(19)
(11) EP 1 794 422 A1

(12)

(43) Date of publication:
13.06.2007 Bulletin 2007/24

(21) Application number: 05780630.9

(22) Date of filing: 25.08.2005
(51) International Patent Classification (IPC): 
F01N 3/023(2006.01)
 F01N 9/00(2006.01)
(86) International application number:
PCT/IB2005/002521
(87) International publication number:
WO 2006/021868 (02.03.2006 Gazette 2006/09)
(84) Designated Contracting States:
DE FR

(30) Priority: 27.08.2004 JP 2004248564

(71) Applicant: Toyota Jidosha Kabushiki Kaisha
Toyota-shi, Aichi-ken, 471-8571 (JP)

(72) Inventors:
  • KOGO, Tomoyuki Toyota Jidosha Kabushiki Kaisha
    Toyota-shi Aichi-ken 471-8571 (JP)
  • HASHIZUME, Takeshi Toyota Jidosha Kabushiki Kaisha
    Toyota-shi Aichi-ken 471-8571 (JP)

(74) Representative: TBK-Patent 
Bavariaring 4-6
80336 München
80336 München (DE)

   


(54) PARTICULATE MATTER REMAINING AMOUNT ESTIMATING METHOD FOR PARTICULATE FILTER AND PARTICULATE FILTER REGENERATING METHOD