FR2273943A1 - CATALYTIC DEVICE FOR THE PURIFICATION OF GASES, IN PARTICULAR EXHAUST GASES - Google Patents

CATALYTIC DEVICE FOR THE PURIFICATION OF GASES, IN PARTICULAR EXHAUST GASES

Info

Publication number
FR2273943A1
FR2273943A1 FR7517743A FR7517743A FR2273943A1 FR 2273943 A1 FR2273943 A1 FR 2273943A1 FR 7517743 A FR7517743 A FR 7517743A FR 7517743 A FR7517743 A FR 7517743A FR 2273943 A1 FR2273943 A1 FR 2273943A1
Authority
FR
France
Prior art keywords
gases
purification
catalytic device
particular exhaust
exhaust gases
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.)
Granted
Application number
FR7517743A
Other languages
French (fr)
Other versions
FR2273943B1 (en
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.)
Engelhard Minerals and Chemicals Corp
Original Assignee
Engelhard Minerals and Chemicals Corp
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 Engelhard Minerals and Chemicals Corp filed Critical Engelhard Minerals and Chemicals Corp
Publication of FR2273943A1 publication Critical patent/FR2273943A1/en
Application granted granted Critical
Publication of FR2273943B1 publication Critical patent/FR2273943B1/fr
Granted 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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific 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
    • F01N3/24—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
    • 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
    • F01N3/2867—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 placed at the front or end face of catalyst body
    • 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
    • F01N3/2875—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration by using elastic means, e.g. spring leaves, for retaining catalyst body in the housing
    • 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)
  • Combustion & Propulsion (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
FR7517743A 1974-06-10 1975-06-06 CATALYTIC DEVICE FOR THE PURIFICATION OF GASES, IN PARTICULAR EXHAUST GASES Granted FR2273943A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47807274A 1974-06-10 1974-06-10

Publications (2)

Publication Number Publication Date
FR2273943A1 true FR2273943A1 (en) 1976-01-02
FR2273943B1 FR2273943B1 (en) 1981-03-06

Family

ID=23898402

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517743A Granted FR2273943A1 (en) 1974-06-10 1975-06-06 CATALYTIC DEVICE FOR THE PURIFICATION OF GASES, IN PARTICULAR EXHAUST GASES

Country Status (6)

Country Link
JP (1) JPS5110216A (en)
CA (1) CA1029204A (en)
DE (1) DE2525660A1 (en)
FR (1) FR2273943A1 (en)
GB (1) GB1507164A (en)
IT (1) IT1035978B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2392709A1 (en) * 1977-05-31 1978-12-29 Engelhard Min & Chem CATALYTIC APPARATUS FOR TREATMENT OF GASES, IN PARTICULAR, EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES
EP0263893A1 (en) * 1986-10-16 1988-04-20 W.R. Grace & Co. Housing for catalytic converter elements and catalytic converter
EP0450348A1 (en) * 1990-03-28 1991-10-09 HEINRICH GILLET GmbH & CO. KG Catalytic converter for internal combustion engines
EP0639701A1 (en) * 1993-08-20 1995-02-22 Minnesota Mining And Manufacturing Company Mounting mat with high temperature sealing material

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239733A (en) * 1979-04-16 1980-12-16 General Motors Corporation Catalytic converter having a monolith with support and seal means therefor
JPS6035523B2 (en) * 1980-03-12 1985-08-15 本田技研工業株式会社 Catalyst carrier support device
JPS5891318A (en) * 1981-11-24 1983-05-31 Kato Hatsujo Kaisha Ltd Elastic support member of catalyst converter
US5746986A (en) * 1994-12-30 1998-05-05 Waukesha-Pearce Industries, Inc. Industrial catalytic converter and combination industrial catalytic converter and silencer
US5656245A (en) * 1995-11-14 1997-08-12 Nippon Reinz Co., Ltd. Catalytic converter for cleaning exhaust gas
FR2904658B1 (en) * 2006-08-02 2008-10-31 Faurecia Sys Echappement EXHAUST GAS PURIFYING DEVICE FOR MOTOR VEHICLE.
SE535473C2 (en) * 2010-12-03 2012-08-21 Scania Cv Ab Insert, holder and exhaust after-treatment unit
US11174754B1 (en) * 2020-08-26 2021-11-16 Solar Turbines Incorporated Thermal bridge for connecting sections with a large temperature differential under high-pressure conditions
DE102022106603A1 (en) * 2022-03-22 2023-09-28 Purem GmbH Exhaust gas treatment arrangement

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2392709A1 (en) * 1977-05-31 1978-12-29 Engelhard Min & Chem CATALYTIC APPARATUS FOR TREATMENT OF GASES, IN PARTICULAR, EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES
EP0263893A1 (en) * 1986-10-16 1988-04-20 W.R. Grace & Co. Housing for catalytic converter elements and catalytic converter
EP0450348A1 (en) * 1990-03-28 1991-10-09 HEINRICH GILLET GmbH & CO. KG Catalytic converter for internal combustion engines
EP0639701A1 (en) * 1993-08-20 1995-02-22 Minnesota Mining And Manufacturing Company Mounting mat with high temperature sealing material

Also Published As

Publication number Publication date
JPS5110216A (en) 1976-01-27
CA1029204A (en) 1978-04-11
DE2525660A1 (en) 1975-12-18
AU8195875A (en) 1976-12-16
IT1035978B (en) 1979-10-20
FR2273943B1 (en) 1981-03-06
GB1507164A (en) 1978-04-12

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Legal Events

Date Code Title Description
ST Notification of lapse