[go: up one dir, main page]

RU2018115699A - ПАССИВНЫЙ NOx-АДСОРБЕР - Google Patents

ПАССИВНЫЙ NOx-АДСОРБЕР Download PDF

Info

Publication number
RU2018115699A
RU2018115699A RU2018115699A RU2018115699A RU2018115699A RU 2018115699 A RU2018115699 A RU 2018115699A RU 2018115699 A RU2018115699 A RU 2018115699A RU 2018115699 A RU2018115699 A RU 2018115699A RU 2018115699 A RU2018115699 A RU 2018115699A
Authority
RU
Russia
Prior art keywords
absorber
catalyst
molecular sieve
zone
region
Prior art date
Application number
RU2018115699A
Other languages
English (en)
Other versions
RU2737175C2 (ru
RU2018115699A3 (ru
Inventor
Эндрю Фрэнсис ЧИФФИ
Джек КОРПС
Лаура МИТЧЕЛЛ-ДАУНИ
Франсуа МОРО
Мэттью О'БРАЙЕН
Original Assignee
Джонсон Мэтти Паблик Лимитед Компани
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 Джонсон Мэтти Паблик Лимитед Компани filed Critical Джонсон Мэтти Паблик Лимитед Компани
Publication of RU2018115699A publication Critical patent/RU2018115699A/ru
Publication of RU2018115699A3 publication Critical patent/RU2018115699A3/ru
Application granted granted Critical
Publication of RU2737175C2 publication Critical patent/RU2737175C2/ru

Links

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
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • 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
    • 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
    • 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
    • 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
    • B01D53/9472—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 zones
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • 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
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • 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
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/74—Noble metals
    • B01J29/7415—Zeolite Beta
    • 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
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/74—Noble metals
    • B01J29/743—CHA-type, e.g. Chabazite, LZ-218
    • 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
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/78—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J29/783—CHA-type, e.g. Chabazite, LZ-218
    • 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
    • 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
    • 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
    • B01J37/0246—Coatings comprising a zeolite
    • 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
    • B01J37/0248—Coatings comprising impregnated particles
    • 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
    • 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
    • F01N3/02—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
    • F01N3/022—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0222—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with particulate filter
    • 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
    • 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
    • B01D2255/1021—Platinum
    • 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
    • B01D2255/206—Rare earth metals
    • B01D2255/2061—Yttrium
    • 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
    • B01D2255/2063—Lanthanum
    • 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
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2066—Praseodymium
    • 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
    • B01D2255/20776—Tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/30—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B01D2255/407—Zr-Ce mixed oxides
    • 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
    • B01D2255/50—Zeolites
    • B01D2255/502—Beta zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B01D2255/504—ZSM 5 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
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/903—Multi-zoned catalysts
    • B01D2255/9032—Two zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/908—O2-storage component incorporated in the catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/91—NOx-storage component incorporated in the catalyst
    • 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
    • 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
    • B01D53/14—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 by absorption
    • B01D53/18—Absorbing units; Liquid distributors therefor
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
    • B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • 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
    • F01N2370/00—Selection of materials for exhaust purification
    • F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors
    • F01N2370/04—Zeolitic material
    • 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
    • F01N2510/00—Surface coverings
    • F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
    • F01N2510/063—Surface coverings for exhaust purification, e.g. catalytic reaction zeolites
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/16—Oxygen
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (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)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Processes For Solid Components From Exhaust (AREA)

Claims (25)

1. Катализатор NOx-абсорбера для обработки выхлопного газа из дизельного двигателя, включающий:
материал первого NOx-абсорбера, содержащий молекулярно-ситовый катализатор, где молекулярно-ситовый катализатор включает благородный металл и молекулярное сито, и где молекулярное сито содержит благородный металл;
материал второго NOx-абсорбера, содержащий палладий (Pd), нанесенный на оксид церия; и
подложку, имеющую впускной конец и выпускной конец.
2. Катализатор NOx-абсорбера по п.1, в котором благородный металл включает палладий.
3. Катализатор NOx-абсорбера по п.1 или 2, в котором молекулярное сито имеет алюмосиликатный каркас, алюмофосфатный каркас или силикоалюмофосфатный каркас.
4. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором молекулярное сито выбирается из мелкопористого молекулярного сита, среднепористого молекулярного сита и крупнопористого молекулярного сита.
5. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором молекулярное сито представляет собой мелкопористое молекулярное сито, имеющее каркас типа, выбранного из группы, состоящей из ACO, AEI, AEN, AFN, AFT, AFX, ANA, APC, APD, ATT, CDO, CHA, DDR, DFT, EAB, EDI, EPI, ERI, GIS, GOO, IHW, ITE, ITW, LEV, KFI, MER, MON, NSI, OWE, PAU, PHI, RHO, RTH, SAT, SAV, SIV, THO, TSC, UEI, UFI, VNI, YUG, ZON, и смеси или сростки любых двух или более из них.
6. Катализатор NOx-абсорбера по п.5, в котором мелкопористое молекулярное сито имеет тип каркаса, который представляет собой AEI или CHA.
7. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором молекулярное сито имеет алюмосиликатный каркас, и молярное отношение оксида кремния к оксиду алюминия составляет от 10 до 200.
8. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором оксид церия представляет собой диоксид церия (СеО2) или смешанный или сложный оксид из диоксида церия и второго оксида, выбранного из оксида алюминия и диоксида циркония.
9. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором оксид церия легирован легирующей добавкой, причем легирующая добавка представляет собой элемент, выбранный из группы, состоящей из вольфрама (W), кремния (Si), титана (Ti), лантана (La), празеодима (Pr), гафния (Hf), иттрия (Y), иттербия (Yb), самария (Sm), неодима (Nd), и комбинации двух или более из них.
10. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором концентрация палладия (Pd) составляет ≤2%% по весу относительно концентрации оксида церия.
11. Катализатор NOx-абсорбера по любому из предшествующих пунктов, который включает смесь материала первого NOx-абсорбера и материала второго NOx-абсорбера.
12. Катализатор NOx-абсорбера по любому из пп. 1-10, причем катализатор NOx-абсорбера включает первую зону и вторую зону, причем первая зона включает материал первого NOx-абсорбера, а вторая зона включает материал второго NOx-абсорбера.
13. Катализатор NOx-абсорбера по п.12, в котором первая зона размещается выше по потоку относительно второй зоны, или первая зона размещается ниже по потоку относительно второй зоны.
14. Катализатор NOx-абсорбера по любому из пп. 1-10, который включает первую область и вторую область, причем первая область включает материал первого NOx-абсорбера, и вторая область включает материал второго NOx-абсорбера, и при этом либо первая область перекрывает вторую область, либо вторая область перекрывает первую область.
15. Катализатор NOx-абсорбера по любому из пп. 1-10, который включает первый слой и второй слой, причем первый слой включает материал первого NOx-абсорбера, и второй слой включает материал второго NOx-абсорбера, и при этом либо первый слой размещен на втором слое, либо второй слой размещен на первом слое.
16. Катализатор NOx-абсорбера по любому из предшествующих пунктов, дополнительно включающий область дизельного катализатора окисления (DOC).
17. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором подложка представляет собой проточный монолит или фильтрующий монолит.
18. Выхлопная система, включающая катализатор NOx-абсорбера по любому из пп. 1-17 и устройство регулирования выбросов.
19. Выхлопная система по п.18, в которой устройство регулирования выбросов выбирается из группы, состоящей из дизельного сажевого фильтра (DPF), ловушки обедненного NOx (LNT), катализатора обедненного NOx (LNC), катализатора селективного каталитического восстановления (SCR), дизельного катализатора окисления (DOC), каталитического сажевого фильтра (CSF), фильтра с катализатором селективного каталитического восстановления (SCRFTM), катализатора для предотвращения проскока аммиака (ASC), и комбинации двух или более из них.
20. Транспортное средство, включающее работающий на бедной смеси двигатель и катализатор NOx-абсорбера по любому из пп. 1-16 или выхлопную систему по п. 18 или 19.
21. Транспортное средство по п.20, в котором работающий на бедной смеси двигатель сконфигурирован для работы на дизельном топливе, содержащем ≤50 млн-1 серы.
22. Способ обработки выхлопного газа из работающего на бедной смеси двигателя, включающий осуществление контакта выхлопного газа с катализатором NOx-абсорбера по любому из пп. 1-17, или пропускание выхлопного газа через выхлопную систему по п.18 или 19.
RU2018115699A 2015-10-06 2016-10-05 ПАССИВНЫЙ NOx-АДСОРБЕР RU2737175C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1517578.9 2015-10-06
GBGB1517578.9A GB201517578D0 (en) 2015-10-06 2015-10-06 Passive nox adsorber
PCT/GB2016/053091 WO2017060694A1 (en) 2015-10-06 2016-10-05 PASSIVE NOx ADSORBER

Publications (3)

Publication Number Publication Date
RU2018115699A true RU2018115699A (ru) 2019-11-07
RU2018115699A3 RU2018115699A3 (ru) 2020-03-17
RU2737175C2 RU2737175C2 (ru) 2020-11-25

Family

ID=54606110

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2018115699A RU2737175C2 (ru) 2015-10-06 2016-10-05 ПАССИВНЫЙ NOx-АДСОРБЕР

Country Status (9)

Country Link
US (2) US20170096923A1 (ru)
EP (2) EP4083396A1 (ru)
JP (2) JP7256010B2 (ru)
KR (1) KR20180064406A (ru)
CN (1) CN108368762A (ru)
DE (1) DE102016118809A1 (ru)
GB (2) GB201517578D0 (ru)
RU (1) RU2737175C2 (ru)
WO (1) WO2017060694A1 (ru)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6693406B2 (ja) * 2016-12-20 2020-05-13 三菱自動車工業株式会社 排気ガス浄化装置
GB2561834A (en) * 2017-04-24 2018-10-31 Johnson Matthey Plc Passive NOx adsorber
GB201721524D0 (en) * 2017-12-21 2018-02-07 Johnson Matthey Japan Godo Kaisha Oxidation catalyst for a diesel engine exhaust
GB201721521D0 (en) * 2017-12-21 2018-02-07 Johnson Matthey Japan Godo Kaisha Oxidation catalyst for a diesel engine exhaust
GB201721527D0 (en) * 2017-12-21 2018-02-07 Johnson Matthey Japan Godo Kaisha Oxidation catalyst for a diesel engine exhaust
GB201800619D0 (en) * 2018-01-15 2018-02-28 Johnson Matthey Plc Oxidation Catalyst For A Diesel Engine Exhaust
GB2574185B (en) * 2018-04-05 2022-06-29 Magnesium Elektron Ltd Zirconia-Based mixed or composite oxides as passive NOx adsorbents
KR102746625B1 (ko) * 2018-05-14 2024-12-30 우미코레 아게 운트 코 카게 안정한 소형 공극 제올라이트
WO2019229675A1 (en) * 2018-05-29 2019-12-05 Basf Corporation Diesel oxidation catalysts for ultralow nox control
EP3623047B1 (de) * 2018-09-17 2021-02-24 Umicore Ag & Co. Kg Katalysator zur reduktion von stickoxiden
CN113272057A (zh) * 2019-01-08 2021-08-17 优美科股份公司及两合公司 具有氧化催化活性功能的被动氮氧化物吸附器
JP2022531492A (ja) * 2019-05-09 2022-07-06 ビーエーエスエフ コーポレーション 向上した水熱安定性を有する低温ＮＯｘ吸着剤
KR20220022477A (ko) 2019-05-22 2022-02-25 바스프 코포레이션 디젤 산화 촉매 및 저온 nox 흡착제를 포함하는 조정된 배출물 제어 시스템
WO2021012107A1 (en) 2019-07-19 2021-01-28 Rhodia Operations Mixed oxide based on cerium and zirconium
WO2021080894A1 (en) * 2019-10-21 2021-04-29 Basf Corporation Low temperature nox adsorber with enhanced regeneration efficiency
CN110961146A (zh) * 2019-12-14 2020-04-07 中触媒新材料股份有限公司 一种具有cha/rth拓扑结构共生复合分子筛及其制备方法和scr应用
CN110961148A (zh) * 2019-12-14 2020-04-07 中触媒新材料股份有限公司 一种aei/lev结构共生复合分子筛及其制备方法和scr应用
CN110961147A (zh) * 2019-12-14 2020-04-07 中触媒新材料股份有限公司 一种aei/rth结构共生复合分子筛及其制备方法和scr应用
CN111001436A (zh) * 2019-12-14 2020-04-14 中触媒新材料股份有限公司 一种具有aei/kfi结构共生复合分子筛及其制备方法和scr应用
CN111001437A (zh) * 2019-12-14 2020-04-14 中触媒新材料股份有限公司 一种aei/afx结构共生复合分子筛及其制备方法和scr应用
CN111013648A (zh) * 2019-12-14 2020-04-17 中触媒新材料股份有限公司 一种具有cha/kfi结构共生复合分子筛及其制备方法和scr应用
CN112058601A (zh) * 2020-09-04 2020-12-11 珂黎艾净化技术江苏有限公司 一种将asc涂敷到壁流式载体上的方法
EP4237128A1 (en) 2020-10-29 2023-09-06 BASF Corporation Nox adsorber (na) catalyst with tunable nox adsorption and desorption properties
GB2608489A (en) * 2021-04-26 2023-01-04 Johnson Matthey Plc Passive NOx adsorber
DE102021005146A1 (de) * 2021-10-14 2023-04-20 Mercedes-Benz Group AG Verfahren zum Betreiben einer Abgasnachbehandlungseinrichtung für eine Verbrennungskraftmaschine eines Kraftfahrzeugs, insbesondere eines Kraftwagens
JP7372302B2 (ja) * 2021-12-06 2023-10-31 株式会社キャタラー 排ガス浄化触媒装置
CN114682293B (zh) * 2022-03-31 2023-09-26 天津大学 耐热型改性介孔分子筛基氮氧化物捕集催化剂及制备方法和应用

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300956A (en) 1980-04-14 1981-11-17 Matthey Bishop, Inc. Method of preparing a metal substrate for use in a catalytic converter
DE8816514U1 (de) 1988-04-25 1989-10-26 Emitec Gesellschaft für Emissionstechnologie mbH, 5204 Lohmar Elektrisch beheizbarer Katalysator-Trägerkörper
JPH06142520A (ja) * 1992-11-09 1994-05-24 Nissan Motor Co Ltd 炭化水素吸着触媒
JP3411942B2 (ja) * 1993-09-30 2003-06-03 マツダ株式会社 排気ガス浄化用のｈｃ吸着剤、排気ガス浄化用触媒及び排気ガス浄化装置
GB9805815D0 (en) 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
GB2355944B (en) * 1998-09-18 2001-11-14 Toyota Motor Co Ltd An exhaust gas purification device for an internal combustion engine
JP2000102728A (ja) * 1998-09-29 2000-04-11 Mazda Motor Corp 排気ガス浄化用触媒
DE19943846A1 (de) 1999-09-13 2001-03-15 Emitec Emissionstechnologie Vorrichtung mit Heizelement zur Abgasreinigung
JP4776151B2 (ja) * 2003-05-27 2011-09-21 日産自動車株式会社 排気ガス浄化システム
US7375056B2 (en) * 2003-07-23 2008-05-20 Unicore Ag & Co. Kg Method of making a NOx adsorber catalyst
GB0600130D0 (en) 2006-01-06 2006-02-15 Johnson Matthey Plc Exhaust system comprising zoned oxidation catalyst
US7718150B2 (en) * 2007-04-17 2010-05-18 Ford Global Technologies, Llc Reverse platinum group metal zoned lean NOx trap system and method of use
JP4390000B2 (ja) * 2008-01-09 2009-12-24 トヨタ自動車株式会社 ＮＯｘ吸着装置
CN105715329A (zh) * 2009-02-20 2016-06-29 赫多特普索化工设备公司 用于净化柴油发动机的排出气体的方法
GB201000019D0 (en) 2010-01-04 2010-02-17 Johnson Matthey Plc Coating a monolith substrate with catalyst component
US8263033B2 (en) * 2010-02-23 2012-09-11 Ford Global Technologies, Llc Palladium-contaning oxidation catalyst
EP2635374B1 (en) * 2010-11-02 2018-06-13 Umicore AG & Co. KG Method for the preparation of a catalysed particulate filter
US20120308439A1 (en) * 2011-06-01 2012-12-06 Johnson Matthey Public Limited Company Cold start catalyst and its use in exhaust systems
JP5806131B2 (ja) * 2012-01-20 2015-11-10 エヌ・イーケムキャット株式会社 ＮＯｘ吸蔵脱硝触媒
GB201221025D0 (en) * 2012-11-22 2013-01-09 Johnson Matthey Plc Zoned catalysed substrate monolith
GB2514177A (en) * 2013-05-17 2014-11-19 Johnson Matthey Plc Oxidation catalyst for a compression ignition engine
CN104661749B (zh) * 2013-05-27 2017-03-15 马自达汽车株式会社 尾气净化用催化剂及其制备方法
US10335776B2 (en) 2013-12-16 2019-07-02 Basf Corporation Manganese-containing diesel oxidation catalyst
GB201322842D0 (en) * 2013-12-23 2014-02-12 Johnson Matthey Plc Exhaust system for a compression ingition engine comprising a water absorbent material
GB201401115D0 (en) 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
GB201405868D0 (en) * 2014-04-01 2014-05-14 Johnson Matthey Plc Diesel oxidation catalyst with NOx adsorber activity
EP3189020B1 (en) * 2014-09-03 2020-12-23 Corning Incorporated Exhaust filter with active plugs

Also Published As

Publication number Publication date
EP3334913B1 (en) 2022-06-29
US20170096923A1 (en) 2017-04-06
GB2545298A (en) 2017-06-14
GB2545298B (en) 2020-06-17
GB201616891D0 (en) 2016-11-16
DE102016118809A1 (de) 2017-04-20
EP3334913A1 (en) 2018-06-20
US10975745B2 (en) 2021-04-13
EP4083396A1 (en) 2022-11-02
WO2017060694A1 (en) 2017-04-13
US20190345859A1 (en) 2019-11-14
JP2022020617A (ja) 2022-02-01
CN108368762A (zh) 2018-08-03
RU2737175C2 (ru) 2020-11-25
KR20180064406A (ko) 2018-06-14
JP2018537268A (ja) 2018-12-20
RU2018115699A3 (ru) 2020-03-17
GB201517578D0 (en) 2015-11-18
JP7256010B2 (ja) 2023-04-11

Similar Documents

Publication Publication Date Title
RU2018115699A (ru) ПАССИВНЫЙ NOx-АДСОРБЕР
JP2018537268A5 (ru)
RU2019137664A (ru) ПАССИВНЫЙ АДСОРБЕР NOx
RU2018115677A (ru) ПАССИВНЫЙ NOx-АДСОРБЕР
JP7179900B2 (ja) Ｓｃｒ触媒担持フィルター、系および方法
JP2018538123A5 (ru)
EP3077085B1 (en) Passive nox adsorber comprising noble metal and small pore molecular sieve
RU2750162C2 (ru) Дизельный катализатор окисления и выхлопная система
RU2018116564A (ru) ВЫХЛОПНАЯ СИСТЕМА, СОДЕРЖАЩАЯ ПАССИВНЫЙ NOx-АДСОРБЕР
EP3194053B1 (en) Exhaust system with a modified lean noxtrap
US10286392B2 (en) Exhaust gas purification catalyst
RU2013158339A (ru) Катализатор на основе металла платиновой группы (мпг) для обработки выхлопных газов
RU2018111984A (ru) Интегрированные каталические системы окисления аммиака и scr
RU2016142583A (ru) ДИЗЕЛЬНЫЙ ОКИСЛИТЕЛЬНЫЙ КАТАЛИЗАТОР, ОБЛАДАЮЩИЙ АКТИВНОСТЬЮ АДСОРБЕРА NOx
CN105813716A (zh) 区带化柴油机氧化催化剂
BR112015028557B1 (pt) sistema de escape para tratar um gás de escape a partir de um motor de ignição por compressão
JP2018513782A5 (ru)
RU2017132853A (ru) ПАССИВНЫЙ АДСОРБЕР NOx
RU2020133434A (ru) ПАССИВНЫЙ АДСОРБЕНТ NOx
RU2018139661A (ru) Выхлопная система для дизельного двигателя
WO2018183688A1 (en) Catalyst protection system from oxygen deprived exhaust