DE9004614U1 - - Google Patents

Info

Publication number
DE9004614U1
DE9004614U1 DE9004614U DE9004614U DE9004614U1 DE 9004614 U1 DE9004614 U1 DE 9004614U1 DE 9004614 U DE9004614 U DE 9004614U DE 9004614 U DE9004614 U DE 9004614U DE 9004614 U1 DE9004614 U1 DE 9004614U1
Authority
DE
Germany
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.)
Expired - Lifetime
Application number
DE9004614U
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE9004614U priority Critical patent/DE9004614U1/de
Publication of DE9004614U1 publication Critical patent/DE9004614U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01N3/18—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
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2046—Periodically cooling catalytic reactors
    • 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
    • F01N13/009—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 two or more separate purifying devices arranged in series
    • 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
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or 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
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • 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
DE9004614U 1990-04-24 1990-04-24 Expired - Lifetime DE9004614U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9004614U DE9004614U1 (en) 1990-04-24 1990-04-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9004614U DE9004614U1 (en) 1990-04-24 1990-04-24

Publications (1)

Publication Number Publication Date
DE9004614U1 true DE9004614U1 (en) 1991-03-14

Family

ID=6853151

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9004614U Expired - Lifetime DE9004614U1 (en) 1990-04-24 1990-04-24

Country Status (1)

Country Link
DE (1) DE9004614U1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0556854A1 (en) * 1992-02-20 1993-08-25 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Exhaust emission control system
WO1993019289A1 (en) * 1992-03-17 1993-09-30 E.I. Du Pont De Nemours And Company Radial flow exhaust catalytic converter
DE4442456A1 (en) * 1994-11-29 1996-05-30 Bayerische Motoren Werke Ag I.c. engine with starting catalyser
DE19602287A1 (en) * 1995-02-02 1996-08-08 Nissan Motor Low cost, less complex, exhaust gas catalyst with rapid electrical heating
EP0763651A1 (en) * 1995-09-18 1997-03-19 Corning Incorporated Close-coupled catalytic converter system
DE102011111088A1 (en) * 2011-08-18 2013-02-21 GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) System for reducing exhaust gas back pressure in exhaust line of e.g. petrol combustion engine of motor vehicle, has exhaust gas bypass channel arranged within catalytic converter, where effluent stream is partly conveyed through channel

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0556854A1 (en) * 1992-02-20 1993-08-25 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Exhaust emission control system
US5349816A (en) * 1992-02-20 1994-09-27 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Exhaust emission control system
WO1993019289A1 (en) * 1992-03-17 1993-09-30 E.I. Du Pont De Nemours And Company Radial flow exhaust catalytic converter
DE4442456A1 (en) * 1994-11-29 1996-05-30 Bayerische Motoren Werke Ag I.c. engine with starting catalyser
DE19602287A1 (en) * 1995-02-02 1996-08-08 Nissan Motor Low cost, less complex, exhaust gas catalyst with rapid electrical heating
DE19602287C2 (en) * 1995-02-02 2000-05-18 Nissan Motor Catalytic converter for internal combustion engines
EP0763651A1 (en) * 1995-09-18 1997-03-19 Corning Incorporated Close-coupled catalytic converter system
US5850734A (en) * 1995-09-18 1998-12-22 Corning Incorporated Close-coupled catalytic converter system
DE102011111088A1 (en) * 2011-08-18 2013-02-21 GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) System for reducing exhaust gas back pressure in exhaust line of e.g. petrol combustion engine of motor vehicle, has exhaust gas bypass channel arranged within catalytic converter, where effluent stream is partly conveyed through channel

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