国家/地区 韩国（2）
IPC部 B（3） F（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D053/86（3）
发明人 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（3）
申请年 2020（2） 
专利权人 KOREA RES IN.（2）

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

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

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