国家/地区 中国（6） 韩国（3） 美国（2） 世界知识产权组织（2）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 F01N（10）
IPC F01N003/28（6） B01J023/10（4） B01J035/10（4）
B01D053/86（3） B01J023/46（3） B01J037/02（3）
B01J037/08（3） F01N003/20（3） B01D053/94（2）
B01J035/02（2） B01J037/00（2） F01N003/035（2）
发明人 LI Y（4） WU G（4） HEO I J（2）
KIM S J（2） KIM S M（2） KIM Y J（2）
LEE J H（2） YOU Y（2）
公开年 2021（10）
申请年 2020（7）  2021（3） 
专利权人 UNIV CENT SO.（4） KOREA RES IN.（2）

Preparing catalyzer useful for low-temperature catalytic oxidation of carbon monoxide and methylidyne comprises e.g. preparing graphene oxide by modified Hummers method, composite oxide carrier, adding into ruthenium chloride solution, performing ultrasonic treatment, and calcining.

DENG Z, YANG W, ZHANG T, TIAN M, HUANG L

Air purifying device for separating materials from air flow, has collector plates arranged downstream of set of ionization needles, where device generates ionization corona discharge by positive ionization voltage led to needles.

TULKKI J, JUHANI T, SKOGSTER N, MAKKONEN P

Removing residual chlorine in inorganic material used for producing selective catalytic reduction (SCR) catalyst for reducing nitrogen oxides, by heat-treating inorganic material in gas atmosphere containing moisture or soaking inorganic material in base solution, filtering, and drying.

KIM S M, HEO I, CHANG T S, YOU Y W, LEE J H, KIM S J, KIM Y J, HEO I J, JUNGYUNHO, PARK J H, KIM S G, YOU Y

Demagnetizing and electromagnetic magnetic depolarizing information effect of electric and magnetic fields of air by presence of deployed metal grid inserted in air circulation by switching depolarized fields of structure in exchange on air.

JOSE B, PICCALUGA P, STEFFAN C

Preparing ruthenium and iridium-based catalyst involves using ruthenium and iridium metal salts without containing chlorine, supporting ruthenium and iridium on support, and then drying and heat-treating.

KIM S M, HEO I J, LEE J H, YOU Y, KIM S J, KIM Y J

Cerium-zirconium-potassium/reduced graphene oxide nano solid solution comprises cerium-zirconium-potassium/reduced graphene oxide compound.

LI Y, WU G

Diesel engine catalytic particle catcher coated with cerium-zirconium-potassium complex/reduced graphene oxide nano solid solution catalyst comprises filter housing and filter element comprising substrate and catalyst.

LI Y, WU G

Catalyst comprises cerium-zirconium-potassium/reduced graphene oxide nano solid solution.

LI Y, WU G

Use method of a catalyst with cerium-zirconium-potassium/reduced graphene oxide nano solid solution as the main component.

LI Y, WU G

Selective catalytic reduction catalyst composition, used for emission treatment system for treating flow of combustion exhaust gas, comprises selective catalytic reduction catalyst and binder comprising porous inorganic material.

BAUER J, DOTZEL R, MUENCH J W, PUROVA R, SCHWIEGER W, SELVAM T, SHAHID A