IN2014CN03303A - - Google Patents

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Publication number
IN2014CN03303A
IN2014CN03303A IN3303CHN2014A IN2014CN03303A IN 2014CN03303 A IN2014CN03303 A IN 2014CN03303A IN 3303CHN2014 A IN3303CHN2014 A IN 3303CHN2014A IN 2014CN03303 A IN2014CN03303 A IN 2014CN03303A
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IN
India
Prior art keywords
washcoat coating
exhaust gas
substrate monolith
internal combustion
oxidation catalyst
Prior art date
Application number
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English (en)
Inventor
Philip Blakeman
Gavin Michael Brown
Sougato Chatterjee
Andrew Francis Chiffey
Jane Gast
Hanako Oyamada
Paul Richard Phillips
Raj Rao Rajaram
Satoshi Sumiya
Lifeng Wang
Andrew Walker
Original Assignee
Johnson Matthey Plc
Johnson Matthey Japan Godo Kaisha
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.)
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Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47294338&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2014CN03303(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB1200786.0A external-priority patent/GB2497598A/en
Application filed by Johnson Matthey Plc, Johnson Matthey Japan Godo Kaisha filed Critical Johnson Matthey Plc
Publication of IN2014CN03303A publication Critical patent/IN2014CN03303A/en

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    • 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
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    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
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    • 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
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    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/52712—Plural layers on a support, each layer having a distinct function

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  • Mechanical Engineering (AREA)
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  • Exhaust Gas After Treatment (AREA)
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IN3303CHN2014 2011-10-06 2012-10-05 IN2014CN03303A (ko)

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US201161569542P 2011-12-12 2011-12-12
GB1200786.0A GB2497598A (en) 2011-12-12 2012-01-18 Catalysed substrate monolith and its use in an exhaust system for a lean burn ic engine
US201261623736P 2012-04-13 2012-04-13
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