EP4537934A4 - Mat material, exhaust gas purification device and method for producing an exhaust gas purification device - Google Patents

Mat material, exhaust gas purification device and method for producing an exhaust gas purification device

Info

Publication number
EP4537934A4
EP4537934A4 EP23819575.4A EP23819575A EP4537934A4 EP 4537934 A4 EP4537934 A4 EP 4537934A4 EP 23819575 A EP23819575 A EP 23819575A EP 4537934 A4 EP4537934 A4 EP 4537934A4
Authority
EP
European Patent Office
Prior art keywords
exhaust gas
gas purification
purification device
producing
mat material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23819575.4A
Other languages
German (de)
French (fr)
Other versions
EP4537934A1 (en
Inventor
Shintaro Miyazaki
Koutaro Taruya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ibiden Co Ltd
Original Assignee
Ibiden Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ibiden Co Ltd filed Critical Ibiden Co Ltd
Publication of EP4537934A1 publication Critical patent/EP4537934A1/en
Publication of EP4537934A4 publication Critical patent/EP4537934A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/0211—Arrangements for mounting filtering elements in housing, e.g. with means for compensating thermal expansion or vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2853—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2350/00—Arrangements for fitting catalyst support or particle filter element in the housing
    • F01N2350/02—Fitting ceramic monoliths in a metallic housing
    • F01N2350/04—Fitting ceramic monoliths in a metallic housing with means compensating thermal expansion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/02—Fitting monolithic blocks into the housing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
EP23819575.4A 2022-06-09 2023-05-11 Mat material, exhaust gas purification device and method for producing an exhaust gas purification device Pending EP4537934A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022093773 2022-06-09
PCT/JP2023/017666 WO2023238591A1 (en) 2022-06-09 2023-05-11 Mat material, exhaust gas purification apparatus, and method for manufacturing exhaust gas purification apparatus

Publications (2)

Publication Number Publication Date
EP4537934A1 EP4537934A1 (en) 2025-04-16
EP4537934A4 true EP4537934A4 (en) 2025-10-08

Family

ID=89118156

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23819575.4A Pending EP4537934A4 (en) 2022-06-09 2023-05-11 Mat material, exhaust gas purification device and method for producing an exhaust gas purification device

Country Status (5)

Country Link
US (1) US20250354511A1 (en)
EP (1) EP4537934A4 (en)
JP (1) JPWO2023238591A1 (en)
CN (1) CN119317770A (en)
WO (1) WO2023238591A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3051186B1 (en) * 2013-09-24 2019-05-08 Ibiden Co., Ltd. Production method for holding seal material
EP4488435A1 (en) * 2022-02-28 2025-01-08 Ibiden Co., Ltd. Mat material, exhaust gas purification device, and method for producing mat material

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011241837A (en) 2006-03-10 2011-12-01 Ibiden Co Ltd Sheet member and exhaust gas purifying device
JP5077659B2 (en) * 2007-07-20 2012-11-21 ニチアス株式会社 Catalytic converter and holding material for catalytic converter
EP2328674B1 (en) * 2008-08-29 2014-04-23 Unifrax I LLC Mounting mat with flexible edge protection and exhaust gas treatment device incorporating the mounting mat
JP6218529B2 (en) * 2013-09-24 2017-10-25 イビデン株式会社 Holding sealing material, manufacturing method of holding sealing material, manufacturing method of exhaust gas purification device, and exhaust gas purification device
JP6419556B2 (en) * 2014-12-03 2018-11-07 イビデン株式会社 Holding sealing material and exhaust gas purification device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3051186B1 (en) * 2013-09-24 2019-05-08 Ibiden Co., Ltd. Production method for holding seal material
EP4488435A1 (en) * 2022-02-28 2025-01-08 Ibiden Co., Ltd. Mat material, exhaust gas purification device, and method for producing mat material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023238591A1 *

Also Published As

Publication number Publication date
CN119317770A (en) 2025-01-14
EP4537934A1 (en) 2025-04-16
WO2023238591A1 (en) 2023-12-14
JPWO2023238591A1 (en) 2023-12-14
US20250354511A1 (en) 2025-11-20

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