CA2652837A1 - Catalyst for decreasing nitrogen-containing pollutant gases in the exhaust gas of diesel engines - Google Patents

Catalyst for decreasing nitrogen-containing pollutant gases in the exhaust gas of diesel engines Download PDF

Info

Publication number
CA2652837A1
CA2652837A1 CA002652837A CA2652837A CA2652837A1 CA 2652837 A1 CA2652837 A1 CA 2652837A1 CA 002652837 A CA002652837 A CA 002652837A CA 2652837 A CA2652837 A CA 2652837A CA 2652837 A1 CA2652837 A1 CA 2652837A1
Authority
CA
Canada
Prior art keywords
catalyst
ammonia
exhaust gas
scr
honeycomb body
Prior art date
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.)
Abandoned
Application number
CA002652837A
Other languages
English (en)
French (fr)
Inventor
Nicola Soeger
Wolfgang Schneider
Yvonne Demel
Lothar Mussmann
Ralf Sesselmann
Thomas Kreuzer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Umicore AG and Co KG
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38283077&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2652837(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of CA2652837A1 publication Critical patent/CA2652837A1/en
Abandoned legal-status Critical Current

Links

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
    • B01D53/92—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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • 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
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
    • B01J29/072—Iron group metals or copper
    • 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
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • 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
    • B01J35/19—Catalysts containing parts with different compositions
    • 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
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • B01J35/57—Honeycombs
    • 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
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0244—Coatings comprising several layers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • 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
    • B01D2255/20761—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
    • B01D2255/20769—Molybdenum
    • 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
    • B01D2255/20776—Tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst
    • B01D2255/9022—Two layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • 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)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
CA002652837A 2006-05-31 2007-05-04 Catalyst for decreasing nitrogen-containing pollutant gases in the exhaust gas of diesel engines Abandoned CA2652837A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EPEP06011148 2006-05-31
EPEP06011149 2006-05-31
EP06011149 2006-05-31
EP06011148 2006-05-31
PCT/EP2007/003922 WO2007137675A1 (de) 2006-05-31 2007-05-04 Katalysator zur verminderung stickstoff-haltiger schadgase aus dem abgas von dieselmotoren

Publications (1)

Publication Number Publication Date
CA2652837A1 true CA2652837A1 (en) 2007-12-06

Family

ID=38283077

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002652837A Abandoned CA2652837A1 (en) 2006-05-31 2007-05-04 Catalyst for decreasing nitrogen-containing pollutant gases in the exhaust gas of diesel engines

Country Status (9)

Country Link
US (1) US20100166628A1 (enExample)
EP (1) EP2029260B2 (enExample)
JP (1) JP2009538724A (enExample)
KR (1) KR20090027618A (enExample)
BR (1) BRPI0712461A2 (enExample)
CA (1) CA2652837A1 (enExample)
DE (1) DE202007019652U1 (enExample)
RU (1) RU2008150783A (enExample)
WO (1) WO2007137675A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012037342A1 (en) 2010-09-15 2012-03-22 Johnson Matthey Inc. Combined slip catalyst and hydrocarbon exotherm catalyst
US8524185B2 (en) 2008-11-03 2013-09-03 Basf Corporation Integrated SCR and AMOx catalyst systems
EP2040834B2 (de) † 2006-07-08 2019-10-30 Umicore AG & Co. KG Strukturierter scr-katalysator zur reduktion von stickoxiden im abgas von magermotoren unter verwendung von ammoniak als reduktionsmittel

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US7722845B2 (en) * 2007-02-27 2010-05-25 Basf Corporation Bifunctional catalysts for selective ammonia oxidation
US8636959B2 (en) 2007-05-09 2014-01-28 N.E. Chemcat Corporation Selective catalytic reduction type catalyst, and exhaust gas purification equipment and purifying process of exhaust gas using the same
JP5110954B2 (ja) 2007-05-09 2012-12-26 エヌ・イーケムキャット株式会社 選択還元型触媒を用いた排気ガス浄化触媒装置並びに排気ガス浄化方法
US9079162B2 (en) 2008-04-28 2015-07-14 BASF SE Ludwigshafen Fe-BEA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOX in gas streams
JP2009262098A (ja) * 2008-04-28 2009-11-12 Ne Chemcat Corp 選択還元触媒を用いた排気ガス浄化方法
WO2009141886A1 (ja) * 2008-05-20 2009-11-26 イビデン株式会社 ハニカム構造体
DE102008048854B4 (de) 2008-09-25 2012-08-02 Umicore Ag & Co. Kg Regelungsstrategie für ein Katalysatorkonzept zur Abgasnachbehandlung mit mehreren Stickoxid-Speicherkatalysatoren
US10343117B2 (en) * 2009-02-27 2019-07-09 Corning Incorporated Ceria-zirconia-zeolite catalyst body
DE102010033688A1 (de) 2009-08-28 2011-03-03 Umicore Ag & Co. Kg Abgasnachbehandlungssystem mit katalytisch aktivem Wall-Flow-Filter mit Speicherfunktion vor Katalysator mit gleicher Speicherfunktion
BR112012004378A8 (pt) 2009-08-28 2016-10-04 Umicore Ag & Co Kg sistema de pós-tratamento de gás de escapamento com filtro de parede de fluxo cataliticamente ativo com função de armazenamento a montante de conversor catalítico com função de armazenamento idêntica
KR101509684B1 (ko) * 2009-12-03 2015-04-06 현대자동차 주식회사 질소산화물 정화촉매
DE102010014468B4 (de) 2010-04-09 2013-10-31 Umicore Ag & Co. Kg Verfahren zur Verminderung von Lachgas bei der Abgasnachbehandlung von Magermotoren
EP2535102A1 (en) * 2010-06-30 2012-12-19 N.E. Chemcat Corporation Flue gas-cleaning device and flue gas-cleaning method that use selective catalytic reduction catalyst
DE102011101079B4 (de) 2011-05-10 2020-08-20 Umicore Ag & Co. Kg Verfahren zur Regeneration von NOx-Speicherkatalysatoren von Dieselmotoren mit Niederdruck-AGR
DE102011107692B3 (de) 2011-07-13 2013-01-03 Umicore Ag & Co. Kg Verfahren zur Reaktivierung von Abgasreinigungsanlagen von Dieselmotoren mit Niederdruck-AGR
CN104781516B (zh) * 2012-11-16 2017-07-14 丰田自动车株式会社 内燃机的排气净化装置
US8992869B2 (en) 2012-12-20 2015-03-31 Caterpillar Inc. Ammonia oxidation catalyst system
US9017626B2 (en) 2013-03-14 2015-04-28 Basf Corporation Selective catalytic reduction catalyst system
CN105188925A (zh) 2013-03-14 2015-12-23 巴斯夫公司 选择性催化还原催化剂系统
GB2519403A (en) * 2013-07-30 2015-04-22 Johnson Matthey Plc Ammonia slip catalyst
CN105148904A (zh) * 2015-08-28 2015-12-16 武汉京运通环保工程有限公司 用于低温条件下的烟气脱硝催化剂及其制备方法
EP3344384B1 (en) 2015-09-04 2025-03-26 BASF Mobile Emissions Catalysts LLC Integrated scr and ammonia oxidation catalyst systems
US10598068B2 (en) 2015-12-21 2020-03-24 Emissol, Llc Catalytic converters having non-linear flow channels
GB2547288B (en) 2016-02-03 2021-03-17 Johnson Matthey Plc Catalyst for oxidising ammonia
WO2018010804A1 (en) 2016-07-14 2018-01-18 Umicore Ag & Co. Kg Vanadium trapping scr system
EP3641917A1 (en) 2016-12-05 2020-04-29 Basf Corporation Tetra-functional catalyst for the oxidation of no, the oxidation of a hydrocarbon, the oxidation of nh3 and the selective catalytic reduction of nox
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CN113593656B (zh) * 2021-07-19 2024-04-23 苏州西热节能环保技术有限公司 一种scr催化剂性能评价及寿命预估方法

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2040834B2 (de) † 2006-07-08 2019-10-30 Umicore AG & Co. KG Strukturierter scr-katalysator zur reduktion von stickoxiden im abgas von magermotoren unter verwendung von ammoniak als reduktionsmittel
US8524185B2 (en) 2008-11-03 2013-09-03 Basf Corporation Integrated SCR and AMOx catalyst systems
EP2352912B1 (en) 2008-11-03 2018-07-04 BASF Corporation Integrated scr and amox catalyst systems
WO2012037342A1 (en) 2010-09-15 2012-03-22 Johnson Matthey Inc. Combined slip catalyst and hydrocarbon exotherm catalyst

Also Published As

Publication number Publication date
RU2008150783A (ru) 2010-07-10
US20100166628A1 (en) 2010-07-01
EP2029260B2 (de) 2019-03-06
JP2009538724A (ja) 2009-11-12
WO2007137675A1 (de) 2007-12-06
KR20090027618A (ko) 2009-03-17
EP2029260A1 (de) 2009-03-04
BRPI0712461A2 (pt) 2012-07-31
EP2029260B1 (de) 2012-11-21
DE202007019652U1 (de) 2014-12-19

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