国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC
发明人 DUAN X（4）
公开年 2016（2）
申请年 2015（2） 
专利权人 BEIJING LEAG.（2） UNIV BEIJING.（2）

Preparing composite structure hydrophilic membrane electrode with composite structure comprises e.g. mixing lithium carbonate and titanium dioxide, calcining, modifying, mixing tannic acid modified active electrode material with solvent, coating on titanium plate, and drying.

DUAN X, ZHANG J, XIANG X

Graphene micro-porous filtering film, has first graphite layer and second graphite layer that are formed with top side and bottom side of micro-pore filtering membrane layer, where aperture of filter membrane layer is specific in range.

CHANG J, DUAN X, GUO X, LIU T, WANG H, ZHANG L

Graphene filter paper for the laboratory, has a micro-porous filtering film layer that is provided with multiple graphite layers provided with a filter medium solution.

CHANG J, DUAN X, GUO X, LIU T, WANG H, ZHANG L

New graphene-promoted hydrotalcite-based denitration catalyst prepared by co-precipitation method by loading hydrotalcite nano sheet on the graphene surface, and calcining.

DUAN X, ZHANG H, DOU L