EP 1657411 A1 20060517 - Exhaust gas purifying apparatus of internal combustion engine
Title (en)
Exhaust gas purifying apparatus of internal combustion engine
Title (de)
Abgasreinigungsanlage für Verbrennungskraftmaschine
Title (fr)
Dispositif de purification des gaz d'échappement pour moteur à combustion interne
Publication
Application
Priority
JP 2004326922 A 20041110
Abstract (en)
An exhaust gas purifying apparatus of an internal combustion engine has SOx keeping means (3) provided in an exhaust passage, the SOx keeping means (3) including an SOx keeping agent and having an SOx keeping ability of keeping in its interior SOx contained in exhaust gas, SOx keeping agent solution storage means (7) that stores a solution of said SOx keeping agent and SOx keeping agent supply means (6) that supplies the solution of said SOx keeping agent stored in said SOx keeping agent solution storage means (7) to said SOx keeping means (3). By this structure of the exhaust gas purifying apparatus of the internal combustion engine, SOx is prevented from taken into an NOx removing catalyst (4) provided in an exhaust passage as much as possible.
IPC 8 full level
F01N 3/08 (2006.01); C10L 1/24 (2006.01); F01N 3/029 (2006.01); F01N 3/20 (2006.01)
CPC (source: EP)
C10L 10/02 (2013.01); F01N 3/029 (2013.01); F01N 3/0814 (2013.01); F01N 3/085 (2013.01); F01N 3/0871 (2013.01); F01N 3/206 (2013.01); F01N 2250/12 (2013.01); F01N 2430/04 (2013.01); F01N 2900/1612 (2013.01)
Citation (applicant)
JP H06173652 A 19940621 - TOYOTA MOTOR CORP
Citation (search report)
- [A] US 5472673 A 19951205 - GOTO MASATO [JP], et al
- [A] EP 1411107 A1 20040421 - ETHYL CORP [US]
- [A] PATENT ABSTRACTS OF JAPAN vol. 2000, no. 08 6 October 2000 (2000-10-06)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 1657411 A1 20060517; EP 1657411 B1 20070516; DE 602005001150 D1 20070628; DE 602005001150 T2 20080110; JP 2006138223 A 20060601; JP 4089683 B2 20080528
DOCDB simple family (application)
EP 05024424 A 20051109; DE 602005001150 T 20051109; JP 2004326922 A 20041110