JPWO2021079556A1 - - Google Patents

Info

Publication number
JPWO2021079556A1
JPWO2021079556A1 JP2021554065A JP2021554065A JPWO2021079556A1 JP WO2021079556 A1 JPWO2021079556 A1 JP WO2021079556A1 JP 2021554065 A JP2021554065 A JP 2021554065A JP 2021554065 A JP2021554065 A JP 2021554065A JP WO2021079556 A1 JPWO2021079556 A1 JP WO2021079556A1
Authority
JP
Japan
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
JP2021554065A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPWO2021079556A1 publication Critical patent/JPWO2021079556A1/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/04—Silencing apparatus characterised by method of silencing by using resonance having sound-absorbing materials in resonance chambers
    • 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
    • F01N3/022—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • 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
    • F01N3/033—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 in combination with other devices
    • F01N3/035—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 in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
    • 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
JP2021554065A 2019-10-25 2020-06-17 Pending JPWO2021079556A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019194699 2019-10-25
PCT/JP2020/023802 WO2021079556A1 (en) 2019-10-25 2020-06-17 Muffler and honeycomb structure for muffler

Publications (1)

Publication Number Publication Date
JPWO2021079556A1 true JPWO2021079556A1 (en) 2021-04-29

Family

ID=75619394

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021554065A Pending JPWO2021079556A1 (en) 2019-10-25 2020-06-17

Country Status (2)

Country Link
JP (1) JPWO2021079556A1 (en)
WO (1) WO2021079556A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06501531A (en) * 1990-08-06 1994-02-17 エミテツク　ゲゼルシヤフト　フユア　エミツシオンス　テクノロギー　ミツト　ベシユレンクテル　ハフツング Monolithic metal honeycomb body with varying number of channels
JPH08281034A (en) * 1995-04-12 1996-10-29 Ngk Insulators Ltd Waste gas purifying filter and waste gas purifying device using the same
JP2003269132A (en) * 2002-03-13 2003-09-25 Ngk Insulators Ltd Exhaust emission control filter
US20080093163A1 (en) * 2004-10-26 2008-04-24 Silentor Holding A/S Silencer and Open-Structured Catalyser
CN204512003U (en) * 2015-01-30 2015-07-29 王进 The efficient resistance complex muffler of length cellular circular hole pipe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3561691B2 (en) * 2001-03-06 2004-09-02 日野自動車株式会社 Exhaust gas purification device
JP2003254035A (en) * 2002-03-06 2003-09-10 Toyota Motor Corp Particulate filter
JP2004154768A (en) * 2002-10-15 2004-06-03 Denso Corp Exhaust gas purifying filter and method for manufacturing the same
JP4339070B2 (en) * 2002-10-23 2009-10-07 株式会社三五 Exhaust purification equipment
JP2010284599A (en) * 2009-06-12 2010-12-24 Toyota Motor Corp Honeycomb support for exhaust gas purification catalyst
JP5916416B2 (en) * 2012-02-10 2016-05-11 日本碍子株式会社 Plugged honeycomb structure and honeycomb catalyst body using the same
JP6655399B2 (en) * 2016-01-15 2020-02-26 イビデン株式会社 Sound absorption structure
JP7146657B2 (en) * 2018-03-20 2022-10-04 日本碍子株式会社 Fluid heating component and fluid heating component composite

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06501531A (en) * 1990-08-06 1994-02-17 エミテツク　ゲゼルシヤフト　フユア　エミツシオンス　テクノロギー　ミツト　ベシユレンクテル　ハフツング Monolithic metal honeycomb body with varying number of channels
JPH08281034A (en) * 1995-04-12 1996-10-29 Ngk Insulators Ltd Waste gas purifying filter and waste gas purifying device using the same
JP2003269132A (en) * 2002-03-13 2003-09-25 Ngk Insulators Ltd Exhaust emission control filter
US20080093163A1 (en) * 2004-10-26 2008-04-24 Silentor Holding A/S Silencer and Open-Structured Catalyser
CN204512003U (en) * 2015-01-30 2015-07-29 王进 The efficient resistance complex muffler of length cellular circular hole pipe

Also Published As

Publication number Publication date
WO2021079556A1 (en) 2021-04-29

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