KR20140143145A - 엔진 배기 가스로부터 유독 화합물의 제거를 위한 방법 및 시스템 - Google Patents

엔진 배기 가스로부터 유독 화합물의 제거를 위한 방법 및 시스템 Download PDF

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Publication number
KR20140143145A
KR20140143145A KR1020147024758A KR20147024758A KR20140143145A KR 20140143145 A KR20140143145 A KR 20140143145A KR 1020147024758 A KR1020147024758 A KR 1020147024758A KR 20147024758 A KR20147024758 A KR 20147024758A KR 20140143145 A KR20140143145 A KR 20140143145A
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KR
South Korea
Prior art keywords
exhaust gas
ammonia
catalyst
oxidation
particulate filter
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.)
Ceased
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KR1020147024758A
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English (en)
Korean (ko)
Inventor
켈트 요한센
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할도르 토프쉐 에이/에스
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Publication of KR20140143145A publication Critical patent/KR20140143145A/ko
Ceased legal-status Critical Current

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Classifications

    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
    • 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
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • F01N13/0093—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series the purifying devices are of the same type
    • 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
    • F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
    • F01N3/106—Auxiliary oxidation catalysts
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. by adjusting the dosing of reducing agent
    • 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
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2067—Urea
    • 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
    • B01D2255/20761—Copper
    • 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
    • B01D2255/915—Catalyst supported on particulate filters
    • B01D2255/9155—Wall flow filters
    • 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
    • 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
    • B01D53/9436—Ammonia
    • 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
    • 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
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
    • F01N2900/1404—Exhaust gas temperature
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Toxicology (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
KR1020147024758A 2012-03-02 2012-09-21 엔진 배기 가스로부터 유독 화합물의 제거를 위한 방법 및 시스템 Ceased KR20140143145A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DKPA201200169 2012-03-02
DKPA201200169 2012-03-02
PCT/EP2012/068623 WO2013127473A1 (en) 2012-03-02 2012-09-21 Method and system for the removal of noxious compounds from engine exhaust gas

Publications (1)

Publication Number Publication Date
KR20140143145A true KR20140143145A (ko) 2014-12-15

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KR1020147024758A Ceased KR20140143145A (ko) 2012-03-02 2012-09-21 엔진 배기 가스로부터 유독 화합물의 제거를 위한 방법 및 시스템

Country Status (9)

Country Link
US (1) US20150020506A1 (enExample)
EP (1) EP2819769B1 (enExample)
JP (1) JP6129215B2 (enExample)
KR (1) KR20140143145A (enExample)
AR (1) AR090213A1 (enExample)
CA (1) CA2865929A1 (enExample)
CL (1) CL2014002323A1 (enExample)
EA (1) EA027298B1 (enExample)
WO (1) WO2013127473A1 (enExample)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10054023B2 (en) * 2014-02-28 2018-08-21 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust stream
US10344647B2 (en) 2015-08-27 2019-07-09 Scania Cv Ab Method and system for a first and a second supply of additive to an exhaust gas stream from an internal combustion engine
KR20190131583A (ko) * 2017-04-06 2019-11-26 우미코레 아게 운트 코 카게 엔진 배기 가스로부터 유독 화합물의 제거를 위한 방법 및 시스템
US10495569B2 (en) 2015-06-05 2019-12-03 Scania Cv Ab Method and a system for determining a composition of a gas mix in a vehicle
US10724460B2 (en) 2015-08-27 2020-07-28 Scania Cv Ab Method and system for treatment of an exhaust gas stream
US10807041B2 (en) 2015-08-27 2020-10-20 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust gas stream
US10837338B2 (en) 2015-08-27 2020-11-17 Scania Cv Ab Method and exhaust treatment system for treatment of an exhaust gas stream
US10920632B2 (en) 2015-08-27 2021-02-16 Scania Cv Ab Method and exhaust treatment system for treatment of an exhaust gas stream
US11007481B2 (en) 2015-08-27 2021-05-18 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust gas stream

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PT2597279T (pt) * 2011-11-22 2021-10-15 Deutz Ag Dispositivo e método para purificar gases de escape de motores a diesel
FR2992022B1 (fr) * 2012-06-19 2014-06-13 Renault Sa Systeme de traitement des gaz d'echappement comprenant un filtre a particules catalytique, et procede correspondant
WO2015034365A1 (en) 2013-09-09 2015-03-12 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno Process for heterogeneous gas phase reactions and apparatus for carrying out said process
JP6453233B2 (ja) * 2013-12-09 2019-01-16 株式会社キャタラー 排ガス浄化装置
US20160032801A1 (en) * 2014-07-31 2016-02-04 Caterpillar Inc. Aftertreatment system having multiple dosing circuits
EP3194736A1 (en) 2014-08-25 2017-07-26 Haldor Topsøe A/S Method and system for the removal of particulate matter and heavy metals from engine exhaust gas
AT14862U1 (de) * 2014-11-19 2016-07-15 Avl List Gmbh Verfahren zum Betreiben einer Brennkraftmaschine
FR3029800B1 (fr) * 2014-12-11 2016-12-16 Ifp Energies Now Produit pour la depollution des gaz d'echappement, notamment de moteur a combustion interne, et procede de depollution des gaz d'echappement utilisant ce produit.
RU2017135504A (ru) * 2015-03-19 2019-04-19 Басф Корпорейшн Фильтр, катализируемый с помощью катализатора scr, системы и способы
US10718245B2 (en) 2018-06-13 2020-07-21 Deere & Company Exhaust gas treatment system and method having improved low temperature performance
US10767532B2 (en) 2018-06-13 2020-09-08 Deere & Company Exhaust gas treatment system and method having improved low temperature performance
EP3581772B1 (en) * 2018-06-13 2021-12-01 Deere & Company Exhaust gas treatment system and method having improved low temperature performance
SE543882C2 (en) * 2020-01-23 2021-09-14 Scania Cv Ab Method for adaption of an exhaust treatment system
CN114575978A (zh) * 2021-02-18 2022-06-03 长城汽车股份有限公司 一种处理含氮氧化物气体的系统及方法

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JP4702310B2 (ja) * 2007-03-19 2011-06-15 トヨタ自動車株式会社 圧縮着火式内燃機関の排気浄化装置
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JP2010159693A (ja) * 2009-01-08 2010-07-22 Toyota Motor Corp 内燃機関の排気浄化装置
JP2011196310A (ja) * 2010-03-23 2011-10-06 Mazda Motor Corp 排気浄化方法及び排気浄化装置
US9528413B2 (en) * 2010-07-30 2016-12-27 Ford Global Technologies, Llc Synergistic SCR/DOC configurations for lowering diesel emissions
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US9132386B2 (en) * 2011-12-23 2015-09-15 Volvo Lastvagnar Ab Exhaust aftertreatment system and method for operating the system
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Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10626769B2 (en) 2014-02-28 2020-04-21 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust stream
US10260392B2 (en) 2014-02-28 2019-04-16 Scania Cv Ab Method and system for controlling nitrogen oxide emissions from a combustion engine
US10267197B2 (en) 2014-02-28 2019-04-23 Scania Cv Ab System and method for purification of an exhaust stream by use of two reduction catalysts
US10267198B2 (en) 2014-02-28 2019-04-23 Scania Cv Ab Device and method for impacting the amount of nitrogen oxides in exhaust gases from an internal combustion engine
US10273852B2 (en) 2014-02-28 2019-04-30 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust stream
US10273850B2 (en) 2014-02-28 2019-04-30 Scania Cv Ab Method and system for controlling nitrogen oxide emissions from a combustion engine
US10273851B2 (en) 2014-02-28 2019-04-30 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust stream
US10260391B2 (en) 2014-02-28 2019-04-16 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust stream
US10054023B2 (en) * 2014-02-28 2018-08-21 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust stream
US10364724B2 (en) 2014-02-28 2019-07-30 Scania Cv Ab Device and method comprising double reducing devices and a catalytically coated particle filter for treatment of an exhaust stream
US10495569B2 (en) 2015-06-05 2019-12-03 Scania Cv Ab Method and a system for determining a composition of a gas mix in a vehicle
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US10807041B2 (en) 2015-08-27 2020-10-20 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust gas stream
US10837338B2 (en) 2015-08-27 2020-11-17 Scania Cv Ab Method and exhaust treatment system for treatment of an exhaust gas stream
US10920632B2 (en) 2015-08-27 2021-02-16 Scania Cv Ab Method and exhaust treatment system for treatment of an exhaust gas stream
US11007481B2 (en) 2015-08-27 2021-05-18 Scania Cv Ab Exhaust treatment system and method for treatment of an exhaust gas stream
KR20190131583A (ko) * 2017-04-06 2019-11-26 우미코레 아게 운트 코 카게 엔진 배기 가스로부터 유독 화합물의 제거를 위한 방법 및 시스템

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CN104136099A (zh) 2014-11-05
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AR090213A1 (es) 2014-10-29
JP6129215B2 (ja) 2017-05-17
EA027298B1 (ru) 2017-07-31
JP2015513634A (ja) 2015-05-14
WO2013127473A1 (en) 2013-09-06
CA2865929A1 (en) 2013-09-06
EP2819769A1 (en) 2015-01-07
EA201491619A1 (ru) 2015-02-27

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