国家/地区 中国（3）
IPC部 B（3） C（2）
IPC大类 B01（2） C02（2）
IPC小类 C02F（2）
IPC
发明人 DUAN D（3）
公开年 2021（3）
申请年 2020（3） 
专利权人 INST PROCESS.（2）

Positive osmosis complex membrane useful for treating water, comprises matrix and complex layer comprising complex particle layer comprising graphene oxide loaded with titanium dioxide.

DUAN D, JIA Q, REN Y, LI T

Photocatalytic composite particle for photocatalytic film in water treatment comprises strontium titanate comprising single crystal particles of strontium titanate of octahedron, dodecahedron or regular hexahedron.

DUAN D, JIA Q, ZHONG L, CHEN S, REN Y

Preparing oxidation nitrogen-doped carbon nano-tube array cluster/flexible carbon fiber material integrated electrode in metal-air battery, involves filling side surface of flexible carbon fiber material with vapor deposition catalyst.

LI Y, LIU S, GUO Q, DUAN D, WANG J, WANG K, XU S, HAO X