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Patent Searching and Data


Title:
EXHAUST EMISSION CONTROL DEVICE
Document Type and Number:
Japanese Patent JPH09217618
Kind Code:
A
Abstract:

To provide an exhaust emission control device to reduce and eliminate NOx by particulate matters and to collect particulates by a fiber filter by arranging the particulate matters having reduction work of NOx on the outside of the fiber filter.

An exhaust emission control device is constituted of nonwoven fabric with fiber filters 5 to collect particulates contained in exhaust gas laminated at random in it, and wire gauzes 9 are arranged inside the fiber filters 5. Particulate matters 7, 8 constituted of Ba2In2O5, Ba3Y4O5 or BaLa2O5 having deoxidation work of NOx are filled in a large number of cells 11 of a porous member 2 arranged in the downstream of the fiber filters 5.


Inventors:
KAWAMURA HIDEO
Application Number:
JP4695796A
Publication Date:
August 19, 1997
Filing Date:
February 09, 1996
Export Citation:
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Assignee:
ISUZU CERAMICS RES INST
International Classes:
B01D46/24; B01D53/86; B01D53/94; B01J23/10; B01J35/02; F01N3/02; F01N3/022; F01N3/027; F01N5/02; F01N3/28; F01N3/021; F02B3/06; (IPC1-7): F01N3/02; F01N3/02; B01D53/86; B01D53/94; B01J23/10; B01J35/02; F01N3/28; F01N5/02
Attorney, Agent or Firm:
Onaka Kazumune