Title:
PARTICLE ADHESION DEVICE, FILTER MANUFACTURING METHOD, AND COLUMNAR HONEYCOMB STRUCTURE FILTER
Document Type and Number:
WIPO Patent Application WO/2023/074011
Kind Code:
A1
Abstract:
Provided is a particle adhesion device 100 comprising: a holder 10; a chamber 20; a nozzle 30; an intake port 40; and a flow control member 50. The holder 10 holds a filter base material 70 having a first end surface 71a and a second end surface 71b. The chamber 20 is in communication with the holder 10, and is disposed so that the first end surface 71a of the filter base material 70 faces a space within the chamber 20. The nozzle 30 is disposed at an opposing surface 21 of the chamber 20 that opposes the first end surface 71a of the filter base material 70, and is capable of spraying an aerosol containing particles toward the first end surface 71a of the filter base material 70. The intake port 40 is provided in the opposing surface 21 of the chamber 20, and is capable of taking in an ambient gas. The flow control member 50 is disposed on the opposing surface 21 to which the intake port 40 is provided, and is capable of controlling the flow of the ambient gas.
Inventors:
NAKANO SEIYA (JP)
TAJIMA YUICHI (JP)
TAJIMA YUICHI (JP)
Application Number:
PCT/JP2022/007709
Publication Date:
May 04, 2023
Filing Date:
February 24, 2022
Export Citation:
Assignee:
NGK INSULATORS LTD (JP)
International Classes:
B01D39/20; B01D46/00
Foreign References:
| JP2012075989A | 2012-04-19 | |||
| JP2011212671A | 2011-10-27 | |||
| JP2021154272A | 2021-10-07 | |||
| JP5597148B2 | 2014-10-01 | |||
| JP6979541B1 | 2021-12-15 |
Attorney, Agent or Firm:
AXIS PATENT INTERNATIONAL (JP)
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