GB0816066D0 - Exhaust after treatment system with pre-catalysis - Google Patents

Exhaust after treatment system with pre-catalysis

Info

Publication number
GB0816066D0
GB0816066D0 GBGB0816066.5A GB0816066A GB0816066D0 GB 0816066 D0 GB0816066 D0 GB 0816066D0 GB 0816066 A GB0816066 A GB 0816066A GB 0816066 D0 GB0816066 D0 GB 0816066D0
Authority
GB
United Kingdom
Prior art keywords
catalysis
exhaust
treatment system
treatment
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.)
Withdrawn
Application number
GBGB0816066.5A
Other versions
GB2452613A (en
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.)
Cummins Filtration IP Inc
Original Assignee
Cummins Filtration IP Inc
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 Cummins Filtration IP Inc filed Critical Cummins Filtration IP Inc
Publication of GB0816066D0 publication Critical patent/GB0816066D0/en
Publication of GB2452613A publication Critical patent/GB2452613A/en
Withdrawn legal-status Critical Current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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/90—Injecting reactants
    • 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
    • B01D53/9431—Processes characterised by a specific device
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • 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
    • B01D2251/2067—Urea
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/40—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a hydrolysis 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Exhaust Gas After Treatment (AREA)
GB0816066A 2007-09-04 2008-09-03 Exhaust Treatment System with Catalyzed Coating on the Inner Wall of the Exhaust Pipe Withdrawn GB2452613A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/849,488 US20090056319A1 (en) 2007-09-04 2007-09-04 Exhaust Aftertreatment System with Pre-Catalysis

Publications (2)

Publication Number Publication Date
GB0816066D0 true GB0816066D0 (en) 2008-10-08
GB2452613A GB2452613A (en) 2009-03-11

Family

ID=39866210

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0816066A Withdrawn GB2452613A (en) 2007-09-04 2008-09-03 Exhaust Treatment System with Catalyzed Coating on the Inner Wall of the Exhaust Pipe

Country Status (2)

Country Link
US (1) US20090056319A1 (en)
GB (1) GB2452613A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2517778T4 (en) * 2007-04-26 2021-03-08 Johnson Matthey Plc TRANSITION METAL / AEI-ZEOLITE SCR CATALYST
SE534482C2 (en) * 2010-01-18 2011-09-06 Scania Cv Ab Method and apparatus for preventing urea coating in an exhaust system of a motor vehicle
US20110239631A1 (en) * 2010-04-05 2011-10-06 Caterpillar Inc. Ring Reductant Mixer
JP2013524061A (en) * 2010-04-13 2013-06-17 ジェンティル，フランシス，ザビア Reverse fuel injection engine
US20120222651A1 (en) * 2010-04-13 2012-09-06 Francis Xavier Gentile Backwards Injected Engine
US8967115B2 (en) 2010-04-13 2015-03-03 Francis Xavier Gentile Francis cycle backwards injected engine
DE102010056314A1 (en) * 2010-12-27 2012-06-28 Friedrich Boysen Gmbh & Co. Kg Device for distributing fluids in exhaust systems
US20130152555A1 (en) * 2011-12-15 2013-06-20 Caterpillar Inc. Fluid injection lance with balanced flow distribution
CN103573358B (en) * 2012-08-01 2015-11-18 北汽福田汽车股份有限公司 The urea crystals of the SCR exhaust treatment system of motor inspects method
CN103406023B (en) * 2013-08-16 2015-06-24 中持新兴环境技术中心（北京）有限公司 POPs (Persistent Organic Pollutants) catalytic degradation device
JP2016094845A (en) * 2014-11-12 2016-05-26 いすゞ自動車株式会社 Internal combustion engine and particular substance removal method of internal combustion engine
DE112016001370T5 (en) 2015-03-24 2017-12-07 Cummins Emission Solutions Inc. Integrated aftertreatment system
EP3638405A1 (en) * 2017-06-16 2020-04-22 Umicore AG & Co. KG Combined soot filter and urea hydrolysis
FR3068730B1 (en) * 2017-07-04 2020-02-14 Faurecia Systemes D'echappement INJECTION DEVICE FOR A VEHICLE EXHAUST LINE AND CORRESPONDING EXHAUST LINE
CN107559081A (en) * 2017-10-10 2018-01-09 广西玉柴机器股份有限公司 Diesel engine after treatment device
TWM611993U (en) * 2020-08-27 2021-05-21 台灣福興工業股份有限公司 Lock

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2734010A1 (en) * 1977-07-28 1979-02-15 Degussa EXHAUST GAS PURIFICATION DEVICE FOR A COMBUSTION ENGINE OF VEHICLES, IN PARTICULAR MOTOR VEHICLES
DE19731865C2 (en) * 1997-07-24 1999-05-06 Siemens Ag Exhaust gas purification system for the exhaust gas of a diesel engine
US6669913B1 (en) * 2000-03-09 2003-12-30 Fleetguard, Inc. Combination catalytic converter and filter
US7052532B1 (en) * 2000-03-09 2006-05-30 3M Innovative Properties Company High temperature nanofilter, system and method
US6776814B2 (en) * 2000-03-09 2004-08-17 Fleetguard, Inc. Dual section exhaust aftertreatment filter and method
US7211226B2 (en) * 2000-03-09 2007-05-01 Fleetgaurd, Inc. Catalyst and filter combination
US6604604B1 (en) * 2000-09-20 2003-08-12 Fleetguard, Inc. Catalytic muffler and method
US6449947B1 (en) * 2001-10-17 2002-09-17 Fleetguard, Inc. Low pressure injection and turbulent mixing in selective catalytic reduction system
US6601385B2 (en) * 2001-10-17 2003-08-05 Fleetguard, Inc. Impactor for selective catalytic reduction system
US6722123B2 (en) * 2001-10-17 2004-04-20 Fleetguard, Inc. Exhaust aftertreatment device, including chemical mixing and acoustic effects
US6712869B2 (en) * 2002-02-27 2004-03-30 Fleetguard, Inc. Exhaust aftertreatment device with flow diffuser
JP2005105970A (en) * 2003-09-30 2005-04-21 Nissan Diesel Motor Co Ltd Exhaust emission control device of engine
DE102005017402A1 (en) * 2005-04-15 2006-10-19 Emitec Gesellschaft Für Emissionstechnologie Mbh Method and device for the metered provision of a, in particular as a solid, reducing agent for exhaust systems
DE102005041841A1 (en) * 2005-09-02 2007-03-08 Emitec Gesellschaft Für Emissionstechnologie Mbh Method and device for adding a reactant to an exhaust gas of an internal combustion engine
US7328572B2 (en) * 2006-02-23 2008-02-12 Fleetguard, Inc. Exhaust aftertreatment device with star-plugged turbulator
DE102007003156A1 (en) * 2007-01-22 2008-07-31 Süd-Chemie AG Device for selective catalytic NOx reductin in exhaust gases

Also Published As

Publication number Publication date
US20090056319A1 (en) 2009-03-05
GB2452613A (en) 2009-03-11

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)