making paper, suctioning and dehydrating.

LI B, YAO Y