国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3） C25B（2）
IPC B01J037/34（3）
发明人 WANG J（2）
公开年 2022（3）
申请年 2022（2） 
专利权人

Preparing superhydrophilic nickel-based multilayer composite membrane material useful in field of photothermal seawater desalination or photothermal sewage purification, comprises e.g. dissolving nickel salt, complexing agent and surfactant in water, and soaking composite structure in salt solution.

MA F, ZENG Z, ZHU L

Catalyst used for preparing beta-carotene from vitamin A triphenylphosphine salt by electrochemistry, is a graphene-supported metal ferrite and a metal oxide catalyst.

ZHANG T, SONG J, SHEN H, JIE J, WANG J, ZHANG Y

Preparing metal-nitrogen molecule/carbon nano fiber composite material used as catalyst to catalyze carbon dioxide electric reduction reaction, by using precursor containing metal, nitrogen element, macromolecule polymer to prepare spinning solution for electrostatic spinning, and pre-oxidizing.

XIAO J, ZHENG F, XU X, WANG J