国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2） F01（2）
IPC小类 B01D（2）
IPC B01D053/94（2）
发明人
公开年
申请年
专利权人

Anti-crystallization vehicle urea comprises high-purity urea, crystallization inhibitor, acetylene glycol surfactant, 2,6-di-tert-butyl-p-cresol, cold-resistant agent and high-purity water.

YE T

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