国家/地区
IPC部 B（3）
IPC大类 B01（3） F01（2）
IPC小类 B01J（3） B01D（2） F01N（2）
IPC B01J037/08（3）
发明人
公开年 2021（3）
申请年 2020（3）
专利权人

Rare earth carbide catalyst used in preparation of high-carbon friction material, is prepared by loading rare earth oxide on catalytic carrier.

ZHOU G, CHEN B, JIAO H, SHI W

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