DE68901785T2 - Katalytischer umwandler. - Google Patents

Katalytischer umwandler.

Info

Publication number
DE68901785T2
DE68901785T2 DE8989300952T DE68901785T DE68901785T2 DE 68901785 T2 DE68901785 T2 DE 68901785T2 DE 8989300952 T DE8989300952 T DE 8989300952T DE 68901785 T DE68901785 T DE 68901785T DE 68901785 T2 DE68901785 T2 DE 68901785T2
Authority
DE
Germany
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.)
Expired - Fee Related
Application number
DE8989300952T
Other languages
English (en)
Other versions
DE68901785D1 (de
Inventor
Richard P C O Minnesota Merry
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of DE68901785D1 publication Critical patent/DE68901785D1/de
Publication of DE68901785T2 publication Critical patent/DE68901785T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F01N3/2857—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 the mats or gaskets being at least partially made of intumescent material, e.g. unexpanded vermiculite
    • 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
    • F01N3/2864—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 the mats or gaskets comprising two or more insulation layers
    • 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
    • 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
    • F01N2330/06—Ceramic, e.g. monoliths
    • 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
    • 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
    • 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
    • F01N2470/10—Tubes having non-circular cross section
DE8989300952T 1988-02-11 1989-02-01 Katalytischer umwandler. Expired - Fee Related DE68901785T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/155,086 US4929429A (en) 1988-02-11 1988-02-11 Catalytic converter

Publications (2)

Publication Number Publication Date
DE68901785D1 DE68901785D1 (de) 1992-07-23
DE68901785T2 true DE68901785T2 (de) 1993-02-04

Family

ID=22554066

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989300952T Expired - Fee Related DE68901785T2 (de) 1988-02-11 1989-02-01 Katalytischer umwandler.

Country Status (9)

Country Link
US (1) US4929429A (de)
EP (1) EP0328293B1 (de)
JP (1) JP2804280B2 (de)
KR (1) KR0141603B1 (de)
AU (1) AU610325B2 (de)
CA (1) CA1311690C (de)
DE (1) DE68901785T2 (de)
ES (1) ES2033087T3 (de)
MX (1) MX166513B (de)

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US5853675A (en) * 1995-06-30 1998-12-29 Minnesota Mining And Manufacturing Company Composite mounting system
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US5876471A (en) * 1996-04-23 1999-03-02 Siemens Westinghouse Power Corporation Filter holder and gasket assembly for candle or tube filters
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US6726884B1 (en) 1996-06-18 2004-04-27 3M Innovative Properties Company Free-standing internally insulating liner
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US6923942B1 (en) * 1997-05-09 2005-08-02 3M Innovative Properties Company Compressible preform insulating liner
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DE2924592C2 (de) * 1979-06-19 1983-05-26 Süddeutsche Kühlerfabrik Julius Fr. Behr GmbH & Co KG, 7000 Stuttgart Verfahren zum Herstellen einer Trägermatrix für einen katalytischen Reaktor zur Abgasreinigung bei Brennkraftmaschinen von Kraftfahrzeugen
US4269807A (en) * 1979-10-22 1981-05-26 Uop Inc. Catalytic converter mounting arrangement for reducing bypass leakage
US4305992A (en) * 1979-11-28 1981-12-15 Minnesota Mining And Manufacturing Company Intumescent sheet material
FR2473623A1 (fr) * 1980-01-14 1981-07-17 Maremont Corp Ensemble de purification catalytique des gaz d'echappement de moteurs a combustion interne d'automobiles et procede de fabrication de cet ensemble
JPS5756615A (en) * 1980-09-18 1982-04-05 Nippon Soken Inc Exhaust gas purifying device
JPS59519A (ja) * 1982-06-28 1984-01-05 Nichias Corp 自動車排気ガス浄化器用パツキン
US4617176A (en) * 1984-09-13 1986-10-14 Minnesota Mining And Manufacturing Company Catalytic converter for automotive exhaust system
GB8504239D0 (en) * 1985-02-19 1985-03-20 W F J Refractories Ltd Use of fibrous materials
FR2585071B1 (fr) * 1985-07-16 1987-11-27 Peugeot Cycles Pot d'echappement pour vehicule automobile ou analogue

Also Published As

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KR890013319A (ko) 1989-09-22
AU610325B2 (en) 1991-05-16
JPH01240715A (ja) 1989-09-26
US4929429A (en) 1990-05-29
EP0328293B1 (de) 1992-06-17
MX166513B (es) 1993-01-13
ES2033087T3 (es) 1993-03-01
DE68901785D1 (de) 1992-07-23
EP0328293A1 (de) 1989-08-16
CA1311690C (en) 1992-12-22
AU2771889A (en) 1989-08-17
JP2804280B2 (ja) 1998-09-24
KR0141603B1 (ko) 1998-07-01

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