DE2530822C2 - - Google Patents

Info

Publication number
DE2530822C2
DE2530822C2 DE2530822A DE2530822A DE2530822C2 DE 2530822 C2 DE2530822 C2 DE 2530822C2 DE 2530822 A DE2530822 A DE 2530822A DE 2530822 A DE2530822 A DE 2530822A DE 2530822 C2 DE2530822 C2 DE 2530822C2
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
Application number
DE2530822A
Other languages
German (de)
Other versions
DE2530822A1 (en
Inventor
Polat Dipl.-Ing. Oeser
Gerhard Doering
Harald Dipl.-Ing. Dr. 3180 Wolfsburg De Koch
Martin Herbert Ing.(Grad.) 6450 Hanau De Voelker
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Volkswagen AG
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 Degussa GmbH, Volkswagen AG filed Critical Degussa GmbH
Priority to DE19752530822 priority Critical patent/DE2530822A1/en
Priority to JP51081872A priority patent/JPS5925855B2/en
Publication of DE2530822A1 publication Critical patent/DE2530822A1/en
Priority to US05/860,418 priority patent/US4134733A/en
Application granted granted Critical
Publication of DE2530822C2 publication Critical patent/DE2530822C2/de
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
    • 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
    • F01N13/0097—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 the purifying devices are arranged 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • 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
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • 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
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/02—Lead
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
DE19752530822 1975-07-09 1975-07-10 Filtering device for IC engine exhaust gases - has catalytic section of noble metals preceded by aborbing surface Granted DE2530822A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19752530822 DE2530822A1 (en) 1975-07-10 1975-07-10 Filtering device for IC engine exhaust gases - has catalytic section of noble metals preceded by aborbing surface
JP51081872A JPS5925855B2 (en) 1975-07-10 1976-07-09 Device that removes harmful substances contained in exhaust gas from internal combustion engines
US05/860,418 US4134733A (en) 1975-07-09 1977-12-13 Apparatus for treatment of exhaust gases

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752530822 DE2530822A1 (en) 1975-07-10 1975-07-10 Filtering device for IC engine exhaust gases - has catalytic section of noble metals preceded by aborbing surface

Publications (2)

Publication Number Publication Date
DE2530822A1 DE2530822A1 (en) 1977-01-27
DE2530822C2 true DE2530822C2 (en) 1987-02-12

Family

ID=5951164

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752530822 Granted DE2530822A1 (en) 1975-07-09 1975-07-10 Filtering device for IC engine exhaust gases - has catalytic section of noble metals preceded by aborbing surface

Country Status (2)

Country Link
JP (1) JPS5925855B2 (en)
DE (1) DE2530822A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3643785A1 (en) * 1986-12-20 1988-06-30 Opel Adam Ag METHOD FOR DETOXIFYING COMBUSTION ENGINE EXHAUST AND EXHAUST CATALYST DEVICE

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5474736U (en) * 1977-11-05 1979-05-28
JPS5474765U (en) * 1977-11-07 1979-05-28
US4345431A (en) * 1980-03-25 1982-08-24 Shimizu Construction Co. Ltd. Exhaust gas cleaning system for diesel engines
DE3565215D1 (en) * 1984-02-22 1988-11-03 Engelhard Corp Vanadium oxide catalyst for nitrogen oxide reduction and process using the same
DE3580613D1 (en) * 1984-03-05 1991-01-03 Tektronix Inc MODULAR INPUT SYSTEM.
JPS60253753A (en) * 1984-05-31 1985-12-14 Mitsubishi Electric Corp Centralized monitoring device for air conditioner
FR2622126B1 (en) * 1987-10-21 1991-06-14 Procatalyse Ste Fse Produits C CATALYST FOR THE TREATMENT OF EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES AND MANUFACTURING METHOD THEREOF
JPH01106904U (en) * 1988-01-07 1989-07-19
JPH01106905U (en) * 1988-01-07 1989-07-19
JP2897367B2 (en) * 1990-01-12 1999-05-31 日本特殊陶業株式会社 Poisoning prevention body, catalyst with poisoning prevention layer, and exhaust gas purification device
JP5021188B2 (en) 2005-08-01 2012-09-05 株式会社キャタラー Exhaust gas purification catalyst
SE539895C2 (en) * 2014-08-14 2018-01-02 Scania Cv Ab Exhaust aftertreatment system comprising an element with a surface of pillared clay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3643785A1 (en) * 1986-12-20 1988-06-30 Opel Adam Ag METHOD FOR DETOXIFYING COMBUSTION ENGINE EXHAUST AND EXHAUST CATALYST DEVICE

Also Published As

Publication number Publication date
DE2530822A1 (en) 1977-01-27
JPS529711A (en) 1977-01-25
JPS5925855B2 (en) 1984-06-21

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8110 Request for examination paragraph 44
8120 Willingness to grant licences paragraph 23
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA AG, 6000 FRANKFURT, DE