HONEYCOMB CONSTRUCTION BODY, HONEYCOMB FILTER AND THEIR MANUFACTURING METHOD

Japanese Patent JP2002060279

A

To provide a honeycomb construction body which is excellent in durability and does not cause the occurrence of crack due to thermal stress in using, and their manufacturing method.

The honeycomb structure body is provided with a plurality of honeycomb members 21 having many ventilation holes 11 partitioned by partitions 20. These honeycomb members 21 are joined by surfaces (joining surfaces) 22 being substantially parallel to the passage direction of the ventilation holes to be integrated to form the honeycomb structure body. The surface 22 at the member 21 includes an end part to be connected with a passage entrance end face outer peripheral part 15 and/or a passage exit end face outer peripheral part 17 and has an un-joined part 12 in the structure.

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HARADA SETSU
MIYAIRI YUKIO
KASAI YOSHIYUKI
KAWASAKI SHINJI

JP2001064077A

February 26, 2002

March 07, 2001

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NGK INSULATORS LTD

B01D39/20; B01D53/86; B01J35/04; B28B1/00; B28B3/26; C04B35/10; C04B35/185; C04B35/19; C04B35/443; C04B35/478; F02M27/02; C04B35/56; C04B35/565; C04B35/584; C04B37/00; C04B38/00; F01N3/02; F01N3/022; F01N3/035; F01N3/28; (IPC1-7): C04B37/00; B01D39/20; B01D53/86; B01J35/04; B28B3/26; C04B35/565; F01N3/02; F01N3/28; F02M27/02

JPS5546338A	1980-04-01
JPH02117033U	1990-09-19

US4335783A

1982-06-22

Ippei Watanabe

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