KR920017695A - 필터 또는 촉매체 및 그 제조방법 - Google Patents

필터 또는 촉매체 및 그 제조방법 Download PDF

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KR920017695A
KR920017695A KR1019920004578A KR920004578A KR920017695A KR 920017695 A KR920017695 A KR 920017695A KR 1019920004578 A KR1019920004578 A KR 1019920004578A KR 920004578 A KR920004578 A KR 920004578A KR 920017695 A KR920017695 A KR 920017695A
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filter
catalyst body
body according
wire
fiber
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KR1019920004578A
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KR100225093B1 (ko
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헤를레 한스 아
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게르하르트 피쉐르, 게르하르트 슈뢰드테
슈배비체 휘텐베르케 게엠바하
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
    • 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
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • B01D39/12—Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal
    • 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
    • B01J35/58—Fabrics or filaments
    • 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
    • B01J37/0215—Coating
    • 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
    • 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
    • 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
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Toxicology (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
  • Catalysts (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Glass Compositions (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

내용 없음

Description

필터 또는 촉매체 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명상의 편직물의 평면도,
제2도는 본 발명상의 특허청구범위 제1항에 따라 된 편직물의 횡단면도,
제3도는 제1도의 편직물의 종단면도.

Claims (14)

  1. 디젤엔진등 내연기관으로 부터 배출되는 폐가스로 부터 유해성분을 제거하기 위한 필터 또는 촉매체는 금속와이어 또는 금속섬유층으로 되는 적어도 하나이상의 층을 가진 섬유층과 소결재로 구성되고, 상기 소결재는 분상, 입상, 섬유상편 또는 섬유상칩의 형태로 되고 그물눈 또는 격자실(mesh)속으로 들어가고 또한 와이어 또는 섬유위에서 소결되며, 상기 편직물(woven fabric)은 능직의 와이어편직물 (twilled wire fabric) (1) 형태로 되고, 상기 소결재(4)는 그물눈 또는 격자실(5)속으로 들어가서 와이어 또는 섬유(2,3)와 같이 소결되는 것을 특징으로 하는 필터 또는 촉매체(filter or catalyst body).
  2. 제1항에 있어서, 상기 와이어섬유는 4-샤프트 또는 5-샤프트의 능직으로 된 와이어 섬유체로 되는 것을 특징으로 하는 필터 또는 촉매체.
  3. 제1항 또는 제2항에 있어서, 상기 필터 또는 촉매체는 상기 소결재가 세라믹, 플라스틱, 금속, 특히 강철 또는 강철합금 또는 이들의 혼합물로 이루어지는 것을 특징으로 하는 필터 또는 촉매체.
  4. 제1항 2항 또는 제3항에 있어서, 상기와이어 또는 섬유(2,3)는 날실 및 씨실방향으로 동일직경으로 가지는 것을 특징으로 하는 필터 또는 촉매체.
  5. 제1,2,3항 또는 제4항에 있어서, 상기 그물눈폭과 와이어직경의 상대적 비율은 대략 1 : 1에 가깝게 되는 것을 특징으로 하는 필터 또는 촉매체.
  6. 제5항에 있어서, 상기 그물눈의 폭 또는 와이어 직경은 0.15∼0.30㎜, 통상 0.20㎜로 되는 것을 특징으로 하는 필터 또는 촉매체.
  7. 제1항 내지 제6항에 있어서, 상기 편직물(1)은 이 편직물의 두께가 편직물의 와이어 또는 섬유(2,3) 직경의 대략 2.5배가 되도록 약간 휘어 구부러져 있게 되는 것을 특징으로 하는 필터 또는 촉매체.
  8. 제1항 내지 제7항에 있어서, 상기 강철와이어는 대략 20% 닉켈, 25% 크롬을 함유하고 편직물(1)에 대한 와이어(2,3)로서 공급되는 것을 특징으로 하는 필터 또는 촉매체.
  9. 제1항 내지 제8항에 있어서, 상기 편직물(1)은 일측으로는 평활한 표면을, 다른측으로는 거친표면을 가지도록 설계되는 것을 특징으로 하는 필터 또는 촉매체.
  10. 제1항 내지 제9항에 있어서, 상기 편직물(1)의 다층은 결합되어 하나의 몸체를 형성하는 것을 특징으로 하는 필터 또는 촉매체.
  11. 제9항 및 제10항에 있어서, 상기 제1층은 그 외부가 거친 필터로서 거친표면을 가지도록 되는 것을 특징으로 하는 필터 또는 촉매체.
  12. 제1항 내지 제11항에 있어서, 상기 편직물(1)은 폐가스성분 특히 매연 또는 검댕이의 점화온도를 낮추는 촉매로 공급단부(feedend)에서 피복되어 있는 것을 특징으로 하는 필터 또는 촉매체.
  13. 제1항 내지 제12항에 있어서, 상기 편직물(1)은 일산화탄소, 이산화탄소, 탄화물, 질소산화물과 같은 유해 성분을 제거하기 위하여 촉매코팅을 가진 출구를 구비하는 것을 특징으로 하는 필터 또는 촉매체.
  14. 디젤엔진등의 내연기관에서 배출되는 폐가스로 부터 유해성분을 제거하기 위하여 금속와이어 또는 금속섬유층을 하나이상의 섬유층으로 하고 분상, 입상, 섬유편상 또는 섬유칩상으로 되는 소결재를 그물눈 또는 격자실 속으로 넣으며, 다음 상술한 특허청구범위 제1항 내지 제13항에 기술된 와이어 또는 섬유직물을 동시에 소결하므로써 필터 또는 촉매체를 제조하기 위한 방법에 있어서, 상기 소결재(4)는 바인더(binder)를 거쳐 능직으로 짠 와이어 섬유직물(twilled wire fabric)의 형태로 격자실 또는 그물눈(5)속에 넣어지고 그후에 상기 와이어 또는 섬유(2,3) 및 소결재(4)가 같이 소결되도록 하는 것을 특징으로 하는 필터 또는 촉매체의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920004578A 1991-03-28 1992-03-20 필터 또는 촉매체 및 그 제조방법 KR100225093B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4110285.1 1991-03-28
DE4110285A DE4110285A1 (de) 1991-03-28 1991-03-28 Filter- oder katalysatorkoerper

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KR920017695A true KR920017695A (ko) 1992-10-21
KR100225093B1 KR100225093B1 (ko) 1999-10-15

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Country Link
US (1) US5266279A (ko)
EP (1) EP0505832B1 (ko)
JP (1) JP3188750B2 (ko)
KR (1) KR100225093B1 (ko)
AT (1) ATE123422T1 (ko)
CA (1) CA2064368C (ko)
DE (2) DE4110285A1 (ko)
ES (1) ES2075501T3 (ko)

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DE4110285A1 (de) 1992-10-01
CA2064368A1 (en) 1992-09-29
CA2064368C (en) 2002-05-14
ES2075501T3 (es) 1995-10-01
EP0505832A1 (de) 1992-09-30
DE59202425D1 (de) 1995-07-13
KR100225093B1 (ko) 1999-10-15
JP3188750B2 (ja) 2001-07-16
JPH05245317A (ja) 1993-09-24
EP0505832B1 (de) 1995-06-07
ATE123422T1 (de) 1995-06-15
US5266279A (en) 1993-11-30

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