国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC B01J023/889（3）
发明人
公开年 2023（3）
申请年
专利权人

Ironmaking blast furnace waste gas treatment system has denitration catalyst stored in denitration unit, core body include mercaptolated graphene oxide and iron-manganese-copper composite oxide and absorption liquid storage unit connected with desulfurization unit.

XIAO Y, WENG Q, TANG W, ZHOU F, XU J, SUN Y, MENG Y, XU Z

Preparing a supported cobalt-based catalyst useful in the hydrogenation reaction of carbon monoxide, comprises e.g. mixing two soluble salts and auxiliary agents with solvent to prepare impregnating solution, impregnating the carrier, drying to prepare semi-dry base catalyst precursor and roasting.

DONG W, GONG L, LU W, LI Y, ZHU H, ZHAO Z, DING Y

Preparing electrocatalytic material comprises e.g. dissolving first and second metal salt precursors in deionized water for reaction, calcining precipitate to obtain intermediate product of multi-metal composite material, and adding multiple active metal nitrate for substitution reaction.

SI Y, DONG Y, ZHANG J