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Title:
METHOD OF MANUFACTURING GAS CLEANING FILTER
Document Type and Number:
Japanese Patent JP2010279934
Kind Code:
A
Abstract:

To provide a method of manufacturing a gas cleaning filter that is used at high temperature, and hardly causes cracks even when the temperature distribution in a filter base body is uneven.

The method of manufacturing the gas cleaning filter includes processes of: molding a plurality of segment moldings 10g comprising a plurality of cells partitioned by partitions extended in a single axial direction and molded by extrusion molding of unbaked ceramic material becoming a porous body by baking; sticking the plurality of segment moldings with unbaked connection bodies 11g disposed among the plurality of segment moldings, formed with ceramic material and having axial length L shorter than the axial length N of the segment moldings; and baking the stuck segment moldings and unbaked connection bodies to integrate the segment moldings with connection bodies by sintering.


Inventors:
TAKAGI OSAMU
TSUNEYOSHI KOJI
IWAMOTO TAKASHI
Application Number:
JP2009137428A
Publication Date:
December 16, 2010
Filing Date:
June 08, 2009
Export Citation:
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Assignee:
TOKYO YOGYO KK
International Classes:
B01D39/20; B28B11/00; F01N3/02; B01D53/94
Domestic Patent References:
JP2006326381A2006-12-07
JP2003010616A2003-01-14
JP2008126561A2008-06-05
JP2002060279A2002-02-26
JP2006326381A2006-12-07
JP2003010616A2003-01-14
JP2008126561A2008-06-05
Attorney, Agent or Firm:
Kanji Maeda
Oya Masayo