CL2015002212A1 - Método y catalizador para la remoción simultánea de monóxido de carbono y óxidos de nitrógeno de gas de escape o chimenea. - Google Patents

Método y catalizador para la remoción simultánea de monóxido de carbono y óxidos de nitrógeno de gas de escape o chimenea.

Info

Publication number
CL2015002212A1
CL2015002212A1 CL2015002212A CL2015002212A CL2015002212A1 CL 2015002212 A1 CL2015002212 A1 CL 2015002212A1 CL 2015002212 A CL2015002212 A CL 2015002212A CL 2015002212 A CL2015002212 A CL 2015002212A CL 2015002212 A1 CL2015002212 A1 CL 2015002212A1
Authority
CL
Chile
Prior art keywords
catalyst
layer
carbon monoxide
exhaust
chimney
Prior art date
Application number
CL2015002212A
Other languages
English (en)
Spanish (es)
Inventor
Francesco Castellino
Hansen Viggo Lucassen
Original Assignee
Haldor Topsoe As
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 Haldor Topsoe As filed Critical Haldor Topsoe As
Publication of CL2015002212A1 publication Critical patent/CL2015002212A1/es

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
    • 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
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/648—Vanadium, niobium or tantalum or polonium
    • B01J23/6482—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
    • B01D53/9459—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
    • B01D53/9463—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 one brick
    • B01D53/9468—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 one brick in different layers
    • 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
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • 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
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • 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
    • 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
    • B01J23/38—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
    • B01J23/44—Palladium
    • 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
    • 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
    • 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
    • B01D2255/1023—Palladium
    • 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
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst
    • B01D2255/9022—Two layers

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)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
CL2015002212A 2013-02-14 2015-08-07 Método y catalizador para la remoción simultánea de monóxido de carbono y óxidos de nitrógeno de gas de escape o chimenea. CL2015002212A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DKPA201300091 2013-02-14

Publications (1)

Publication Number Publication Date
CL2015002212A1 true CL2015002212A1 (es) 2016-01-29

Family

ID=50031348

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2015002212A CL2015002212A1 (es) 2013-02-14 2015-08-07 Método y catalizador para la remoción simultánea de monóxido de carbono y óxidos de nitrógeno de gas de escape o chimenea.

Country Status (11)

Country Link
US (2) US20150375207A1 (OSRAM)
EP (1) EP2956232B1 (OSRAM)
JP (1) JP6215361B2 (OSRAM)
KR (1) KR102186734B1 (OSRAM)
CN (1) CN104936679B (OSRAM)
BR (1) BR112015019557B1 (OSRAM)
CA (1) CA2899149C (OSRAM)
CL (1) CL2015002212A1 (OSRAM)
RU (1) RU2657082C2 (OSRAM)
WO (1) WO2014124830A1 (OSRAM)
ZA (1) ZA201505399B (OSRAM)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10076743B2 (en) * 2015-03-20 2018-09-18 Haldor Topsøe A/S Catalyzed ceramic candle filter and method of cleaning process off- or exhaust gases
JP6571788B2 (ja) * 2015-03-20 2019-09-04 ハルドール・トプサー・アクチエゼルスカベット 触媒化セラミックキャンドルフィルタ及びオフガスまたは排ガスの清浄方法
CN111271157B (zh) * 2015-07-09 2022-04-08 优美科股份公司及两合公司 从发动机废气中除去颗粒物和有害化合物的系统
DK180289B1 (en) * 2016-10-03 2020-10-07 Haldor Topsoe As Monolithic honeycomb oxidation catalyst and process for its preparation
RU2019113491A (ru) 2016-10-07 2020-11-09 Хальдор Топсёэ А/С Способ низкотемпературной очистки газа озоном и каталитический рукавный фильтр для использования в способе
US10857504B2 (en) * 2017-03-31 2020-12-08 Toyota Motor Engineering & Manufacturing North America, Inc. Two-stage catalyst for removal of NOx from exhaust gas stream
JP6986570B2 (ja) * 2017-04-26 2021-12-22 ハルドール・トプサー・アクチエゼルスカベット Ｓｃｒ触媒を有するセラミックフィルターを用いて煙道ガスから粒子状物質および有害化合物を除去するための方法およびシステム
KR102705124B1 (ko) * 2017-06-09 2024-09-12 바스프 코포레이션 촉매 물품 및 배기가스 처리 시스템
EP3533511A1 (en) * 2018-02-28 2019-09-04 Xpuris GmbH An exhaust gas treatment method and system arranged for treating exhaust gases collected from at least one foundry process
CN108993544B (zh) * 2018-08-03 2020-12-25 生态环境部华南环境科学研究所 一种去除低温高硫尾气中NOx和VOCs的催化剂及其制备和应用
EP3730210A1 (en) * 2019-04-26 2020-10-28 Umicore Ag & Co. Kg Catalyst ceramic candle filter for combined particulate removal and the selective catalytic reduction (scr) of nitrogen-oxides
EP3843895A1 (en) * 2018-08-28 2021-07-07 UMICORE AG & Co. KG Catalyst for use in the selective catalytic reduction (scr) of nitrogen oxides
KR102155628B1 (ko) * 2019-05-14 2020-09-14 이덕기 반도체 제조공정의 질소산화물 및 입자성 물질 제거장치
WO2021058484A1 (en) 2019-09-27 2021-04-01 Johnson Matthey Catalysts (Germany) Gmbh MULTI-FUNCTION CATALYST ARTICLE FOR TREATING BOTH CO AND NOx IN STATIONARY EMISSION SOURCE EXHAUST GAS
WO2021063939A1 (en) 2019-09-30 2021-04-08 Basf Corporation A multifunctional catalyst for hydrocarbon oxidation and selective catalytic reduction of nox
US11378278B2 (en) 2019-12-11 2022-07-05 Umicore Ag & Co. Kg System and process for efficient SCR at high NO2 to NOx ratios
CN111482071B (zh) * 2020-04-14 2022-09-27 中钢集团天澄环保科技股份有限公司 一种烧结烟气多污染物协同净化及余热利用系统及工艺
WO2021250161A1 (en) 2020-06-11 2021-12-16 Haldor Topsøe A/S Catalytic oxidation of carbon black exhaust gas
KR102457079B1 (ko) * 2020-11-30 2022-10-21 한국에너지기술연구원 복합유해물질 동시 제거 시스템
KR102527339B1 (ko) 2021-01-06 2023-04-28 울산과학기술원 일산화탄소 탈수소효소 및 포름산 탈수소효소를 이용한 개미산의 제조 방법
KR102682231B1 (ko) 2021-02-17 2024-07-08 주식회사 엔바이온 질소화합물이 함유된 휘발성유기화합물 폐가스 처리 장치
CN113713608A (zh) * 2021-08-26 2021-11-30 复旦大学 一种用于CO和NOx同时去除的催化剂联用方法
CN113856693A (zh) * 2021-09-29 2021-12-31 北京工业大学 一种用于催化氧化CO的MoSnCo催化剂及其制备方法
US11635010B1 (en) 2021-10-05 2023-04-25 Umicore Ag & Co. Kg Combustion turbine and heat recovery system combination with SCR reactor assembly, and methods of assembling and using the same
US12274980B2 (en) 2022-09-06 2025-04-15 Umicore Ag & Co. Kg Catalytic system and method for the removal of HCN from off-gases of a fluid cracking unit using same, and FCC unit assembly including the catalytic system
JP2025530138A (ja) 2022-09-06 2025-09-11 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト 流動分解ユニットのオフガスからのｈｃｎを除去するための触媒システム及び方法、並びに該触媒システムを備えるｆｃｃユニットアセンブリ
US20250303362A1 (en) 2024-03-29 2025-10-02 Umicore Ag & Co. Kg Scr reactor system, scr reactor assembly, scr reactor apparatus, and mixing device, and methods of using and assembling each of the same

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3436567B2 (ja) * 1993-06-23 2003-08-11 バブコック日立株式会社 排ガス浄化触媒およびその製造方法
JP3793283B2 (ja) * 1996-06-20 2006-07-05 バブコック日立株式会社 排ガス浄化用触媒およびそれを用いた排ガス浄化装置
US7390471B2 (en) 2005-11-17 2008-06-24 Siemens Power Generation, Inc. Apparatus and method for catalytic treatment of exhaust gases
JP4523911B2 (ja) * 2005-12-14 2010-08-11 本田技研工業株式会社 排ガス浄化装置
ATE464458T1 (de) * 2007-02-23 2010-04-15 Umicore Ag & Co Kg Katalytisch aktiviertes dieselpartikelfilter mit ammoniak-sperrwirkung
DE102008008785A1 (de) * 2008-02-12 2009-08-13 Man Nutzfahrzeuge Aktiengesellschaft Vorrichtung zur Verminderung von Dibenzo-Dioxin-, Dibenzo-Furan- und Partikel-Emissionen
EP2112341B1 (en) * 2008-04-22 2018-07-11 Umicore AG & Co. KG Method for purification of an exhaust gas from a diesel engine
US20100101221A1 (en) 2008-10-28 2010-04-29 Caterpillar Inc. CATALYSTS, SYSTEMS, AND METHODS FOR REDUCING NOx IN AN EXHAUST GAS
DE102008055890A1 (de) * 2008-11-05 2010-05-12 Süd-Chemie AG Partikelminderung mit kombiniertem SCR- und NH3-Schlupf-Katalysator
US20100251700A1 (en) * 2009-04-02 2010-10-07 Basf Catalysts Llc HC-SCR System for Lean Burn Engines
US9662611B2 (en) * 2009-04-03 2017-05-30 Basf Corporation Emissions treatment system with ammonia-generating and SCR catalysts
CA2760777C (en) * 2009-05-15 2017-09-05 Fmc Corporation Combustion flue gas nox treatment
WO2011118047A1 (ja) * 2010-03-24 2011-09-29 トヨタ自動車株式会社 排ガス浄化用触媒
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
FR2964413B1 (fr) * 2010-09-02 2016-07-01 Peugeot Citroen Automobiles Sa Filtre a particules a trois revetements catalytiques
RU2572610C2 (ru) * 2010-11-02 2016-01-20 Хальдор Топсеэ А/С Способ получения катализируемого сажевого фильтра и катализируемый сажевый фильтр
JP2012130853A (ja) * 2010-12-21 2012-07-12 Mitsubishi Heavy Ind Ltd バグフィルタ及び排ガス処理装置
JP2012237282A (ja) * 2011-05-13 2012-12-06 Toyota Industries Corp 触媒装置
KR102018484B1 (ko) * 2011-06-05 2019-09-05 존슨 맛쎄이 퍼블릭 리미티드 컴파니 배기 가스를 처리하기 위한 백금족 금속(ｐｇｍ) 촉매
JP6571788B2 (ja) * 2015-03-20 2019-09-04 ハルドール・トプサー・アクチエゼルスカベット 触媒化セラミックキャンドルフィルタ及びオフガスまたは排ガスの清浄方法

Also Published As

Publication number Publication date
JP6215361B2 (ja) 2017-10-18
US20180250661A1 (en) 2018-09-06
KR102186734B1 (ko) 2020-12-07
CA2899149A1 (en) 2014-08-21
CN104936679A (zh) 2015-09-23
WO2014124830A1 (en) 2014-08-21
ZA201505399B (en) 2017-11-29
EP2956232A1 (en) 2015-12-23
BR112015019557B1 (pt) 2021-06-29
JP2016509956A (ja) 2016-04-04
EP2956232B1 (en) 2017-04-05
CA2899149C (en) 2020-03-24
KR20150116865A (ko) 2015-10-16
US20150375207A1 (en) 2015-12-31
BR112015019557A2 (pt) 2017-07-18
RU2015138782A (ru) 2017-03-20
CN104936679B (zh) 2017-08-18
US10493436B2 (en) 2019-12-03
RU2657082C2 (ru) 2018-06-08

Similar Documents

Publication Publication Date Title
CL2015002212A1 (es) Método y catalizador para la remoción simultánea de monóxido de carbono y óxidos de nitrógeno de gas de escape o chimenea.
MX2018013204A (es) Configuracion zonificada para combinaciones de catalizador de oxidacion.
MX2017009912A (es) Catalizadores de metal del grupo del platino (pgm) para el tratamiento de emisiones vehiculares.
BR112016030897A2 (pt) Catalisador de deslizamento de amônia, método para preparação de um catalisador de deslizamento de amônia, sistema de catalisador de deslizamento de amônia, artigo de catalisador, sistema de tratamento de gases de escape de motores, método para tratar um gás de escape, e, método para reduzir nox em um gás de escape
Kuśtrowski et al. Abatement of volatile organic compounds emission as a target for various human activities including energy production
JP2016509956A5 (OSRAM)
BR112013025988A2 (pt) sistema para reduzir as emissões de amônia, método para reduzir as emissões de amônia, e, artigo catalisador
MY172163A (en) Methods for treating substrates prior to metathesis reactions, and methods for metathesizing substrates
MX2016004759A (es) Composiciones para trampas de oxidos de nitrogeno (nox) pobres.
CO6491036A2 (es) Proceso y aparato para la reduccion del contenido de oxidos de los gases de combustion
BR112016001465A2 (pt) Artigo catalisador para tratar um gás de escape, e, métodos para tratar um gás de escape e para regenerar um artigo catalítico
BR112016017572B8 (pt) Método e sistema para controlar emissões de óxido de nitrogênio a partir de um motor de combustão
AR076404A1 (es) Composicion catalizadora para reduccion catalitica selectiva de gases de escape, procedimiento para su preparacion, uso de la misma y catalizador
BR112016022179A2 (pt) Método para reduzir óxidos de nitrogênio em gás de escape de um motor de combustão interna por redução catalítica seletiva
AR095204A1 (es) Catalizador de metal de base y método para su uso
GB2528378A (en) Ammonia oxidation catalyst
MX2015012364A (es) Catalizador de almacenamiento de nox con conversion de nox y estabilidad hidrotermica mejorada.
MX2014012010A (es) Catalizador de oxidación para diésel de pt-pd con funciones de ignición de co/hc y almacenamiento de hc.
MX2016002376A (es) Catalizadores para la oxidacion de monoxido de carbono y/o compuestos organicos volatiles.
AR031734A1 (es) Unidad de tratamiento de gases de escape para la reduccion catalitica selectiva de oxidos de nitrogeno en condiciones de gases de escape pobres y un proceso para el tratamiento de gases de escape
MX2018007395A (es) Sistema catalizador para motores de inyeccion directa de gasolina de mezcla pobre.
DK2363194T3 (da) System til fjernelse af nitrogenoxider fra en udstødningsgas
WO2014145775A8 (en) Methods for oxidation and two-way and three-way zpgm catalyst systems and apparatus comprising same
JP2015513634A5 (OSRAM)
CR20120533A (es) Montaje y método para reducir los óxidos de nitrógeno, monóxido de carbono e hidrocarburos en los gases de escape de los motores de combustión interna