Global Patent Index - EP 0270990 A1

EP 0270990 A1 19880615 - Regenerable filter for exhaust gases of an internal-combustion engine.

Title (en)

Regenerable filter for exhaust gases of an internal-combustion engine.

Title (de)

Regenerierbares Abgasfilter für Verbrennungsmotoren.

Title (fr)

Filtre régénérable pour gaz d'échappement de moteurs à combustion interne.

Publication

EP 0270990 A1 19880615 (EN)

Application

EP 87117828 A 19871202

Priority

IT 6790986 A 19861205

Abstract (en)

The filter comprises filtering means (21) suited to intercept the residual combustion products, and heating means suited to bring said residues to a combustion temperature; the heating means comprise a plurality of electrically conductive portions (26) of said filtering means (21), mutually insulated and cyclically and selectively supplied.

IPC 1-7

F01N 3/02

IPC 8 full level

F01N 3/02 (2006.01); B01D 39/14 (2006.01); B01D 46/00 (2006.01); B01D 46/24 (2006.01); B01D 46/42 (2006.01); F01N 3/022 (2006.01); F01N 3/027 (2006.01); F01N 3/021 (2006.01)

CPC (source: EP)

F01N 3/0217 (2013.01); F01N 3/0218 (2013.01); F01N 3/022 (2013.01); F01N 3/0222 (2013.01); F01N 3/027 (2013.01); F01N 2330/10 (2013.01); F01N 2370/22 (2013.01)

Citation (search report)

Designated contracting state (EPC)

BE DE ES FR GB IT NL SE

DOCDB simple family (publication)

EP 0393729 A2 19901024; EP 0393729 A3 19901128; EP 0393729 B1 19921007; DE 3772013 D1 19910912; DE 3782176 D1 19921112; DE 3782176 T2 19930506; EP 0270990 A1 19880615; EP 0270990 B1 19910807; ES 2023398 B3 19920116; ES 2035681 T3 19930416; IT 1196822 B 19881125; IT 8667909 A0 19861205; JP 2610147 B2 19970514; JP S63197511 A 19880816

DOCDB simple family (application)

EP 90110810 A 19871202; DE 3772013 T 19871202; DE 3782176 T 19871202; EP 87117828 A 19871202; ES 87117828 T 19871202; ES 90110810 T 19871202; IT 6790986 A 19861205; JP 30686887 A 19871205