Search International and National Patent Collections

1. (WO2018183688) CATALYST PROTECTION SYSTEM FROM OXYGEN DEPRIVED EXHAUST

Pub. No.:    WO/2018/183688    International Application No.:    PCT/US2018/025159
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Fri Mar 30 01:59:59 CEST 2018
IPC: B01D 53/86
B01D 53/94
F01N 3/023
Applicants: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
SCHMALE, Mark
Inventors: SCHMALE, Mark
Title: CATALYST PROTECTION SYSTEM FROM OXYGEN DEPRIVED EXHAUST
Abstract:
An exhaust purification system for the reduction of emissions from an exhaust stream, including an oxygen detection system; a catalyst; and an air injection system positioned between the oxygen detection system and the catalyst to inject air into the exhaust stream at designated exhaust conditions, to protect the catalyst from oxygen‐deprived conditions.