ES2081955T3 - Elemento para el filtrado y depuracion de gases calientes y su procedimiento de fabricacion. - Google Patents

Elemento para el filtrado y depuracion de gases calientes y su procedimiento de fabricacion.

Info

Publication number
ES2081955T3
ES2081955T3 ES90402367T ES90402367T ES2081955T3 ES 2081955 T3 ES2081955 T3 ES 2081955T3 ES 90402367 T ES90402367 T ES 90402367T ES 90402367 T ES90402367 T ES 90402367T ES 2081955 T3 ES2081955 T3 ES 2081955T3
Authority
ES
Spain
Prior art keywords
hot gases
depuration
filtering
manufacturing procedure
chosen
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.)
Expired - Lifetime
Application number
ES90402367T
Other languages
English (en)
Inventor
Christophe Delaunay
Didier Locq
Andre Walder
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.)
Office National dEtudes et de Recherches Aerospatiales ONERA
Original Assignee
Office National dEtudes et de Recherches Aerospatiales ONERA
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 Office National dEtudes et de Recherches Aerospatiales ONERA filed Critical Office National dEtudes et de Recherches Aerospatiales ONERA
Application granted granted Critical
Publication of ES2081955T3 publication Critical patent/ES2081955T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • 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
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • B01J35/58—
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0226—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being fibrous
    • 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
    • F01N3/2807—Metal other than sintered 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
    • 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
    • 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
    • F01N2250/02—Combinations of different methods of purification filtering 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
    • F01N2330/10—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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/12—Metallic wire mesh fabric or knitting
    • 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
    • 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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/30—Removable or rechangeable blocks or cartridges, e.g. for filters
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12424—Mass of only fibers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12431—Foil or filament smaller than 6 mils

Abstract

EL ELEMENTO PARA LA FILTRACION Y/O LA DEPURACION DE GASES CALIENTES TIENE UNA ESTRUCTURA FIBROSA QUE PRESENTA UN GRADO DE POROSIDAD PREDETERMINADO Y CONSTITUIDA POR FIBRILLAS DE ALEACIONES METALICAS DEL TIPO MCRAIX, EN LA QUE M ES UNA MATRIZ ELEGIDA ENTRE FE, NI Y CO, Y X ES UN ELEMENTO REFORZANTE DE LA ADHESION DE LA CAPA DE OXIDO QUE SE FORMA SOBRE LAS FIBRILLAS AL CONTACTO CON LOS GASES CALIENTES, ELEGIDO ENTRE ZR, YT, CE, LA Y METAL MIXTO.
ES90402367T 1989-08-30 1990-08-27 Elemento para el filtrado y depuracion de gases calientes y su procedimiento de fabricacion. Expired - Lifetime ES2081955T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8911390A FR2651150B1 (fr) 1989-08-30 1989-08-30 Element pour la filtration et/ou l'epuration de gaz chauds, et son procede de fabrication.

Publications (1)

Publication Number Publication Date
ES2081955T3 true ES2081955T3 (es) 1996-03-16

Family

ID=9385000

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90402367T Expired - Lifetime ES2081955T3 (es) 1989-08-30 1990-08-27 Elemento para el filtrado y depuracion de gases calientes y su procedimiento de fabricacion.

Country Status (8)

Country Link
US (1) US5165899A (es)
EP (1) EP0415835B1 (es)
JP (1) JP3067788B2 (es)
KR (1) KR0160956B1 (es)
DD (1) DD297484A5 (es)
DE (1) DE69024565T2 (es)
ES (1) ES2081955T3 (es)
FR (1) FR2651150B1 (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4137105A1 (de) * 1991-11-12 1993-05-13 Schwaebische Huettenwerke Gmbh Anordnung eines katalysators fuer die abgase eines verbrennungsmotors
DE4137104A1 (de) * 1991-11-12 1993-05-13 Schwaebische Huettenwerke Gmbh Schalldaempfer
US5830415A (en) * 1992-09-14 1998-11-03 Sumitomo Electric Industries, Ltd. Filter member for purifying exhaust gas and method for manufacturing the same
JPH07112135A (ja) * 1993-08-23 1995-05-02 Sumitomo Electric Ind Ltd 排気ガス浄化フィルタ材及びその製造方法
DE19524399C2 (de) * 1995-07-04 2000-01-13 Karlsruhe Forschzent Verfahren zum Regenerieren von mit brennbaren Substanzen beladenen, elektrisch leitfähigen Filtermaterialien durch Verbrennung sowie Filterkerze zur Ausübung des Regenierverfahrens
JP3687215B2 (ja) * 1995-09-25 2005-08-24 新東工業株式会社 耐熱金属繊維焼結体の製造方法
JP3986597B2 (ja) * 1996-10-15 2007-10-03 関東電化工業株式会社 三フッ化窒素含有ガスの処理方法及びそのための処理剤
ITMI981245A1 (it) * 1998-06-03 1999-12-03 Getters Spa Processo per la produzione di pannelli in fibre metalliche funzionalizzati con catalizzatori e pannelli cosi' prodotti
AU3520000A (en) * 1999-03-09 2000-09-28 Abb Lummus Global Inc. Exhaust gas catalytic converter
US6733575B1 (en) * 1999-06-18 2004-05-11 N.V. Bekaert S.A. Hot gas filtration system
WO2001000323A1 (en) * 1999-06-29 2001-01-04 Abb Lummus Global, Inc. Process for coating metal fibrous material
AU769548B2 (en) 1999-10-15 2004-01-29 Abb Lummus Global Inc. Conversion of nitrogen oxides in the presence of a catalyst supported of a mesh-like structure
US6667017B2 (en) 1999-10-15 2003-12-23 Abb Lummus Global, Inc. Process for removing environmentally harmful compounds
EP1318727B1 (en) * 2000-09-18 2009-11-18 Rothmans, Benson & Hedges Inc. Low sidestream smoke cigarette with combustible paper
KR20040035770A (ko) * 2001-09-13 2004-04-29 로스맨즈 벤손 엔드 헤지스 인코퍼레이티드 지르코늄/금속 산화물 섬유
US8084096B1 (en) * 2004-05-24 2011-12-27 University Of Central Florida Research Foundation, Inc. Method for whisker formation on metallic fibers and substrates
US20090263303A1 (en) * 2007-10-16 2009-10-22 Aspen Products Group, Inc. Purification Device and Method for Purifying a Fluid Stream
JP2012530850A (ja) * 2009-06-25 2012-12-06 ナムローゼ・フェンノートシャップ・ベーカート・ソシエテ・アノニム ディーゼル煤微粒子フィルタカートリッジ
US11459509B2 (en) * 2019-07-26 2022-10-04 Alliance For Sustainable Energy, Llc Catalytic hot-gas filtration of biomass pyrolysis vapors

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1442947C3 (de) * 1964-06-29 1974-07-25 Wuerttembergische Metallwarenfabrik, 7340 Geislingen Verfahren zur Herstellung von Katalysatoren zur Abgasverbrennung
GB1450389A (en) * 1972-10-24 1976-09-22 Ici Ltd Removal of combustible particulate matter from exhaust gases
US4139376A (en) * 1974-02-28 1979-02-13 Brunswick Corporation Abradable seal material and composition thereof
US4094673A (en) * 1974-02-28 1978-06-13 Brunswick Corporation Abradable seal material and composition thereof
GB2000045B (en) * 1977-06-20 1982-01-20 Atomic Energy Authority Uk Improvements in or relating to fluid treatment devices
GB1604429A (en) * 1977-07-05 1981-12-09 Johnson Matthey Co Ltd Yttrium containing alloys
GB1603843A (en) * 1977-08-13 1981-12-02 Greening N Ltd Gas treatment devices
JPS5490665A (en) * 1977-11-18 1979-07-18 Texaco Development Corp Exhaust system smoke filter and its formation method
DE2856030A1 (de) * 1978-12-23 1980-06-26 Sueddeutsche Kuehler Behr Patrone fuer abgasreinigung
US4331631A (en) * 1979-11-28 1982-05-25 General Motors Corporation Enhanced oxide whisker growth on peeled Al-containing stainless steel foil
US4360957A (en) * 1980-07-07 1982-11-30 Texaco Inc. Method for fabricating an exhaust gas treating unit
US4414023A (en) * 1982-04-12 1983-11-08 Allegheny Ludlum Steel Corporation Iron-chromium-aluminum alloy and article and method therefor
DE3407172C2 (de) * 1984-02-28 1986-09-04 Degussa Ag, 6000 Frankfurt Einrichtung zur Reinigung der Abgase von Dieselmotoren
DE3437641A1 (de) * 1984-10-13 1986-04-17 Kanthal GmbH, 6082 Mörfelden-Walldorf Abgas-katalysator
US4600562A (en) * 1984-12-24 1986-07-15 Texaco Inc. Method and apparatus for filtering engine exhaust gas
US4592899A (en) * 1984-12-26 1986-06-03 Texaco Inc. Smoke filter with frangible supported filter bed
FR2587635B1 (fr) * 1985-09-20 1989-01-27 Onera (Off Nat Aerospatiale) Procede d'obtention d'un element allonge (notamment ruban ou fil) constitue en un alliage, element allonge ainsi obtenu et applications de celui-ci
DE3780082T2 (de) * 1986-04-21 1993-01-14 Kawasaki Steel Co Rostfreier chrom-aluminium-stahl mit hoher bestaendigkeit gegen oxydation und abblaetterung und folien aus chrom-aluminium-stahl fuer katalysatortraeger in katalytischen konvertern.
JPS63266044A (ja) * 1987-04-24 1988-11-02 Nippon Steel Corp 触媒担体用高Ａｌ圧延金属箔

Also Published As

Publication number Publication date
KR910004921A (ko) 1991-03-29
US5165899A (en) 1992-11-24
EP0415835B1 (fr) 1996-01-03
DE69024565D1 (de) 1996-02-15
FR2651150B1 (fr) 1994-01-14
DE69024565T2 (de) 1996-07-04
DD297484A5 (de) 1992-01-09
FR2651150A1 (fr) 1991-03-01
EP0415835A1 (fr) 1991-03-06
KR0160956B1 (ko) 1998-11-16
JPH03193108A (ja) 1991-08-22
JP3067788B2 (ja) 2000-07-24

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