专利检索 ap:("NISSAN MOTOR CO., LTD.") AND inv:"Bruno Peressini" 第 1 页

1.

发明授权
Method for treating pollutants using a three-way catalyst when starting up a combustion engine 有权

公开(公告)号：US11781456B2

公开(公告)日：2023-10-10

申请号：US17635477

申请日：2020-09-08

申请人： NISSAN MOTOR CO., LTD.

发明人： Cathy Batisson , Bruno Peressini

IPC分类号： F01N3/20 , F01N3/22

CPC分类号： F01N3/20 , F01N3/22

摘要： The invention relates to a method involving the treatment of the pollutants emitted by a vehicle having a heat engine, in which catalyst means (3) are heated, characterised in that the amount of oxygen (OS) in the catalyst means (3) is controlled to be over a minimum amount of oxygen (OS1) by injecting air upstream of said catalyst means (3).