EP0420462A3 - A catalytic converter - Google Patents

A catalytic converter Download PDF

Info

Publication number
EP0420462A3
EP0420462A3 EP19900310110 EP90310110A EP0420462A3 EP 0420462 A3 EP0420462 A3 EP 0420462A3 EP 19900310110 EP19900310110 EP 19900310110 EP 90310110 A EP90310110 A EP 90310110A EP 0420462 A3 EP0420462 A3 EP 0420462A3
Authority
EP
European Patent Office
Prior art keywords
catalytic converter
catalytic
converter
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.)
Withdrawn
Application number
EP19900310110
Other versions
EP0420462A2 (en
Inventor
William Richard Hutchins
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.)
MG Rover Group Ltd
Original Assignee
MG Rover Group 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
Priority claimed from GB8921957A external-priority patent/GB2236691A/en
Priority claimed from GB8921956A external-priority patent/GB2236690A/en
Application filed by MG Rover Group Ltd filed Critical MG Rover Group Ltd
Publication of EP0420462A2 publication Critical patent/EP0420462A2/en
Publication of EP0420462A3 publication Critical patent/EP0420462A3/en
Withdrawn legal-status Critical Current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
    • F01N3/08—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
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
    • 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
EP19900310110 1989-09-28 1990-09-17 A catalytic converter Withdrawn EP0420462A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8921957 1989-09-28
GB8921956 1989-09-28
GB8921957A GB2236691A (en) 1989-09-28 1989-09-28 A catalytic converter
GB8921956A GB2236690A (en) 1989-09-28 1989-09-28 A catalytic converter

Publications (2)

Publication Number Publication Date
EP0420462A2 EP0420462A2 (en) 1991-04-03
EP0420462A3 true EP0420462A3 (en) 1991-08-21

Family

ID=26295981

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900310110 Withdrawn EP0420462A3 (en) 1989-09-28 1990-09-17 A catalytic converter

Country Status (1)

Country Link
EP (1) EP0420462A3 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5083427A (en) * 1990-02-12 1992-01-28 Ford Motor Company Apparatus and method to reduce automotive emissions using filter catalyst interactive with uego
FR2678023B1 (en) * 1991-06-18 1993-10-08 Institut Francais Petrole EXHAUST SYSTEM FOR FASTER PRIMING OF THE CATALYST.
DE4408130A1 (en) * 1994-03-10 1995-09-14 Bayerische Motoren Werke Ag Device for exhaust gas purification in internal combustion engines
CA2173959A1 (en) * 1994-08-18 1996-02-29 William C. Pfefferle Catalytic method
SE504095C2 (en) * 1995-03-01 1996-11-11 Volvo Ab Catalytic exhaust gas purification device with two catalyst units in series
EP0809001B1 (en) * 1996-05-23 2003-01-22 Scambia Industrial Developments Aktiengesellschaft Exhaust manifold with catalyst
AT500745B8 (en) * 2005-02-02 2007-02-15 Pankl Emission Control Systems EMISSION CONTROL DEVICE
AT500737B1 (en) * 2005-12-06 2008-06-15 Avl List Gmbh Spark-ignition internal combustion engine for vehicle, has water injection device injecting water into exhaust gas line, where injection device opens upstream of upstream of turbine of turbocharger into exhaust gas line
FR2935742B1 (en) * 2008-09-08 2012-08-10 Faurecia Sys Echappement EXHAUST GAS CLEANING ASSEMBLY WITH INPUT DEFLECTOR
FR2938006A3 (en) * 2008-11-03 2010-05-07 Renault Sas Exhaust gas depollution device i.e. catalytic converter, for internal combustion engine of motor vehicle, has structure with face that is extended in oblique plane to reduce angle between gas flow and face for assuring distribution of gas
JP2018076853A (en) * 2016-11-11 2018-05-17 いすゞ自動車株式会社 Exhaust system structure for internal combustion engine
AT520807B1 (en) * 2017-12-28 2020-10-15 Avl List Gmbh EXHAUST GAS AFTER-TREATMENT DEVICE FOR A COMBUSTION ENGINE

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1415210A (en) * 1963-11-26 1965-10-22 Universal Oil Prod Co Exhaust gas silencer ensuring their catalytic conversion
FR2136301A5 (en) * 1971-04-17 1972-12-22 Nissan Motor Exhaust gas purifier - for internal combustion engine
DE2311475A1 (en) * 1972-04-07 1973-10-11 Ford Werke Ag CATALYTIC IMPLEMENTATION EXHAUST GAS CLEANING SYSTEM FOR COMBUSTION MACHINES, IN PARTICULAR IN MOTOR VEHICLES
US3783619A (en) * 1972-05-03 1974-01-08 Phillips Petroleum Co Oxidative catalytic converter
DE2308721A1 (en) * 1973-02-22 1974-08-29 Volkswagenwerk Ag DEVICE FOR CATALYTIC EXHAUST GAS CLEANING
DE2345383A1 (en) * 1973-09-08 1975-03-20 Daimler Benz Ag I.C. engine with exhaust gas afterburner - has exhaust system with catalytic gas permeable insets within exhaust ducts
US3929419A (en) * 1973-08-31 1975-12-30 Minnesota Mining & Mfg Dual cross-flow canister and process
US3957447A (en) * 1973-10-03 1976-05-18 Toyota Jidosha Kogyo Kabushiki Kaisha Catalytic convertor
DE3823550A1 (en) * 1988-07-12 1990-01-18 Bayerische Motoren Werke Ag Vehicle exhaust system with a catalytic converter body

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1415210A (en) * 1963-11-26 1965-10-22 Universal Oil Prod Co Exhaust gas silencer ensuring their catalytic conversion
FR2136301A5 (en) * 1971-04-17 1972-12-22 Nissan Motor Exhaust gas purifier - for internal combustion engine
DE2311475A1 (en) * 1972-04-07 1973-10-11 Ford Werke Ag CATALYTIC IMPLEMENTATION EXHAUST GAS CLEANING SYSTEM FOR COMBUSTION MACHINES, IN PARTICULAR IN MOTOR VEHICLES
US3783619A (en) * 1972-05-03 1974-01-08 Phillips Petroleum Co Oxidative catalytic converter
DE2308721A1 (en) * 1973-02-22 1974-08-29 Volkswagenwerk Ag DEVICE FOR CATALYTIC EXHAUST GAS CLEANING
US3929419A (en) * 1973-08-31 1975-12-30 Minnesota Mining & Mfg Dual cross-flow canister and process
DE2345383A1 (en) * 1973-09-08 1975-03-20 Daimler Benz Ag I.C. engine with exhaust gas afterburner - has exhaust system with catalytic gas permeable insets within exhaust ducts
US3957447A (en) * 1973-10-03 1976-05-18 Toyota Jidosha Kogyo Kabushiki Kaisha Catalytic convertor
DE3823550A1 (en) * 1988-07-12 1990-01-18 Bayerische Motoren Werke Ag Vehicle exhaust system with a catalytic converter body

Also Published As

Publication number Publication date
EP0420462A2 (en) 1991-04-03

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