发明授权
US09441521B2 Method for removing foreign matter from a selective reduction catalyst system 有权
从选择还原催化剂体系中除去异物的方法

Method for removing foreign matter from a selective reduction catalyst system
摘要:
A method and a selective-reduction catalyst system to remove foreign matter which may cause closure of a urea water path of a supply module and therearound. A urea water pressure is changed in the urea water path to remove the foreign matter.
信息查询
0/0