KR880701585A - 자동차 배기 가스 시스템 - Google Patents

자동차 배기 가스 시스템

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Publication number
KR880701585A
KR880701585A KR1019880700374A KR880700374A KR880701585A KR 880701585 A KR880701585 A KR 880701585A KR 1019880700374 A KR1019880700374 A KR 1019880700374A KR 880700374 A KR880700374 A KR 880700374A KR 880701585 A KR880701585 A KR 880701585A
Authority
KR
South Korea
Prior art keywords
composition
catalyst composition
chromium
carbon monoxide
catalytic
Prior art date
Application number
KR1019880700374A
Other languages
English (en)
Other versions
KR960003608B1 (ko
Inventor
제프리 해리슨 필립
노존 프레드릭 해리스 피터
Original Assignee
에릭 뮬홀랜드
티아이 코포레이트 서비시즈 리미티드
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 에릭 뮬홀랜드, 티아이 코포레이트 서비시즈 리미티드 filed Critical 에릭 뮬홀랜드
Publication of KR880701585A publication Critical patent/KR880701585A/ko
Application granted granted Critical
Publication of KR960003608B1 publication Critical patent/KR960003608B1/ko

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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
    • B01D53/38—Removing components of undefined structure
    • 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
    • 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/26—Chromium
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Silencers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Gas Separation By Absorption (AREA)
  • Separation Of Particles Using Liquids (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

내용 없음.

Description

자동차 배기 가스 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 CrOn:SnO2의 중량비가 30:70이 되도록 산화크롬(VI)과 함께 함침된 과립상 산화주석(IV)을 포함하는 본 발명에 따른 촉매 조성물의 일산화탄소 전환과 통상의 백금-알루미나 촉매를 사용하여 수득한 일산화탄소 전환을 비교한 것이다.

Claims (13)

  1. 산화주석(IV)(SnO2)을 산화크롬(VI)(CrO3)과 함께 함침시키고, 이 함침된 생성물을 하소시켜 수득된 생성물을 포함함을 특징으로 하는, 자동차 배기 가스 및 다르 폐기 가스 중의 일산화탄소 및 연소 안된 탄화수소의 촉매 산화에 유효한 크롬-함유 산화 주석 촉매 조성물.
  2. 제1항에 있어서, 주석: 크롬 중량비(SnO2:CrO3로서 게산한것)가 1: 99 내지 99:1의 범위인 조성물.
  3. 제2항에 있어서, 상기 비가 2:3 내지 9:1의 범위인 조성물.
  4. 제2항에 있어서, 상기 비가 3:2 내지 3:1의 범위인 조성물.
  5. 제1,2,3 또는 4항 중 어느 한 항에 있어서, 상기 생성물을 산화주석(IV)을 수성 크롬산으로 처리하고, 처리된 산화 주석(IV)을 하소전에 건조시켜 수득하는 조성물.
  6. 제1,2,3 또는 4항 중 어느 한 항에 있어서, 상기 생성물을 수성 산화 주석(IV)졸을 수성 크롬산으로 처리하고 처리된 졸을 하소전에 건조시켜 수득하는 조성물.
  7. 제1,2,3,4,5 또는 6항 중 어느 한 항에 있어서, 상기 생성물을 표면적인 큰 촉매 지지체 상에 분산시키는 조성물.
  8. 제7항에 있어서, 상기 지지체가 알루미나이거나 또는 알루미나를 포함하는 조성물.
  9. 제8항에 있어서, 상기 지지체가 모노리드식 세라믹 또는 베이스 금속상에 피복된 알루미나를 포함하는 조성물.
  10. 촉매 조성물이 제1항 내지 9항 중 어느 한 항의 하소된크롬-함유 산화주석 촉매 조성물임을 특징으로 하는 배기 가스 중의 일산화탄소 및 연소 안된 탄화수소의 촉매 산화에 유효한 촉매 조성물을 포함하는 자동차 배기 시스템용 촉매 전환기.
  11. 일산화탄소 및/또는 가스상 탄화수소의 촉매 산화, 및/또는 산화질소의 촉매 환원을 일으키기에 유효한 촉매 조성물과 함께 하나이상의 일산화탄소, 가스상 탄화수소 및/또는 산화질소를 함유하는 가스상 매질을 승온에서 접촉시킴을 포함하는, 상기 가스상 매질 중의 일산화탄소의 촉매 산화, 및/또는 가스상 탄화수소의 촉매 산화, 및/또는 산화질소의 촉매 환원 방법에 있어서, 사용된 촉매 조성물이 제1항 내지 9항중 어느 한 항의 하소된 크롬-함유 산화주석 촉매 조성물임을 특징으로 하는 방법.
  12. 제8항에 있어서, 가스를 1100℃이하의 온도에서 촉매 조성물과 접촉시키는 방법.
  13. 제8 또는 9항에 있어서, 가스가 자동차 배기 가스인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880700374A 1986-08-08 1987-08-07 차량 배기 가스 시스템 KR960003608B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB868619456A GB8619456D0 (en) 1986-08-08 1986-08-08 Vehicle exhaust systems
GB8619456 1986-08-08
PCT/GB1987/000563 WO1988000859A1 (en) 1986-08-08 1987-08-07 Vehicle exhaust gas systems

Publications (2)

Publication Number Publication Date
KR880701585A true KR880701585A (ko) 1988-11-03
KR960003608B1 KR960003608B1 (ko) 1996-03-20

Family

ID=10602488

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880700374A KR960003608B1 (ko) 1986-08-08 1987-08-07 차량 배기 가스 시스템

Country Status (26)

Country Link
US (2) US4908192A (ko)
EP (1) EP0256822B1 (ko)
JP (1) JP2594804B2 (ko)
KR (1) KR960003608B1 (ko)
CN (1) CN87105406A (ko)
AT (1) ATE81604T1 (ko)
AU (1) AU594808B2 (ko)
BR (1) BR8707417A (ko)
CA (1) CA1309081C (ko)
CS (1) CS276090B6 (ko)
DD (1) DD279827A5 (ko)
DE (2) DE3790445T1 (ko)
ES (1) ES2035072T3 (ko)
FI (1) FI86602C (ko)
FR (1) FR2602435B1 (ko)
GB (2) GB8619456D0 (ko)
GR (1) GR3006808T3 (ko)
HU (1) HU202133B (ko)
MX (1) MX172548B (ko)
NL (1) NL8720393A (ko)
NO (1) NO881520L (ko)
PL (1) PL160473B1 (ko)
SE (1) SE462142B (ko)
WO (1) WO1988000859A1 (ko)
YU (1) YU45444B (ko)
ZA (1) ZA875802B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8802780D0 (en) * 1988-02-08 1988-03-09 Ti Corporate Services Vehicle exhaust gas catalysts
GB2222582B (en) * 1988-07-22 1991-12-18 Atomic Energy Authority Uk Preparation and use of tin (iv) oxide dispersions
US5258340A (en) * 1991-02-15 1993-11-02 Philip Morris Incorporated Mixed transition metal oxide catalysts for conversion of carbon monoxide and method for producing the catalysts
DE69224984T2 (de) * 1991-12-26 1998-07-30 Atochem North America Elf Verfahren zur beschichtung einer oberfläche mit einer widerstandsfähigen schicht mittels cvd
EP0604987B1 (en) * 1992-12-28 2002-06-19 National Institute of Advanced Industrial Science and Technology Removal of nitrogen oxide from exhaust gas
DE69517261T2 (de) * 1994-03-07 2000-11-30 Ngk Insulators Ltd Methode zur entfernung von distickstoffmonoxyd
CN1203764A (zh) * 1997-06-04 1999-01-06 崔文艳 一种香烟滤毒剂
US6598648B1 (en) * 1999-03-12 2003-07-29 Rite-Hite Holding Corporation Industrial door system responsive to an impact
US20040192546A1 (en) * 2003-03-27 2004-09-30 Zhongyuan Dang Catalyst for the low temperature oxidation of methane
CN103638794B (zh) * 2013-12-17 2016-08-17 哈尔滨工程大学 船用柴油机脱硫填料塔

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JPS524106B2 (ko) * 1972-05-15 1977-02-01
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US3951867A (en) * 1974-10-07 1976-04-20 Corning Glass Works Coprecipitated CeO2 --SnO2 catalyst supports
JPS51108666A (ko) * 1975-03-20 1976-09-27 Asahi Glass Co Ltd
SU691185A1 (ru) * 1977-08-01 1979-10-15 Новочеркасский инженерно-мелиоративный институт Катализатор дл очистки газа от сернистого ангидрида
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SU736997A1 (ru) * 1978-06-28 1980-05-30 Азербайджанский Институт Нефти И Химии Им.М.Азизбекова Катализатор дл окислени окиси углерода
GB2070958B (en) * 1980-03-10 1984-05-16 Johnson Matthey Co Ltd Exhaust gas purification catalysts
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GB8300554D0 (en) * 1983-01-10 1983-02-09 Atomic Energy Authority Uk Catalyst preparation
GB8406883D0 (en) * 1984-03-16 1984-04-18 Atomic Energy Authority Uk Materials
GB8802780D0 (en) * 1988-02-08 1988-03-09 Ti Corporate Services Vehicle exhaust gas catalysts

Also Published As

Publication number Publication date
GB8718693D0 (en) 1987-09-16
JPH01500885A (ja) 1989-03-30
JP2594804B2 (ja) 1997-03-26
GR3006808T3 (ko) 1993-06-30
FI86602B (fi) 1992-06-15
MX172548B (es) 1993-01-03
NL8720393A (nl) 1988-06-01
CN87105406A (zh) 1988-04-13
HU202133B (en) 1991-02-28
FI86602C (fi) 1992-09-25
USRE34655E (en) 1994-07-05
KR960003608B1 (ko) 1996-03-20
SE462142B (sv) 1990-05-14
SE8801245D0 (sv) 1988-04-05
CS276090B6 (en) 1992-04-15
FR2602435B1 (fr) 1990-06-22
ZA875802B (en) 1988-04-27
FI881452A0 (fi) 1988-03-28
DE3790445T1 (ko) 1988-07-14
GB2194174B (en) 1990-09-12
EP0256822A1 (en) 1988-02-24
HUT49506A (en) 1989-10-30
CS8705882A2 (en) 1990-11-14
GB2194174A (en) 1988-03-02
CA1309081C (en) 1992-10-20
PL160473B1 (pl) 1993-03-31
DE3782296D1 (de) 1992-11-26
ATE81604T1 (de) 1992-11-15
FR2602435A1 (fr) 1988-02-12
YU148687A (en) 1988-10-31
ES2035072T3 (es) 1993-04-16
DD279827A5 (de) 1990-06-20
FI881452A (fi) 1988-03-28
BR8707417A (pt) 1988-11-01
AU594808B2 (en) 1990-03-15
AU7755387A (en) 1988-02-24
NO881520D0 (no) 1988-04-08
EP0256822B1 (en) 1992-10-21
SE8801245L (sv) 1988-04-05
WO1988000859A1 (en) 1988-02-11
GB8619456D0 (en) 1986-09-17
DE3782296T2 (de) 1993-03-11
YU45444B (en) 1992-05-28
US4908192A (en) 1990-03-13
NO881520L (no) 1988-04-08
PL267236A1 (en) 1988-07-21

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