KR910004921A - 가열가스의 여과 및/또는 정제용요소, 및 그 제조방법 - Google Patents

가열가스의 여과 및/또는 정제용요소, 및 그 제조방법 Download PDF

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KR910004921A
KR910004921A KR1019900013315A KR900013315A KR910004921A KR 910004921 A KR910004921 A KR 910004921A KR 1019900013315 A KR1019900013315 A KR 1019900013315A KR 900013315 A KR900013315 A KR 900013315A KR 910004921 A KR910004921 A KR 910004921A
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fibrils
fibrous
heating gas
fibers
fiber
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KR0160956B1 (ko
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드로네이 크리스토프
로끄 디디에
왈데 앙드레
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원본미기재
오피스 나시오날 데뛰드 에 드 르쉐르슈 아에로스파시알
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    • 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

내용 없음.

Description

가열가스의 여과 및/또는 정제용요소, 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (23)

  1. 일정한 다공도를 가지며 M이 철 및/또는 니켈 및/또는 코발트중에서 선택된 매트릭스이고 X가 가열가스와 접촉되는 원섬유에 형성되고 지르코늄, 하프늄, 이트륨, 세륨, 란탄및 혼합금속 중에서 선택된 산화물층의 접착을 강화시키는 성분인 M Cr AL X형 금소합금 원섬유로 형성된 섬유구조로 이루어진 것을 특징으로하는 가열가스의 여과 및/또는 정제용요소.
  2. 제1항에 있어서, 상기의 일정한 다공도를 얻도록 원섬유가 독립적이고 조밀한 것을 특징으로하는 요소.
  3. 제1항에 있어서, 상기 원섬유가 조직구조, 구체적으로 직조된 구조로 배치되고, 상기의 일정한 다공도를 얻도록 적합한 직조층이 겹쳐진 것을 특징으로하는 요소.
  4. 제1-중의 어느 한항에 있어서, 원섬유가 다같이 결합되도록 섬유규조가 소결된 것을 특징으로하는 요소.
  5. 제1-3항중의 어느 한항에 있어서, 가열가스의 통과가 허용되도록, 상기 섬유구조가 개방용기에서 처리된 것을 특징으로하는 요소.
  6. 제4 또는 5항에 있어서, 용기가 금속으로 만들어지고 섬유구조의 주위 원섬유가 소결에 의하여 용기내면에 결합된 것을 특징으로하는 요소.
  7. 원섬유가 촉매화합물층으로 추가 피복된 것임을 특징으로 하는 제1-6항중의 어느 한항에 따라 형성된 가열 가스의 촉매정제를 위한 촉매접촉 정제요소.
  8. 제7항에 있어서, 원섬유는 크게 개선된 표면을 가진 고정제품(세정피복)인 중간층으로 피복되며 촉매화합물이 이와같은 중간층에 침지된 것을 특징으로하는 촉매접촉 정제요소.
  9. 제1-6항중의 어느 한항에 따라 형성된 것을 특징으로 하는 내연기관의 배기가스에 분산되는 입자를 보유하기위한 여과요소.
  10. 제7또는 8항에 따라 형성된 것을 특징으로하는 내연 기관의 배기가스의 촉매정제를 위한 촉매작용을 가진 정제요소
  11. 다음의 단계로 이루어진 것을 특징으로하는 가열가스의 여과 또는 정제용 요소의 제조방법. -MCrALX형의 금속합금 원섬유를 M이 철 및/또는 니켈 및/또는 코발트중에서 선택된 매트릭스이고 X는 가열가스와 접촉되는 원섬유에 형성되고 지르코늄, 하프늄, 이트륨, 세륨, 란탄 및 혼합금속중에서 선택된 산화물층의 접착을 강화시키는 요소로 제조하는 단계, 및-일정한 다공도를 가진 성뮤구조가 형성되도록 이들 원섬유를 집합시키는 단계.
  12. 제11항에 있어서, 자체공지된 롤러 과도 경화방법을 이용하여 원섬유를 얻는 것을 특징으로하는 제조방법.
  13. 제11또는 12항에 있어서, 원섬유를 방임의 무질서한 분배상태로 방치시킨다음 일정한 다공도를 얻도록 그들을 조밀화시키는 것을 특징으로하는 제조방법.
  14. 제13항에 있어서, 조밀화시키기전, 원섬유를 파쇄시키는 것을 특징으로하는 제조방법.
  15. 제11또는 12항에 있어서, 원섬유를 일정한 다공도가 얻어지도록하는 메쉬로 직조시키는 것을 특징으로하는 제조방법.
  16. 제11-15항중의 어느 한항에 있어서, 얻어진 섬유구조를 소결처리시키는 것을 특징으로하는 제조방법.
  17. 제11-15항중의 어느 한항에 있어서, 섬유구조를 금속 용기로 도입시킨다음, 집합체를 소결처리시켜 그결과 원섬유가 다같이 결합되고 주위 원섬유가 추가로 용기내벽에 결합되는 것을 특징으로하는 제조방법
  18. 제11-17항중의 어느 한항에 따른 단계로 이루어지고 원섬유를 추가로 촉매화합물층으로 피복시키는 것을 특징으로하는 가열가스의 촉매정제용 정제요소의 제조방법.
  19. 제18항에 있어서, 촉매화합물을 침지시키기전에, 원섬유의 표면처리를 그 결합능력의 증가되도록 수행하는 것을 특징으로하는 제조방법.
  20. 제19항에 있어서, 촉매화합물을 침지시키기전에, 원섬유를 크게 개선된 표면이 있는 고정제품(세정피복)의 중간층으로 피복시키는 것을 특징으로하는 제조방법.
  21. 제11-17항중의 어느 한항에 따른 단계로 이루어진 것을 특징으로하는 내연기관의 배기가스에 분산되는 입자를 보유하는 여과요소의 제조방법.
  22. 제11-17항중의 어느 한항에 따른 단계와 제18-20항중의 어느 한항에 따른 단계로 이루어진 것을 특징으로하는 내연기관의 배기가스의 촉매정제용 촉매정제요소의 제조방법.
  23. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900013315A 1989-08-30 1990-08-28 가열가스의 여과 및 촉매 정제용 촉매정제 요소 및 그 제조방법 KR0160956B1 (ko)

Applications Claiming Priority (2)

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.
FR8911390 1989-08-30

Publications (2)

Publication Number Publication Date
KR910004921A true KR910004921A (ko) 1991-03-29
KR0160956B1 KR0160956B1 (ko) 1998-11-16

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

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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
ES2081955T3 (es) 1996-03-16

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