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DK200200828A - Self-regulating catalyst - Google Patents

Self-regulating catalyst Download PDF

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Publication number
DK200200828A
DK200200828A DK200200828A DKPA200200828A DK200200828A DK 200200828 A DK200200828 A DK 200200828A DK 200200828 A DK200200828 A DK 200200828A DK PA200200828 A DKPA200200828 A DK PA200200828A DK 200200828 A DK200200828 A DK 200200828A
Authority
DK
Denmark
Prior art keywords
passage
catalyst
self
last
catalyst according
Prior art date
Application number
DK200200828A
Other languages
Danish (da)
Inventor
Niels Bjarne Kampp Rasmussen
Original Assignee
Reccat Aps
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 Reccat Aps filed Critical Reccat Aps
Priority to DK200200828A priority Critical patent/DK200200828A/en
Priority to PCT/DK2003/000356 priority patent/WO2003102392A1/en
Priority to US10/516,442 priority patent/US20060048501A1/en
Priority to CA002487768A priority patent/CA2487768A1/en
Priority to NZ536764A priority patent/NZ536764A/en
Priority to JP2004509253A priority patent/JP2005528552A/en
Priority to EP03727247A priority patent/EP1532354A1/en
Priority to AU2003233782A priority patent/AU2003233782A1/en
Publication of DK200200828A publication Critical patent/DK200200828A/en

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
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0207—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal
    • B01J8/0221—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal in a cylindrical shaped bed
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0285—Heating or cooling the reactor
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0292—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds with stationary packing material in the bed, e.g. bricks, wire rings, baffles
    • 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
    • F01N3/2825—Ceramics
    • F01N3/2828—Ceramic multi-channel monoliths, e.g. honeycombs
    • 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
    • F01N3/2835—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support fibrous
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00477—Controlling the temperature by thermal insulation means
    • B01J2208/00495—Controlling the temperature by thermal insulation means using insulating materials or refractories
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/0053—Controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32296—Honeycombs
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/324—Composition or microstructure of the elements
    • B01J2219/32466—Composition or microstructure of the elements comprising catalytically active material
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/324—Composition or microstructure of the elements
    • B01J2219/32466—Composition or microstructure of the elements comprising catalytically active material
    • B01J2219/32475—Composition or microstructure of the elements comprising catalytically active material involving heat exchange
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/10—Fibrous material, e.g. mineral or metallic wool
    • 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
    • F01N2570/10—Carbon or carbon oxides
    • 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
    • F01N2570/12—Hydrocarbons
    • 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
    • F01N2570/14—Nitrogen oxides
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Description

PATENTKRAV 1 Katalysator (1) til rensning af en luft- eller gasmængde indeholdende brændbare stoffer over en vis minimumsmængde, kendetegnet ved at den indeholder flere passager, som (a) er indbyrdes forbundne, som (b) har en indbyrdes varmeveksling, og (c) hvori der i det mindste i én passage er katalysatormateriale af én eller flere slags 2 Katalysator ifølge krav I,kendetegnet ved, at næstsidste passage (3) indeholder én eller flere slags katalysatormateriale (4), og at denne passage varmeveksler med sidste passage (5) i modstrøm 3 Katalysator ifølge krav 1 eller 2, kendetegnet ved, at der er tre passager i katalysatoren, hvor første passage (II) varmeveksler med anden passage (3), fortrinsvis med første passage udenpå anden passage 4 Katalysator ifølge krav 1, 2 eller 3, k e n d e t e g n e t ved, at tredjesidste passage (11) indeholder én eller flere slags katalysatormateriale 5 Katalysator ifølge krav 1, 2, 3 eller 4, kendetegnet ved, at der er et lag isolering (12) mellem tredjesidste og næstsidste passage for at nedsætte varmevekslingen 6 Katalysator ifølge krav 1, 2, 3,4 eller 5, kendetegnet ved, at tværsnitsarealerne af henholdsvis næstsidste (3) og tredjesidste (II) passage er mellem 0,5 og 10, fortrinsvis omkring 2 gange tværsmtsarealet af sidste passage (5) 7 Katalysator ifølge krav 1, 2, 3, 4, 5 eller 6, kendetegnet ved, at tværsnitsarealet af sidste passage (5) er mellem 0,5 og 5, fortrinsvis omkring 1,5 gange tværsnitsarealet af tilgangsrøret (2) til katalysatoren, hvilket tilgangsrør er udstødningsrøret for en eventuel tilknyttet forbrændingsmotor 8 Katalysator ifølge krav 1, 2, 3,4, 5, 6 eller 7, k e n d e t e g n e t ved, at sidste passage (5) består af cirkulære parallelle rør 9 Katalysator ifølge krav 1, 2, 3, 4, 5, 6 eller 7, kendetegnet ved, at sidste passage (5) består af lameller eller ikke cirkulære kanaler, dvs ikke cirkulære parallelle rør 10 Katalysator ifølge krav 8, kendetegnet ved, at rørene set i tværsnit sidder i trekant- eller firkantmønsterPATENT REQUIREMENT 1 Catalyst (1) for the purification of an amount of air or gas containing combustible substances over a certain minimum amount, characterized in that it contains several passages which (a) are interconnected, which (b) have an interchangeable heat exchange, and (c) ) wherein at least in one passage there is catalyst material of one or more kinds 2. Catalyst according to claim 1, characterized in that the penultimate passage (3) contains one or more kinds of catalyst material (4) and that passage passes heat exchanger with last passage ( Catalyst according to claim 1 or 2, characterized in that there are three passages in the catalyst, the first passage (II) heat exchanger with the second passage (3), preferably with the first passage outside the second passage 4 Catalyst according to claim 1, 2 or 3, characterized in that the third-last passage (11) contains one or more types of catalyst material. Catalyst according to claim 1, 2, 3 or 4, characterized in that there is a layer of insulation (1). 2) between the third and second last passages to reduce the heat exchange 6 Catalyst according to claims 1, 2, 3,4 or 5, characterized in that the cross-sectional areas of the second last (3) and third last (II) passages respectively are between 0.5 and 10, preferably about 2 times the cross-sectional area of the last passageway (5) 7 Catalyst according to claims 1, 2, 3, 4, 5 or 6, characterized in that the cross-sectional area of the last passageway (5) is between 0.5 and 5, preferably about 1, 5 times the cross-sectional area of the inlet pipe (2) for the catalyst, the inlet pipe being the exhaust pipe for any associated combustion engine 8 Catalyst according to claims 1, 2, 3,4, 5, 6 or 7, characterized in that the last passage (5) consists of circular Catalyst according to claim 1, 2, 3, 4, 5, 6 or 7, characterized in that the last passage (5) consists of slats or non-circular channels, ie non-circular parallel pipes 10 Catalyst according to claim 8, characterized in , that the pipes see t in cross-section sits in a triangular or square pattern

DK200200828A 2002-05-30 2002-05-30 Self-regulating catalyst DK200200828A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DK200200828A DK200200828A (en) 2002-05-30 2002-05-30 Self-regulating catalyst
PCT/DK2003/000356 WO2003102392A1 (en) 2002-05-30 2003-05-27 Catalytic device with internal heat exchange
US10/516,442 US20060048501A1 (en) 2002-05-30 2003-05-27 Catalytic device with internal heat exchange
CA002487768A CA2487768A1 (en) 2002-05-30 2003-05-27 Catalytic device with internal heat exchange
NZ536764A NZ536764A (en) 2002-05-30 2003-05-27 Catalytic device with internal heat exchange
JP2004509253A JP2005528552A (en) 2002-05-30 2003-05-27 Catalytic device that exchanges heat internally
EP03727247A EP1532354A1 (en) 2002-05-30 2003-05-27 Catalytic device with internal heat exchange
AU2003233782A AU2003233782A1 (en) 2002-05-30 2003-05-27 Catalytic device with internal heat exchange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK200200828A DK200200828A (en) 2002-05-30 2002-05-30 Self-regulating catalyst

Publications (1)

Publication Number Publication Date
DK200200828A true DK200200828A (en) 2003-12-01

Family

ID=29594977

Family Applications (1)

Application Number Title Priority Date Filing Date
DK200200828A DK200200828A (en) 2002-05-30 2002-05-30 Self-regulating catalyst

Country Status (8)

Country Link
US (1) US20060048501A1 (en)
EP (1) EP1532354A1 (en)
JP (1) JP2005528552A (en)
AU (1) AU2003233782A1 (en)
CA (1) CA2487768A1 (en)
DK (1) DK200200828A (en)
NZ (1) NZ536764A (en)
WO (1) WO2003102392A1 (en)

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JP4552138B2 (en) * 2005-06-02 2010-09-29 株式会社デンソー NOx removal device
DE102005057666A1 (en) * 2005-12-01 2007-07-12 Emitec Gesellschaft Für Emissionstechnologie Mbh Device and method for the thermal treatment of an exhaust gas flow
WO2009048994A2 (en) * 2007-10-12 2009-04-16 Dow Global Technologies Inc. Improved thermal shock resistant soot filter
DE102008051830A1 (en) * 2008-10-17 2010-04-22 Deutz Ag Method and device for the thermal regeneration of particle filters on internal combustion engines by means of a catalytic burner
CN103968395A (en) * 2013-02-04 2014-08-06 中国科学院大连化学物理研究所 Catalytic combustion reactor and process for removing hydrogen in tail gas
KR102456482B1 (en) * 2018-04-04 2022-10-19 유니프랙스 아이 엘엘씨 Activated porous fibers and products comprising the same
JP7340773B2 (en) * 2018-06-12 2023-09-08 パナソニックＩｐマネジメント株式会社 fuel cell system
CN111140323B (en) * 2020-01-02 2021-04-13 佛吉亚(柳州)排气控制技术有限公司 Three-way catalytic converter
CA3192115A1 (en) 2020-09-21 2022-03-24 Kevin E. SITERS Homogeneous catalytic fiber coatings and methods of preparing same

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US1927286A (en) * 1926-04-09 1933-09-19 Selden Co Catalytic apparatus
US1953938A (en) * 1927-11-21 1934-04-10 Selden Co Purification of by-product ammonia
JPS5556823A (en) * 1978-10-19 1980-04-26 Daikin Ind Ltd Catalytic oxidation apparatus
DE3713964A1 (en) * 1987-04-25 1988-11-03 Bayerische Motoren Werke Ag Arrangement of a catalytic converter housing in the exhaust line of vehicle internal combustion engines
JPS6451126A (en) * 1987-08-20 1989-02-27 Mitsubishi Heavy Ind Ltd High temperature catalyst device
DE4109227A1 (en) * 1991-03-21 1992-09-24 Schwaebische Huettenwerke Gmbh EXHAUST FILTER AND / OR CATALYST
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Also Published As

Publication number Publication date
CA2487768A1 (en) 2003-12-11
NZ536764A (en) 2006-07-28
US20060048501A1 (en) 2006-03-09
AU2003233782A1 (en) 2003-12-19
WO2003102392A1 (en) 2003-12-11
EP1532354A1 (en) 2005-05-25
JP2005528552A (en) 2005-09-22

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