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IT978623B - Dispositivo per la depurazione catalitica dei gas di scarico di motori a combustione - Google Patents

Dispositivo per la depurazione catalitica dei gas di scarico di motori a combustione

Info

Publication number
IT978623B
IT978623B IT19795/73A IT1979573A IT978623B IT 978623 B IT978623 B IT 978623B IT 19795/73 A IT19795/73 A IT 19795/73A IT 1979573 A IT1979573 A IT 1979573A IT 978623 B IT978623 B IT 978623B
Authority
IT
Italy
Prior art keywords
exhaust gases
combustion engines
catalytic purification
catalytic
purification
Prior art date
Application number
IT19795/73A
Other languages
English (en)
Original Assignee
Eberspaecher J
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 Eberspaecher J filed Critical Eberspaecher J
Application granted granted Critical
Publication of IT978623B publication Critical patent/IT978623B/it

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
    • F01N3/08—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
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/306—Preheating additional air
    • 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
    • F01N3/2846—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration specially adapted for granular supports, e.g. pellets
    • 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
    • F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
    • F01N3/2885—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices with exhaust silencers in a single 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
    • 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
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/34—Arrangements for supply of additional air using air conduits or jet air pumps, e.g. near the engine exhaust port
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/02—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a heat exchanger
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/08—Granular material
    • 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
    • F01N2450/04—Filling or emptying a chamber with granular material
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
IT19795/73A 1972-05-05 1973-01-30 Dispositivo per la depurazione catalitica dei gas di scarico di motori a combustione IT978623B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722221970 DE2221970A1 (de) 1972-05-05 1972-05-05 Anordnung zur katalytischen reinigung der abgase von verbrennungsmotoren

Publications (1)

Publication Number Publication Date
IT978623B true IT978623B (it) 1974-09-20

Family

ID=5844085

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19795/73A IT978623B (it) 1972-05-05 1973-01-30 Dispositivo per la depurazione catalitica dei gas di scarico di motori a combustione

Country Status (7)

Country Link
US (1) US3899303A (it)
JP (1) JPS5241408B2 (it)
DE (1) DE2221970A1 (it)
FR (1) FR2184296A5 (it)
GB (1) GB1431812A (it)
IT (1) IT978623B (it)
SE (1) SE407099B (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4119706A (en) * 1976-10-12 1978-10-10 Engelhard Minerals & Chemicals Corporation Method of catalytically recombining radiolytic hydrogen and radiolytic oxygen
US4094645A (en) * 1977-01-24 1978-06-13 Uop Inc. Combination muffler and catalytic converter having low backpressure
US4246235A (en) * 1978-03-13 1981-01-20 Engelhard Minerals & Chemicals Corporation Horizontal flow catalytic reactor
US4263259A (en) * 1979-05-21 1981-04-21 Regenerative Environmental Equipment Co., Inc. Hatch and hatch cover for thermal regeneration apparatus
US4737345A (en) * 1981-04-20 1988-04-12 Werner Henke System for efficiently removing oxides of nitrogen from exhaust gas
JPS5894863U (ja) * 1981-12-21 1983-06-27 スズキ株式会社 エア−クリ−ナ−の雨除け装置
US4554784A (en) * 1983-08-17 1985-11-26 The Garrett Corporation Emergency power unit and method
US4489549A (en) * 1983-08-17 1984-12-25 The Garrett Corporation Gas generator with ratchet no-back and method
US4505105A (en) * 1983-08-17 1985-03-19 The Garrett Corporation No-back gas generator and method
JPH0114753Y2 (it) * 1984-11-16 1989-04-28
DE3713964A1 (de) * 1987-04-25 1988-11-03 Bayerische Motoren Werke Ag Anordnung eines katalysatorgehaeuses in der abgasleitung von fahrzeug-brennkraftmaschinen
JP3314241B2 (ja) * 1992-04-06 2002-08-12 ヤマハ発動機株式会社 自動二輪車用エンジンの排気浄化装置
GB2303315B (en) * 1993-01-11 1997-07-30 Fuji Heavy Ind Ltd Engine exhaust apparatus
GB2298147A (en) * 1995-02-09 1996-08-28 Marcos Breitman Device for treating exhaust gases
EP0828926A1 (en) * 1995-05-19 1998-03-18 Silentor A/S A silencer with incorporated catalyst
JP2891668B2 (ja) * 1996-04-05 1999-05-17 川崎重工業株式会社 エンジンの排気装置
DK57996A (da) 1996-05-15 1997-11-16 Silentor As Lyddæmper
US6520286B1 (en) 1996-09-30 2003-02-18 Silentor Holding A/S Silencer and a method of operating a vehicle
DK0934457T4 (da) 1996-09-30 2010-05-10 Silentor Holding As Gasstrømningsdæmper
US5921080A (en) * 1997-03-07 1999-07-13 The Lubrizol Corporation Oxidation catalytic converter system for small spark ignited engines
US7282185B2 (en) * 1999-01-11 2007-10-16 Clean Air Power, Inc. Emission control apparatus
GB2373197A (en) * 2001-03-15 2002-09-18 James Stuart Moray Edmiston Apparatus and method for treating exhaust emissions
US20060124116A1 (en) * 2004-12-15 2006-06-15 Bui Yung T Clean gas injector
US8747496B2 (en) * 2007-05-01 2014-06-10 Westport Power Inc. Compact fuel processor
DE102019207065B4 (de) * 2019-05-15 2021-05-20 Vitesco Technologies GmbH Ringkatalysator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE563757C (it) * 1929-08-12
US3041149A (en) * 1958-08-07 1962-06-26 Oxy Catalyst Inc Catalytic muffler
US3220179A (en) * 1962-10-31 1965-11-30 Walter P Innes Jr Catalytic afterburner for internal combustion engines and the like
US3189418A (en) * 1964-04-01 1965-06-15 Wright W Gary Catalytic converter

Also Published As

Publication number Publication date
US3899303A (en) 1975-08-12
GB1431812A (en) 1976-04-14
FR2184296A5 (it) 1973-12-21
SE407099B (sv) 1979-03-12
JPS5241408B2 (it) 1977-10-18
DE2221970A1 (de) 1973-11-15
JPS4961515A (it) 1974-06-14

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