GB2555677B - Diesel oxidation catalyst having a capture region for sulfur containing impurities - Google Patents

Diesel oxidation catalyst having a capture region for sulfur containing impurities Download PDF

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Publication number
GB2555677B
GB2555677B GB1712529.5A GB201712529A GB2555677B GB 2555677 B GB2555677 B GB 2555677B GB 201712529 A GB201712529 A GB 201712529A GB 2555677 B GB2555677 B GB 2555677B
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United Kingdom
Prior art keywords
oxidation catalyst
containing impurities
sulfur containing
capture region
diesel oxidation
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Expired - Fee Related
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GB1712529.5A
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English (en)
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GB2555677A (en
GB201712529D0 (en
Inventor
John Cole Kieran
Hofmann Lothar
Robertson Calum
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Johnson Matthey PLC
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Johnson Matthey PLC
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    • 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
    • B01J23/42—Platinum
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B01D53/949—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start for storing sulfur oxides
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GB1712529.5A 2016-08-05 2017-08-04 Diesel oxidation catalyst having a capture region for sulfur containing impurities Expired - Fee Related GB2555677B (en)

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GB201613502 2016-08-05

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GB201712529D0 GB201712529D0 (en) 2017-09-20
GB2555677A GB2555677A (en) 2018-05-09
GB2555677B true GB2555677B (en) 2020-01-22

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Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6990606B2 (ja) * 2018-03-05 2022-01-12 エヌ・イーケムキャット株式会社 排ガス処理部材
JP7283146B2 (ja) * 2019-03-13 2023-05-30 三菱自動車工業株式会社 排気ガス浄化装置
JP7634475B2 (ja) * 2019-03-27 2025-02-21 エヌ・イーケムキャット株式会社 ディーゼル用選択的還元触媒及びディーゼル排ガス浄化装置
EP3953024A4 (en) * 2019-04-11 2022-12-28 BASF Corporation SELECTIVE AMMONIA COXIDATION CATALYST
EP3889404A1 (en) * 2020-03-30 2021-10-06 Johnson Matthey Public Limited Company Multi-region twc catalysts for gasoline engine exhaust gas treatments with improved h2s attenuation
EP3906999A1 (de) 2020-05-06 2021-11-10 UMICORE AG & Co. KG Oxidationskatalysator mit phosphorfaenger
EP4210869A4 (en) * 2020-09-11 2024-10-09 BASF Mobile Emissions Catalysts LLC Layered catalytic article and process for preparing the catalytic article
WO2022069465A1 (de) * 2020-09-30 2022-04-07 Umicore Ag & Co. Kg Bismut enthaltender dieseloxidationskatalysator
KR102589264B1 (ko) * 2020-10-12 2023-10-13 부산대학교 산학협력단 루테튬-안정화 지르코니아, 이의 제조 방법, 및 이를 포함하는 고체 전해질
CN114592958B (zh) * 2021-02-09 2023-07-07 长城汽车股份有限公司 燃油发动机尾气后处理系统及方法
KR102599482B1 (ko) * 2021-06-15 2023-11-06 연세대학교 원주산학협력단 폐기물 가스화 합성가스의 수성가스전이 반응용 내황성 촉매

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996001969A1 (en) * 1994-07-07 1996-01-25 Engelhard Corporation System and method for abatement of food cooking fumes
GB2535327A (en) * 2015-02-13 2016-08-17 Johnson Matthey Plc Exhaust system for a compression ignition engine having a capture region for volatilised platinum
GB2537710A (en) * 2015-03-19 2016-10-26 Johnson Matthey Plc Exhaust system for a compression ignition engine having a capture face for volatilised platinum
GB2546158A (en) * 2015-11-30 2017-07-12 Johnson Matthey Plc Diesel oxidation catalyst having a capture region for exhaust gas impurities

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9805815D0 (en) 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
US6348177B1 (en) * 1999-02-10 2002-02-19 Southwest Research Institute Apparatus and method for bypassing sulfur dioxide around an aftertreatment device in an exhaust gas aftertreatment system
US6419890B1 (en) * 2000-08-09 2002-07-16 Engelhard Corporation SOX tolerant NOX trap catalysts and methods of making and using the same
JP2005103480A (ja) * 2003-10-01 2005-04-21 Ne Chemcat Corp ディーゼルエンジン排ガス浄化用触媒
GB0600130D0 (en) 2006-01-06 2006-02-15 Johnson Matthey Plc Exhaust system comprising zoned oxidation catalyst
US7749472B2 (en) * 2006-08-14 2010-07-06 Basf Corporation Phosgard, a new way to improve poison resistance in three-way catalyst applications
US8257659B2 (en) 2007-07-02 2012-09-04 Cummins Filtration Ip, Inc. Prevention of face-plugging on aftertreatment devices in exhaust
JP5163955B2 (ja) * 2008-11-07 2013-03-13 トヨタ自動車株式会社 排ガス浄化用触媒
GB201000019D0 (en) 2010-01-04 2010-02-17 Johnson Matthey Plc Coating a monolith substrate with catalyst component
US8557204B2 (en) 2010-11-22 2013-10-15 Umicore Ag & Co. Kg Three-way catalyst having an upstream single-layer catalyst
US8668877B2 (en) * 2010-11-24 2014-03-11 Basf Corporation Diesel oxidation catalyst articles and methods of making and using
JP5757880B2 (ja) * 2011-03-31 2015-08-05 イビデン株式会社 ハニカム構造体
GB201219600D0 (en) * 2012-10-31 2012-12-12 Johnson Matthey Plc Catalysed soot filter
GB201315892D0 (en) * 2013-07-31 2013-10-23 Johnson Matthey Plc Zoned diesel oxidation catalyst
GB201401115D0 (en) * 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
JP6238791B2 (ja) * 2014-03-03 2017-11-29 日本碍子株式会社 目封止ハニカム構造体

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996001969A1 (en) * 1994-07-07 1996-01-25 Engelhard Corporation System and method for abatement of food cooking fumes
GB2535327A (en) * 2015-02-13 2016-08-17 Johnson Matthey Plc Exhaust system for a compression ignition engine having a capture region for volatilised platinum
GB2537710A (en) * 2015-03-19 2016-10-26 Johnson Matthey Plc Exhaust system for a compression ignition engine having a capture face for volatilised platinum
GB2546158A (en) * 2015-11-30 2017-07-12 Johnson Matthey Plc Diesel oxidation catalyst having a capture region for exhaust gas impurities

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JP2019534137A (ja) 2019-11-28
WO2018025047A1 (en) 2018-02-08
BR112019001881A2 (pt) 2019-05-07
US20180036680A1 (en) 2018-02-08
US10137413B2 (en) 2018-11-27
RU2019105726A3 (enExample) 2020-09-08
DE102017117695A1 (de) 2018-02-08
GB2555677A (en) 2018-05-09
CN109789403B (zh) 2022-04-12
JP6853341B2 (ja) 2021-03-31
RU2019105726A (ru) 2020-09-08
BR112019001881B1 (pt) 2022-05-17
KR102325167B1 (ko) 2021-11-15
GB201712529D0 (en) 2017-09-20

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