ZA902062B - A monolithic or honeycomb catalyst - Google Patents

A monolithic or honeycomb catalyst

Info

Publication number
ZA902062B
ZA902062B ZA902062A ZA902062A ZA902062B ZA 902062 B ZA902062 B ZA 902062B ZA 902062 A ZA902062 A ZA 902062A ZA 902062 A ZA902062 A ZA 902062A ZA 902062 B ZA902062 B ZA 902062B
Authority
ZA
South Africa
Prior art keywords
monolithic
honeycomb catalyst
honeycomb
catalyst
Prior art date
Application number
ZA902062A
Other languages
English (en)
Inventor
Bernd Engler
Engler Bernd
Edgar Koberstein
Koberstein Edgar
Egbert Lox
Lox Egbert
Herbert Voelker
Voelker Herbert
Original Assignee
Degussa
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 filed Critical Degussa
Publication of ZA902062B publication Critical patent/ZA902062B/xx

Links

Classifications

    • 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
    • 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]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • 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
    • B01J35/19—Catalysts containing parts with different compositions
    • 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
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/396—Distribution of the active metal ingredient
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0242—Coating followed by impregnation
    • 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
    • F01N2330/02—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
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • F01N2330/04—Methods of manufacturing
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/08—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a pressure sensor
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
ZA902062A 1989-04-20 1990-03-16 A monolithic or honeycomb catalyst ZA902062B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3912915A DE3912915C1 (xx) 1989-04-20 1989-04-20

Publications (1)

Publication Number Publication Date
ZA902062B true ZA902062B (en) 1990-12-28

Family

ID=6379016

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA902062A ZA902062B (en) 1989-04-20 1990-03-16 A monolithic or honeycomb catalyst

Country Status (10)

Country Link
US (1) US5043311A (xx)
EP (2) EP0399203B1 (xx)
JP (1) JP2962768B2 (xx)
KR (1) KR910018081A (xx)
BR (1) BR9001710A (xx)
DD (1) DD293741A5 (xx)
DE (3) DE3912915C1 (xx)
ES (2) ES2020157T3 (xx)
MX (1) MX173865B (xx)
ZA (1) ZA902062B (xx)

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FI94455C (fi) * 1992-08-28 1995-09-11 Kemira Oy Katalysaattori ja sen valmistusmenetelmä
GB2275624A (en) * 1993-03-05 1994-09-07 Jaguar Cars Exhaust converter structure
JP3498357B2 (ja) * 1993-05-28 2004-02-16 マツダ株式会社 排気ガス浄化用触媒の製造方法
FR2720296B1 (fr) * 1994-05-27 1996-07-12 Rhone Poulenc Chimie Composés à base d'alumine, d'oxyde de cérium et d'oxyde de zirconium à réductibilité élevée, leur procédé de préparation et leur utilisation dans la préparation de catalyseurs.
US6596243B1 (en) 1996-06-20 2003-07-22 Honda Giken Kogyo Kabushiki Kaisha Catalyst element for purifying exhaust gases from internal combustion engine
JP4201356B2 (ja) * 1996-06-20 2008-12-24 本田技研工業株式会社 内燃機関用排ガス浄化装置
DE19709102A1 (de) * 1997-03-06 1998-10-08 Degussa Katalysatorsystem zur Abgasreinigung von Dieselmotoren
DE19714732A1 (de) * 1997-04-09 1998-10-15 Degussa Verfahren zum Abscheiden von katalytisch aktiven Komponenten auf hochoberflächigen Trägermaterialien
DE19819372C2 (de) * 1998-04-30 2000-03-02 Degussa Verfahren zur Verminderung des Stickoxidgehaltes der Abgase eines Verbrennungsmotors
DE19962544A1 (de) * 1999-12-23 2001-07-19 Degussa Verfahren zum Beschichten eines keramischen Wabenkörpers
JP2002177794A (ja) * 2000-09-29 2002-06-25 Denso Corp セラミック触媒体およびセラミック担体
US20030103875A1 (en) * 2001-09-26 2003-06-05 Siemens Westinghouse Power Corporation Catalyst element having a thermal barrier coating as the catalyst substrate
US7541005B2 (en) * 2001-09-26 2009-06-02 Siemens Energy Inc. Catalytic thermal barrier coatings
US7371352B2 (en) * 2001-09-26 2008-05-13 Siemens Power Generation, Inc. Catalyst element having a thermal barrier coating as the catalyst substrate
DE10201042A1 (de) * 2002-01-14 2003-08-07 Eberspaecher J Gmbh & Co Abgasanlage für Verbrennungsmotoren, mit einem katalytischen Abgaskonverter
EP1829596A1 (en) * 2002-03-29 2007-09-05 Ibiden Co., Ltd. Ceramic filter and exhaust gas decontamination unit
US7651753B2 (en) 2002-07-05 2010-01-26 Emitec Gesellschaft Fuer Emissionstechnologie Mbh Process and apparatus for spatially inhomogeneously coating a honeycomb body and inhomogeneously coated honeycomb body
DE10230330A1 (de) * 2002-07-05 2004-01-22 Audi Ag Verfahren und Vorrichtung zum räumlich inhomogenen Beschichten eines Wabenkörpers und inhomogen beschichteter Wabenkörper
EP1598111A1 (en) * 2004-05-15 2005-11-23 Delphi Technologies, Inc. Catalyst concentration gradient in a catalysed filter
DE102005020963B4 (de) * 2005-05-06 2007-05-24 Audi Ag Abgaskatalysator für eine Brennkraftmaschine
GB0603942D0 (en) 2006-02-28 2006-04-05 Johnson Matthey Plc Exhaust system for a spark-ignited internal combustion engine
US7947102B2 (en) * 2006-12-21 2011-05-24 Dow Global Technologies Llc Soot filter
DE102006061685A1 (de) * 2006-12-28 2008-07-03 Robert Bosch Gmbh Filterelement und Filter zur Abgasnachbehandlung einer Brennkraftmaschine
FR2912666B1 (fr) * 2007-02-20 2009-05-08 Peugeot Citroen Automobiles Sa Convertisseur catalytique pour le traitement des gaz d'echappement des moteurs a combustion interne, ligne d'echappement comportant un tel convertisseur et procede de fabrication de ce convertisseur
DE102007029418A1 (de) * 2007-06-26 2009-01-08 Robert Bosch Gmbh Katalysatorelement, Katalysator zur Abgasnachbehandlung einer Brennkraftmaschine und Verfahren zur Herstellung eines erfindungsgemäßen Katalysatorelements
GB0716833D0 (en) 2007-08-31 2007-10-10 Nunn Andrew D On board diagnostic system
DE102007056213A1 (de) * 2007-11-22 2009-05-28 Robert Bosch Gmbh Verfahren zur Herstellung eines von Abgas durchströmbaren Formkörpers sowie Abgasanlage einer Brennkraftmaschine
JP2009136833A (ja) * 2007-12-10 2009-06-25 Toyota Motor Corp 排気ガス浄化用モノリス触媒の製造方法とモノリス触媒
JP5639343B2 (ja) * 2009-03-31 2014-12-10 日本碍子株式会社 ハニカム触媒体
DE102010053603A1 (de) 2010-11-12 2012-05-16 Bayerische Motoren Werke Aktiengesellschaft Katalysator
JP5757297B2 (ja) * 2013-01-23 2015-07-29 トヨタ自動車株式会社 触媒コンバーター
GB201303396D0 (en) 2013-02-26 2013-04-10 Johnson Matthey Plc Oxidation catalyst for a combustion engine
DE102013204405A1 (de) * 2013-03-13 2014-09-18 Mtu Friedrichshafen Gmbh System zur Abgasnachbehandlung für eine Brennkraftmaschine, Verfahren zur Beeinflussung einer Abgas-Zusammensetzung und Brennkraftmaschine
DE102013204401B4 (de) * 2013-03-13 2016-06-30 Mtu Friedrichshafen Gmbh System zur Abgasnachbehandlung, Verfahren und Brennkraftmaschine
JP6539666B2 (ja) * 2014-09-10 2019-07-03 株式会社キャタラー 排ガス浄化用触媒
US9482131B2 (en) 2015-01-08 2016-11-01 Tenneco Automotive Operating Company Inc. Exhaust system with zone coated catalyst
US10099212B2 (en) * 2016-03-15 2018-10-16 Cummins Emission Solutions Inc. Hydrocarbon storage optimization and coking prevention on an oxidation catalyst
GB2557644A (en) * 2016-12-14 2018-06-27 Ford Global Tech Llc Improvements in or relating to flow optimised washcoating

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JPS5130555B2 (xx) * 1971-09-03 1976-09-01
US3791143A (en) * 1971-11-10 1974-02-12 Engelhard Min & Chem Process and apparatus
US3908047A (en) * 1973-12-05 1975-09-23 Gulf Research Development Co Process for coating an alumina base
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JPS6125644A (ja) * 1984-07-12 1986-02-04 Toyota Motor Corp 排気ガス浄化用モノリス触媒
JPH084749B2 (ja) * 1985-01-21 1996-01-24 日本碍子株式会社 セラミツクハニカム構造体
JPS61274746A (ja) * 1985-05-31 1986-12-04 Nissan Motor Co Ltd 一体型排ガス浄化用触媒
FR2622126B1 (fr) * 1987-10-21 1991-06-14 Procatalyse Ste Fse Produits C Catalyseur pour le traitement des gaz d'echappement des moteurs a combustion interne et procede de fabrication de ce catalyseur
JPH0441937Y2 (xx) * 1987-12-28 1992-10-02

Also Published As

Publication number Publication date
ES2020157T3 (es) 1993-03-16
EP0399203A3 (de) 1991-04-10
BR9001710A (pt) 1991-05-21
MX173865B (es) 1994-04-07
DE3912915C1 (xx) 1990-12-13
EP0399203B1 (de) 1992-07-08
KR910018081A (ko) 1991-11-30
US5043311A (en) 1991-08-27
ES2036420T3 (es) 1993-05-16
ES2020157A4 (es) 1991-08-01
DE59000196D1 (de) 1992-08-13
DE59000579D1 (de) 1993-01-21
JP2962768B2 (ja) 1999-10-12
EP0459534A1 (de) 1991-12-04
EP0399203A2 (de) 1990-11-28
DD293741A5 (de) 1991-09-12
JPH03143548A (ja) 1991-06-19
EP0459534B1 (de) 1992-12-09

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