国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J037/08（2）
发明人 WANG X（2）
公开年 2021（2）
申请年
专利权人

Preparing catalyst by using graphene as carrier and rare earth element modified SrHPO4-WO3 for fixed bed catalytic preparation of triethylene diamine and derivatives, involves using one or two of La and Ce oxides as catalytic promoters.

HUANG P, ZHOU S, WANG X, DUAN X, XIONG Q, LV Y, WANG Z, ZHONG H, ZHUO P, CAI H

Preparing iron nitride doped nitrogen doped graphene composite material used e.g. to adsorb dyes or prepare dye adsorbents includes ball milling graphite powder and ferric nitrate to obtain surface-modified iron oxide graphene and annealing.

ZHAO X, SUN Y, YONG X, CHEN T, SHAO D, CHEN Y, LI L, SHI S, WANG X