KR910018080A - 내열성 금속질 모널리스 및 그의 제조방법 - Google Patents

내열성 금속질 모널리스 및 그의 제조방법 Download PDF

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KR910018080A
KR910018080A KR1019910005295A KR910005295A KR910018080A KR 910018080 A KR910018080 A KR 910018080A KR 1019910005295 A KR1019910005295 A KR 1019910005295A KR 910005295 A KR910005295 A KR 910005295A KR 910018080 A KR910018080 A KR 910018080A
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monolith
heat
catalyst
heat resistant
heater
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KR1019910005295A
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KR0134368B1 (ko
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다카시 하라다
히로시게 미즈노
후미오 아베
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고하라 도시히토
닛폰가이시 가부시키가이샤
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Priority claimed from JP2088956A external-priority patent/JP2898337B2/ja
Priority claimed from JP2096867A external-priority patent/JP2801950B2/ja
Priority claimed from JP03047534A external-priority patent/JP3091246B2/ja
Application filed by 고하라 도시히토, 닛폰가이시 가부시키가이샤 filed Critical 고하라 도시히토
Publication of KR910018080A publication Critical patent/KR910018080A/ko
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Publication of KR0134368B1 publication Critical patent/KR0134368B1/ko

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/10Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/20Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2027Metallic material
    • B01D39/2031Metallic material the material being particulate
    • B01D39/2034Metallic material the material being particulate sintered or bonded by inorganic agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/33Electric or magnetic properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/50Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10Sintering only
    • B22F3/11Making porous workpieces or articles
    • B22F3/1103Making porous workpieces or articles with particular physical characteristics
    • B22F3/1115Making porous workpieces or articles with particular physical characteristics comprising complex forms, e.g. honeycombs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/18Exhaust 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 methods of operation; Control
    • F01N3/20Exhaust 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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • F01N3/2026Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/24Exhaust 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
    • F01N3/28Construction of catalytic reactors
    • F01N3/2803Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04Additives and treatments of the filtering material
    • B01D2239/0457Specific fire retardant or heat resistant properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04Additives and treatments of the filtering material
    • B01D2239/0471Surface coating material
    • B01D2239/0478Surface coating material on a layer of the filter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/08Special characteristics of binders
    • B01D2239/086Binders between particles or fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10Filtering material manufacturing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00Structure of catalyst support or particle filter
    • F01N2330/14Sintered material
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Laminated Bodies (AREA)

Abstract

내용 없음

Description

내열성 금속질 모널리스 및 그의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도 내지 제9도는 각각 본 발명의 저항 조절형 히터의 예를 보이는 설명도이다.

Claims (18)

  1. 금속 분말을 허니콤 형상으로 성형하고, 소결시키어 이루어지는 금속 모널리스로서, 그의 격벽 및 기공의 표면이 내열성 금속산화물로 피복되어 있음을 특징으로 하는 내열성 금속질 모널리스.
  2. 제1항에 있어서, 금속 모널리스의 조성이. A12.5-30중량%Cr 0-40중량%, 나머지가 Fe 및 불가피 불순물에 의해 이루어지는 내열성 금속질 모널리스.
  3. 제1항에 있어서, 내열성 금속질 모널리스는 촉매담체로서 사용하는 것.
  4. 제1항에 있어서, 내열성 금속질 모널리스에 전극을 마련한 것을 특징으로하는 허니콤 히터.
  5. 제1항에 있어서, 주 모널리스 촉매의 상류측에 근접시키어, 내열성 금속질 모널리스에 전극을 마련하여 이루어지는 히터를 배설한 것을 특징으로 하는 촉매 컨버터,
  6. 제1항에 있어서, 주 모널리스 촉매의 상류측에 근접시키어, 내열성 금속질 모널리스에 촉매가 담지되고, 또 당해 내열성 금속질 모널리스에 전극을 마련하여 이루어지는 히터를 배설한 것을 특징으로 하는 촉매 컨버터.
  7. 제1항에 있어서, 내열성 금속질 모널리스에 촉매가 담지되고, 또 당해 내열성 금속질 모널리스에 전극을 마련한 것을 특징으로 하는 촉매컨버터.
  8. 금속 분말 원료와 유기 바인터, 물을 혼합하여, 소망하는 허니콤 형상에 성형한 후, 비산화분위기 하1000-1450℃로 소성하고, 이어서 얻어진 소결체의 격벽 및 기공의 표면을 내열성 금속산화물로 피복하는 것을 특징으로 하는 내열성 금속질 모널리스의 제조방법.
  9. 제8항에 있어서, 금속분말 원료의 30중량%이상이 순Fe 분말인 내열성 금속질 모널리스의 제조방법.
  10. 제9항에 있어서, 순 Fe 분말이 카르보닐 Fe 분말인 내열성 금속질 모널리스의 제조방법.
  11. 제8항에 있어서, 제9항 또는 제10항에 있어서, 500-1300℃의 수소 함유가스 분위기하에 소결체를 보지하여, 내열성 금속산화물을 피복하는 것을 특징으로 하는 내열성 그목질 모널리스의 제조방법.
  12. 제11항에 있어서, 수소함유가스 분위기의 노점이 -70℃~-40℃인 내열성 금속질 모널리스의 제조방법.
  13. 다수의 관통구멍을 가지고 있는 허니콤 구조체에. 통전을 위한 적어도 둘의 전극을 마련함과 아울러, 당해 전극간에 저항 조절기구를 마련하여, 상기 허니콤 구조체에 있어서의 관통구멍 내의 가스유체를 가열하는 것을 특징으로 하는 저항조절형 히터.
  14. 제13항에 있어서, 저항 조절 기구가 슬릿인 저항 조절형 히터.
  15. 제13항 또는 제14항에 있어서, 주 모널리스 촉매의 상유측에 근접시키어, 저항 조절형 히터를 배설한 것을 특징으로 하는 촉매 컨버터.
  16. 다수의 관통구멍을 가지고 있는 허니콤 구조체에 촉매를 담지시킴과 아울러, 통전을 위한 적어도 둘의 전극을 마련하고, 또 당해 전극간에 저항조절기구를 마련한 것을 특징으로 하는 촉매 컨버터.
  17. 주 모널리스촉매의 상류측에 근접시키어, 다수의 관통구멍을 가지고 있는 허니콤 구조체에 촉매를 담지시킴과 아울러, 통전을 적어도 둘의 전극을 마련하고, 또 당해 전극간에 저항 조절기구를 마련하여 이루어지는 히터를 배설한 것을 특징으로 하는 촉매 컨 버터.
  18. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910005295A 1990-04-03 1991-04-02 내열성 금속질 모널리스 및 그의 제조방법, 그에 의한 히터와 촉매컨버터 KR0134368B1 (ko)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP???2-88956? 1990-04-03
JP2-88955 1990-04-03
JP???2-88955? 1990-04-03
JP8895590 1990-04-03
JP2088956A JP2898337B2 (ja) 1990-04-03 1990-04-03 ハニカムヒーター及び触媒コンバーター
JP2096867A JP2801950B2 (ja) 1990-04-12 1990-04-12 金属粉末ハニカムモノリス構造体の焼成方法
JP???2-96866? 1990-04-12
JP03047534A JP3091246B2 (ja) 1990-04-03 1991-02-20 耐熱性金属質モノリス及びその製造方法
JP???3-47534? 1991-02-20

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KR910018080A true KR910018080A (ko) 1991-11-30
KR0134368B1 KR0134368B1 (ko) 1998-06-15

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EP (1) EP0450897B1 (ko)
KR (1) KR0134368B1 (ko)
AU (1) AU653713B2 (ko)
CA (1) CA2039509C (ko)
DE (1) DE69129644T2 (ko)
ES (1) ES2119761T3 (ko)

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EP0450897A2 (en) 1991-10-09
AU7406091A (en) 1991-10-10
EP0450897B1 (en) 1998-06-24
DE69129644D1 (de) 1998-07-30
CA2039509C (en) 1999-01-19
DE69129644T2 (de) 1998-12-10
AU653713B2 (en) 1994-10-13
CA2039509A1 (en) 1991-10-04
KR0134368B1 (ko) 1998-06-15
ES2119761T3 (es) 1998-10-16
EP0450897A3 (en) 1992-08-12

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