SILICON CARBIDE HONEYCOMB FILTER

Title:

SILICON CARBIDE HONEYCOMB FILTER

Document Type and Number:

WIPO Patent Application WO/2023/171539

Kind Code:

A1

Abstract:

A silicon carbide honeycomb filter having: honeycomb segments having partition walls that form cells defining a plurality of flow paths, plugging parts that alternately seal the end surfaces of the cells in a checkered pattern, and outer peripheral walls; a bonding material layer filled into grid-form gaps between the honeycomb segments in order to join the honeycomb segments together; and a skin surrounding the joined honeycomb segments, a central intersection among intersections of the grid-form gaps being positioned on or near the center axis of the honeycomb filter, and laminated material non-formation regions being provided in grid-form gaps extending in four directions from the center intersection to adjacent intersections.

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Inventors:

OKAZAKI SYUNJI (JP)

Application Number:

PCT/JP2023/007925

Publication Date:

September 14, 2023

Filing Date:

March 02, 2023

Export Citation:

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Assignee:

PROTERIAL LTD (JP)

International Classes:

F01N3/022; B01D39/20; B01D46/00; B01J35/04; C04B35/569; C04B38/00

Foreign References:

JP2010281306A	2010-12-16
JP2011240332A	2011-12-01
JP2013198884A	2013-10-03
JP2019171238A	2019-10-10

Attorney, Agent or Firm:

TAKAISHI Kitsuma (JP)

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