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BRPI0811096A2 - Método com estágio duplo para a reativação de catalisadores de armazenamento de óxido de nitrogênio envelhecido - Google Patents

Método com estágio duplo para a reativação de catalisadores de armazenamento de óxido de nitrogênio envelhecido

Info

Publication number
BRPI0811096A2
BRPI0811096A2 BRPI0811096-4A2A BRPI0811096A BRPI0811096A2 BR PI0811096 A2 BRPI0811096 A2 BR PI0811096A2 BR PI0811096 A BRPI0811096 A BR PI0811096A BR PI0811096 A2 BRPI0811096 A2 BR PI0811096A2
Authority
BR
Brazil
Prior art keywords
nitrogen oxide
oxide storage
catalytically active
thermal aging
catalyzers
Prior art date
Application number
BRPI0811096-4A2A
Other languages
English (en)
Inventor
Stephan Eckhoff
Meike Wittrock
Ulrich Goebel
Ina Grisstede
Ruediger Hoyer
Wilfried Mueller
Thomas Kreuzer
Maria Cristina Casapu
Jan-Dierk Grunwaldt
Marek Maciejewski
Alfons Baiker
Original Assignee
Umicore Ag & Co Kg
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 Umicore Ag & Co Kg filed Critical Umicore Ag & Co Kg
Publication of BRPI0811096A2 publication Critical patent/BRPI0811096A2/pt

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
    • B01J23/90—Regeneration or reactivation
    • B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
    • 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
    • B01D53/96—Regeneration, reactivation or recycling of reactants
    • 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
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • 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
    • 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
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2042—Barium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2065—Cerium
    • 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
    • B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/15—X-ray diffraction
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
    • B01J38/06—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst using steam
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
    • B01J38/08—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst using ammonia or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
BRPI0811096-4A2A 2007-05-23 2008-04-16 Método com estágio duplo para a reativação de catalisadores de armazenamento de óxido de nitrogênio envelhecido BRPI0811096A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007023979A DE102007023979B4 (de) 2007-05-23 2007-05-23 Zweistufiges Verfahren zur Reaktivierung thermisch gealterter Stickoxid-Speicherkatalysatoren
PCT/EP2008/054583 WO2008141875A1 (de) 2007-05-23 2008-04-16 Zweistufiges verfahren zur reaktivierung thermisch gealterter stickoxid-speicherkatalysatoren

Publications (1)

Publication Number Publication Date
BRPI0811096A2 true BRPI0811096A2 (pt) 2014-12-09

Family

ID=39689436

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0811096-4A2A BRPI0811096A2 (pt) 2007-05-23 2008-04-16 Método com estágio duplo para a reativação de catalisadores de armazenamento de óxido de nitrogênio envelhecido

Country Status (9)

Country Link
US (1) US8383544B2 (pt)
EP (1) EP2155387B1 (pt)
JP (1) JP5222360B2 (pt)
KR (1) KR101380642B1 (pt)
AT (1) ATE520458T1 (pt)
BR (1) BRPI0811096A2 (pt)
CA (1) CA2687615C (pt)
DE (1) DE102007023979B4 (pt)
WO (1) WO2008141875A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007023512A1 (de) 2007-05-18 2008-11-20 Sennheiser Electronic Gmbh & Co. Kg Elektroakustischer Schallwandler
DE102009006404B3 (de) * 2009-01-28 2010-08-26 Süd-Chemie AG Diesel-Oxidationskatalysator mit guter Tieftemperaturaktivität
DE102009006403A1 (de) 2009-01-28 2010-08-05 Süd-Chemie AG Vanadiumfreier Diesel-Oxidationskatalysator und Verfahren zu dessen Herstellung
JP5690736B2 (ja) * 2009-09-10 2015-03-25 株式会社キャタラー 排ガス浄化用触媒及びその製造方法
US9527033B2 (en) * 2015-01-23 2016-12-27 Toyota Motor Engineering & Manufacturing North America, Inc. Mixed metal oxide catalyst
GB2553339A (en) * 2016-09-02 2018-03-07 Johnson Matthey Plc Improved NOx trap
JP6642473B2 (ja) * 2017-02-07 2020-02-05 株式会社豊田中央研究所 電解用アノード

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19838282A1 (de) * 1998-08-24 2000-03-02 Degussa Stickoxid-Speichermaterial und daraus hergestellter Stickoxid-Speicherkatalysator
DE60235607D1 (de) * 2001-01-11 2010-04-22 Ict Co Ltd Katalysator zur reinigung von stickstoffoxiden
EP1729872B1 (en) * 2004-03-27 2021-03-10 Umicore AG & Co. KG Nitrogen oxide storage catalyst
JP5106748B2 (ja) * 2004-11-08 2012-12-26 株式会社キャタラー 排ガス浄化用触媒
DE102005034344A1 (de) * 2005-07-22 2007-01-25 Umicore Ag & Co. Kg Verfahren zur Reaktivierung thermisch gealterter Stickoxid-Speicherkatalysatoren

Also Published As

Publication number Publication date
DE102007023979B4 (de) 2009-05-07
CA2687615C (en) 2015-12-29
US8383544B2 (en) 2013-02-26
KR20100017187A (ko) 2010-02-16
WO2008141875A1 (de) 2008-11-27
KR101380642B1 (ko) 2014-04-04
JP2010527759A (ja) 2010-08-19
EP2155387A1 (de) 2010-02-24
US20100300077A1 (en) 2010-12-02
CA2687615A1 (en) 2008-11-27
ATE520458T1 (de) 2011-09-15
DE102007023979A1 (de) 2008-11-27
EP2155387B1 (de) 2011-08-17
JP5222360B2 (ja) 2013-06-26

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time