Title:
排ガス浄化装置
Document Type and Number:
Japanese Patent JP6419708
Kind Code:
B2
Abstract:
This exhaust gas purification device is provided with a columnar exhaust gas treatment body, a casing which comprises a tubular body that houses the exhaust gas treatment body, and a mat which comprises inorganic fibers and is inserted between the exhaust gas treatment body and the casing. This exhaust gas purification device is characterized in that the contour of the exhaust gas treatment body, in a cross section perpendicular to the longitudinal direction, comprises three to six corner sections and connecting sections which connect the corner sections; the corner sections are curved, the connecting sections are straight or curved; and the distance from the corner sections to the inner peripheral surface of the casing is less than the distance from the connecting sections to the inner peripheral surface of the casing, and the surface specific gravity of the mat arranged on the corner sections is less than the surface specific gravity of the mat arranged on the connecting sections.
Inventors:
Hisashi Ando
Shoji Hagino
Saiki Kenzo
Shoji Hagino
Saiki Kenzo
Application Number:
JP2015542606A
Publication Date:
November 07, 2018
Filing Date:
October 10, 2014
Export Citation:
Assignee:
IBIDEN CO.,LTD.
International Classes:
F01N3/28; B01D53/94; B01J33/00; B01J35/04
Domestic Patent References:
| JP2013144954A | ||||
| JP1247711A | ||||
| JP51119007A | ||||
| JP2001523789A | ||||
| JP2007332922A | ||||
| JP2061313A | ||||
| JP2009085092A | ||||
| JP2011137418A | ||||
| JP60162215U |
Attorney, Agent or Firm:
Atomi International Patent Office