国家/地区 韩国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01D053/86（2）
发明人 LEE J H（2）
公开年 2021（2）
申请年
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