JPS5523086B2 - - Google Patents

Info

Publication number
JPS5523086B2
JPS5523086B2 JP3484573A JP3484573A JPS5523086B2 JP S5523086 B2 JPS5523086 B2 JP S5523086B2 JP 3484573 A JP3484573 A JP 3484573A JP 3484573 A JP3484573 A JP 3484573A JP S5523086 B2 JPS5523086 B2 JP S5523086B2
Authority
JP
Japan
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
Application number
JP3484573A
Other languages
Japanese (ja)
Other versions
JPS49122473A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 filed Critical
Priority to JP3484573A priority Critical patent/JPS5523086B2/ja
Priority to US05/452,659 priority patent/US4010238A/en
Priority to FR7409945A priority patent/FR2223072B1/fr
Priority to GB1312074A priority patent/GB1466789A/en
Priority to IT67946/74A priority patent/IT1024532B/it
Priority to DE2414333A priority patent/DE2414333C3/de
Publication of JPS49122473A publication Critical patent/JPS49122473A/ja
Publication of JPS5523086B2 publication Critical patent/JPS5523086B2/ja
Expired 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
    • 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
    • B01J23/847—Vanadium, niobium or tantalum or polonium
    • B01J23/8472—Vanadium
    • 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • 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
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2062—Ammonia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20707—Titanium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20723—Vanadium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20738—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20746—Cobalt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20753—Nickel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20761—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20784—Chromium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2094—Tin

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
JP3484573A 1973-03-26 1973-03-26 Expired JPS5523086B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP3484573A JPS5523086B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-03-26 1973-03-26
US05/452,659 US4010238A (en) 1973-03-26 1974-03-19 Proces for selective removal of nitrogen oxides from waste gases
FR7409945A FR2223072B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-03-26 1974-03-22
GB1312074A GB1466789A (en) 1973-03-26 1974-03-25 Catalytic removal of oxides of nitrogen from waste gases
IT67946/74A IT1024532B (it) 1973-03-26 1974-03-25 Prodedimento per l eliminazione se lettiva di ossidi di azoto da gas di scarico
DE2414333A DE2414333C3 (de) 1973-03-26 1974-03-25 Verfahren zur selektiven Abtrennung von Stickstoffoxiden aus Abgasen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3484573A JPS5523086B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-03-26 1973-03-26

Publications (2)

Publication Number Publication Date
JPS49122473A JPS49122473A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-11-22
JPS5523086B2 true JPS5523086B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-06-20

Family

ID=12425513

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3484573A Expired JPS5523086B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-03-26 1973-03-26

Country Status (6)

Country Link
US (1) US4010238A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5523086B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2414333C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2223072B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1466789A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1024532B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (81)

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JPS545388B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-04-10 1979-03-16
JPS503991A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-04-18 1975-01-16
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US4170572A (en) * 1973-10-18 1979-10-09 Union Carbide Corporation Oxidation catalyst prepared with NH3
JPS6243736B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-03-29 1987-09-16 Mitsubishi Yuka Kk
US4085193A (en) * 1973-12-12 1978-04-18 Mitsubishi Petrochemical Co. Ltd. Catalytic process for reducing nitrogen oxides to nitrogen
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JPS5621469B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-02-25 1981-05-19
JPS585703B2 (ja) * 1975-05-19 1983-02-01 株式会社日本触媒 チツソサンカブツジヨキヨヨウシヨクバイ
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RU2179954C1 (ru) * 2000-06-22 2002-02-27 Стремилова Нина Николаевна Композиция для очистки природных и сточных вод и способ получения композиции для очистки природных и сточных вод (варианты)
JPWO2008020535A1 (ja) * 2006-08-15 2010-01-07 出光興産株式会社 亜酸化窒素の分解方法
EP2111286B2 (en) * 2007-01-31 2022-04-27 BASF Corporation Gas catalysts comprising porous wall honeycombs
US8524185B2 (en) 2008-11-03 2013-09-03 Basf Corporation Integrated SCR and AMOx catalyst systems
EP2567078B1 (en) 2010-05-05 2017-09-27 BASF Corporation Catalyzed soot filter and emissions treatment systems and methods
US8293182B2 (en) 2010-05-05 2012-10-23 Basf Corporation Integrated SCR and AMOx catalyst systems
CN106457216B (zh) 2014-05-09 2020-05-12 庄信万丰股份有限公司 具有在高孔隙率基底上浸渍的铂的氨泄漏催化剂
DE102015209987A1 (de) 2014-06-04 2015-12-10 Johnson Matthey Public Limited Company Nicht-PGM-Ammoniakschlupfkatalysator
DE102015212356A1 (de) 2014-07-02 2016-03-03 Johnson Matthey Public Limited Company Perowskit mit einer Deckschicht-SCR-Komponente als Ammoniakoxidationskatalysator und System zur Abgasreinigung bei Dieselmotoren
EP3221032B1 (en) 2014-11-19 2020-09-09 Johnson Matthey Public Limited Company Combining scr with pna for low temperature emission control
JP5869169B1 (ja) * 2015-06-01 2016-02-24 公立大学法人大阪府立大学 酸素発生反応用ペロブスカイト酸化物触媒
WO2016205441A1 (en) 2015-06-18 2016-12-22 Johnson Matthey Public Limited Company Nh3 overdosing-tolerant scr catalyst
US9993772B2 (en) 2015-06-18 2018-06-12 Johnson Matthey Public Limited Company Zoned exhaust system
KR20180020215A (ko) 2015-06-18 2018-02-27 존슨 맛쎄이 퍼블릭 리미티드 컴파니 단일 또는 이중 층 암모니아 슬립 촉매
US9937489B2 (en) 2015-06-18 2018-04-10 Johnson Matthey Public Limited Company Exhaust system without a DOC having an ASC acting as a DOC in a system with an SCR catalyst before the ASC
US10201807B2 (en) 2015-06-18 2019-02-12 Johnson Matthey Public Limited Company Ammonia slip catalyst designed to be first in an SCR system
KR102531436B1 (ko) 2015-06-18 2023-05-12 존슨 맛쎄이 퍼블릭 리미티드 컴파니 낮은 n2o 형성을 가진 암모니아 슬립 촉매
CN108348855A (zh) 2015-09-29 2018-07-31 庄信万丰股份有限公司 具有烟灰催化剂和scr催化剂的催化过滤器
WO2017055857A1 (en) 2015-09-29 2017-04-06 Nunn, Andrew Dominic Zoned ammonia slip catalyst for use in combustion turbines
WO2018057844A1 (en) 2016-09-22 2018-03-29 Johnson Matthey Public Limited Company Ruthenium supported on supports having a rutile phase as stable ammonia slip catalysts
EP3529471B1 (en) 2016-10-24 2022-03-09 BASF Corporation Exhaust gas treatment system and method
GB2556453A (en) 2016-10-26 2018-05-30 Johnson Matthey Plc Hydrocarbon injection through small pore CU-zeolite catalyst
GB2562161A (en) 2017-03-20 2018-11-07 Johnson Matthey Plc Rear on-wall design SCRF
GB2562160B (en) 2017-03-20 2021-06-23 Johnson Matthey Plc Catalytic wall-flow filter with an ammonia slip catalyst
WO2019042911A1 (en) 2017-08-29 2019-03-07 Rhodia Operations USE OF A MIXED OXIDE TO ABSORB NOX
KR102743005B1 (ko) 2018-02-19 2024-12-16 바스프 모바일 에미션스 카탈리스츠 엘엘씨 업스트림 scr 촉매를 갖는 배기 가스 처리 시스템
US11779913B2 (en) 2018-03-14 2023-10-10 Johnson Matthey Public Limited Company Ammonia slip catalyst with in-situ PT fixing
US11897779B2 (en) 2018-08-24 2024-02-13 East China Normal University Microporous aluminotitanosilicate crystalline zeolite, method of preparation and applications thereof
WO2021116683A1 (en) 2019-12-10 2021-06-17 Johnson Matthey Public Limited Company Zoned ammonia slip catalyst for improved selectivity, activity and poison tolerance
WO2021126935A1 (en) 2019-12-19 2021-06-24 Basf Corporation Exhaust treatment system for ammonia-fueled vehicles
BR112022014342A2 (pt) 2020-03-31 2022-09-13 Johnson Matthey Plc Artigo catalítico, e, sistema de exaustão
US20240109036A1 (en) 2021-02-02 2024-04-04 Basf Corporation Exhaust gas treatment system for reducing ammonia emissions from mobile gasoline applications
EP4511157A1 (en) 2022-06-17 2025-02-26 BASF Mobile Emissions Catalysts LLC Exhaust treatment system for ammonia-fueled vehicles
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CN120476019A (zh) 2022-12-21 2025-08-12 巴斯夫公司 用于汽油应用的具有分区scr入口和pgm出口的氨氧化催化剂
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CA1007830A (en) * 1972-09-01 1977-04-05 Albert B. Welty (Jr.) Removal of nitrogen oxides from flue gas
CA1002732A (en) * 1972-12-27 1977-01-04 Neville L. Cull Removal of nitrogen oxides using coated catalyst
NL7805366A (nl) * 1978-05-18 1979-11-20 Philips Nv Gereedschap voor de hantering en vormgeving van glas.

Also Published As

Publication number Publication date
DE2414333C3 (de) 1981-09-10
GB1466789A (en) 1977-03-09
US4010238A (en) 1977-03-01
IT1024532B (it) 1978-07-20
FR2223072A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-10-25
DE2414333A1 (de) 1974-10-03
JPS49122473A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-11-22
DE2414333B2 (de) 1980-11-13
FR2223072B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-01-06

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