国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J023/745（4）
发明人 LI S（2）
公开年 2023（4）
申请年 2022（3） 
专利权人

Preparing nitrogen-doped carbon-loaded iron oxide composite material comprises e.g. mixing water-soluble iron salt, carbon carrier and water, calcining obtained carbon-iron mixture to obtain carbon-loaded iron oxide, and mixing carbon-loaded iron oxide with organic nitrogen source and water.

CHEN X, MAO Y, HAN D, FANG G, LI R, HUANG X

Graphene-supported metal single-atom composite material comprises metal single-atom material contains metal active center and graphene material coordinates to realize anchoring of metal monoatomic material on graphene material.

SHANG Y, LIU Z

Preparing carbon-supported catalyst for sewage treatment, involves heating graphite compound, small molecule compounds containing nitrogen, sulfur, phosphorus and transition metal compound, by three-stage heating, where first, second and third sections of furnace, are maintained at preset conditions.

LI S, LAI Q

Combined advanced oxidation of ozone/peroxymonosulfate/carbon-based catalyst involves introducing ozone into water to be treated added with peroxymonosulfate, water flows into reactor, discharging tail gas, water flows out from reactor and filtering.

HE Q, LI S, ZHANG F, MA G, LI N, QIANG C