Title:
セラミックハニカム構造体及びその製造方法
Document Type and Number:
Japanese Patent JP5532606
Kind Code:
B2
Abstract:
A ceramic honeycomb structure comprising a ceramic honeycomb body having cell walls defined by a large number of longitudinally extending cells, and an outer peripheral wall formed on an outer peripheral surface of the ceramic honeycomb body, the outer peripheral wall being formed by coating longitudinally extending grooves defined by cell walls on the outer peripheral surface of the ceramic honeycomb body with a coating material, and the outer peripheral wall having higher hardness in its outer peripheral portion than in its inside portion in a thickness direction.
Inventors:
Shunji Okazaki
Application Number:
JP2008551121A
Publication Date:
June 25, 2014
Filing Date:
December 25, 2007
Export Citation:
Assignee:
Hitachi Metals Co., Ltd.
International Classes:
C04B41/85; B01D39/20; B01D53/86; B01J32/00; B01J33/00; B01J35/04; F01N3/021; F01N3/28
Domestic Patent References:
| JP2004175654A | 2004-06-24 | |||
| JP2004075524A | 2004-03-11 | |||
| JP2006255542A | 2006-09-28 | |||
| JP2004231506A | 2004-08-19 | |||
| JP2004148791A | 2004-05-27 | |||
| JP2004075523A | 2004-03-11 | |||
| JPH05269388A | 1993-10-19 | |||
| JP2004175654A | 2004-06-24 | |||
| JP2004075524A | 2004-03-11 | |||
| JP2006255542A | 2006-09-28 | |||
| JP2004231506A | 2004-08-19 | |||
| JP2004148791A | 2004-05-27 | |||
| JP2004075523A | 2004-03-11 | |||
| JPH05269388A | 1993-10-19 |
Attorney, Agent or Firm:
Takaishi Tachibana