DE3876767T - - Google Patents

Info

Publication number
DE3876767T
DE3876767T DE19883876767 DE3876767T DE3876767T DE 3876767 T DE3876767 T DE 3876767T DE 19883876767 DE19883876767 DE 19883876767 DE 3876767 T DE3876767 T DE 3876767T DE 3876767 T DE3876767 T DE 3876767T
Authority
DE
Germany
Prior art keywords
catalyst bed
catalyst
moulded
metal
sintered
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
DE19883876767
Other languages
German (de)
English (en)
Other versions
DE3876767D1 (de
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 filed Critical
Priority to DE8888120226T priority Critical patent/DE3876767D1/de
Application granted granted Critical
Publication of DE3876767T publication Critical patent/DE3876767T/de
Publication of DE3876767D1 publication Critical patent/DE3876767D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/14—Sintered material
    • 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)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (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)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE8888120226T 1987-12-22 1988-12-03 Katalysator zur abgasreinigung von verbrennungsmotoren. Expired - Fee Related DE3876767D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8888120226T DE3876767D1 (de) 1987-12-22 1988-12-03 Katalysator zur abgasreinigung von verbrennungsmotoren.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873743503 DE3743503A1 (de) 1987-12-22 1987-12-22 Verfahren zur herstellung eines katalysators zur abgasreinigung und danach hergestellter katalysator
DE8888120226T DE3876767D1 (de) 1987-12-22 1988-12-03 Katalysator zur abgasreinigung von verbrennungsmotoren.

Publications (2)

Publication Number Publication Date
DE3876767T true DE3876767T (enExample) 1993-01-28
DE3876767D1 DE3876767D1 (de) 1993-01-28

Family

ID=6343245

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873743503 Withdrawn DE3743503A1 (de) 1987-12-22 1987-12-22 Verfahren zur herstellung eines katalysators zur abgasreinigung und danach hergestellter katalysator
DE8888120226T Expired - Fee Related DE3876767D1 (de) 1987-12-22 1988-12-03 Katalysator zur abgasreinigung von verbrennungsmotoren.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19873743503 Withdrawn DE3743503A1 (de) 1987-12-22 1987-12-22 Verfahren zur herstellung eines katalysators zur abgasreinigung und danach hergestellter katalysator

Country Status (7)

Country Link
EP (1) EP0321761B1 (enExample)
JP (1) JPH01203042A (enExample)
KR (1) KR950013323B1 (enExample)
AT (1) ATE83392T1 (enExample)
CA (1) CA1317231C (enExample)
DE (2) DE3743503A1 (enExample)
ES (1) ES2036659T3 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4024942A1 (de) * 1990-08-06 1992-02-13 Emitec Emissionstechnologie Monolithischer metallischer wabenkoerper mit variierender kanalzahl
DE19815004C1 (de) * 1997-09-12 1999-03-25 Inst Umwelttechnologie Und Umw Verfahren und Vorrichtung zur katalytischen Abgasreinigung
KR20020043091A (ko) * 2000-12-01 2002-06-08 이계안 금속 담체를 이용한 ｃｃｃ 구조

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2555038A1 (de) * 1975-12-06 1977-06-23 Bremshey Ag Katalytische abgasreinigungsvorrichtung
JPS5490665A (en) * 1977-11-18 1979-07-18 Texaco Development Corp Exhaust system smoke filter and its formation method

Also Published As

Publication number Publication date
ATE83392T1 (de) 1993-01-15
KR890010399A (ko) 1989-08-08
CA1317231C (en) 1993-05-04
JPH01203042A (ja) 1989-08-15
ES2036659T3 (es) 1993-06-01
EP0321761A1 (de) 1989-06-28
EP0321761B1 (de) 1992-12-16
DE3743503A1 (de) 1989-07-06
KR950013323B1 (en) 1995-11-02
DE3876767D1 (de) 1993-01-28

Similar Documents

Publication Publication Date Title
DE3366590D1 (en) Process for the production of catalysts for the treatment of exhaust gases of internal-combustion engines
DE3260185D1 (en) Catalyst and internal-combustion engine flue gas treatment process
EP0358124A3 (en) Catalyst for cleaning exhaust gases from combustion engines with reduction of hydrogen sulphide emission, production and use
NO891936D0 (no) Fremgangsmaate og system til behandling av avgasser fra dieselmotorer.
DE3563514D1 (en) Catalyst and process for the treatment of exhaust gases from internal-combustion engines
JPS57127448A (en) Improved catalyst and method treating exhaust gas from internal combustion engine
FR2647365B1 (fr) Catalyseur multifonctionnel pour le traitement des gaz d'echappement des moteurs a combustion interne, contenant de l'uranium, au moins un promoteur de l'uranium et au moins un metal precieux et sa preparation
AR243644A1 (es) Filtro de hollin para la depuracion del gas de escape de un motor de combustion interna
AU6769990A (en) Process for the purification of the exhaust gases of diesel engines
DE3571854D1 (en) Muffler for exhaust gas from internal combustion engine
DE59102386D1 (de) Beheizbare katalysatoranordnung für die abgasreinigung von verbrennungsmotoren.
EP0070619A3 (en) Regenerating diesel emissions control devices
DE59102111D1 (de) Durch Freibrennen regenerierbarer Partikelfilter für die Abgase von Brennkraftmaschinen.
DE69005698D1 (de) Multifunktionskatalysatoren, die Cer, Uran und mindestens ein Metall für die Umwandlung von Schadstoffen in Abgasen aus Verbrennungsmotoren enthalten, und ihre Herstellung.
DE59000599D1 (de) Verfahren zur herstellung eines filters und danach hergestellter filter.
IT1219270B (it) Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna
KR0171890B1 (en) Arrangement for the catalytic purification of the exhaust gases of internal combustion engines, in particular two-strok engines
GR3031994T3 (en) Catalysts for treating exhaust gases from internal combustion and stationary source engines
DE3876767T (enExample)
EP0358123A3 (en) Catalyst for separating noxious matter from exhaust gases of combustion engines mainly powered by alcohol, production process and use
DE59004874D1 (de) Katalysator zur Reinigung von Abgasen aus überstöchiometrisch betriebenen Verbrennungsmotoren und Gasturbinen.
ATE75527T1 (de) Vorrichtung zur abgasreinigung von dieselmotoren.
DE69416188D1 (de) Verfahren zur Herstellung eines Katalysators insbesondere verwendbar für die Behandlung von Abgasen von Verbrennungsmotoren
FR2572308B1 (fr) Procede de preparation d'un catalyseur pour le traitement des gaz d'echappement des moteurs a combustion interne
AR246050A1 (es) Procedimiento y dispositivo para la combustion discontinua del hollin depositado sobre un filtro resistente al calor para gases de escape de un motor de combustion interna, diesel.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee