CN105828936B - 压缩天然气燃烧系统尾气氧化催化剂 - Google Patents

压缩天然气燃烧系统尾气氧化催化剂 Download PDF

Info

Publication number
CN105828936B
CN105828936B CN201480070612.6A CN201480070612A CN105828936B CN 105828936 B CN105828936 B CN 105828936B CN 201480070612 A CN201480070612 A CN 201480070612A CN 105828936 B CN105828936 B CN 105828936B
Authority
CN
China
Prior art keywords
catalyst
impregnated
alumina
palladium
compressed natural
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.)
Active
Application number
CN201480070612.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN105828936A (zh
Inventor
韩贤植
罗承徹
金垠锡
金峻佑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Heesung Catalysts Corp
Original Assignee
Heesung Catalysts Corp
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 Heesung Catalysts Corp filed Critical Heesung Catalysts Corp
Publication of CN105828936A publication Critical patent/CN105828936A/zh
Application granted granted Critical
Publication of CN105828936B publication Critical patent/CN105828936B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • B01J23/42—Platinum
    • 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
    • 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
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/892—Nickel and noble metals
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/894—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
    • 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
    • B01J37/04—Mixing
    • 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
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2825—Ceramics
    • 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
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2042—Barium
    • 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
    • B01D2255/207—Transition metals
    • B01D2255/20753—Nickel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702—Hydrocarbons
    • B01D2257/7022—Aliphatic hydrocarbons
    • B01D2257/7025—Methane
    • 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
    • B01D2258/018—Natural gas engines
    • 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
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • 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
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/20—Capture or disposal of greenhouse gases of methane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CN201480070612.6A 2013-12-24 2014-12-16 压缩天然气燃烧系统尾气氧化催化剂 Active CN105828936B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2013-0161979 2013-12-24
KR1020130161979A KR101524054B1 (ko) 2013-12-24 2013-12-24 압축천연가스 연소시스템 배기가스 산화촉매
PCT/KR2014/012382 WO2015099348A1 (ko) 2013-12-24 2014-12-16 압축천연가스 연소시스템 배기가스 산화촉매

Publications (2)

Publication Number Publication Date
CN105828936A CN105828936A (zh) 2016-08-03
CN105828936B true CN105828936B (zh) 2018-09-25

Family

ID=53395774

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480070612.6A Active CN105828936B (zh) 2013-12-24 2014-12-16 压缩天然气燃烧系统尾气氧化催化剂

Country Status (7)

Country Link
US (1) US9931615B2 (enExample)
EP (1) EP3088078B1 (enExample)
KR (1) KR101524054B1 (enExample)
CN (1) CN105828936B (enExample)
BR (1) BR112016014709B1 (enExample)
MX (1) MX385232B (enExample)
WO (1) WO2015099348A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE542138C2 (en) * 2015-11-12 2020-03-03 Her Majesty The Queen In Right Of Canada As Represented By The Mini Of Natural Resources Canada Methane oxidation catalyst and method of using same
KR101825469B1 (ko) * 2015-12-23 2018-02-05 희성촉매 주식회사 압축천연가스 연소시스템 배기가스 산화촉매
US10184374B2 (en) 2017-02-21 2019-01-22 Umicore Ag & Co. Kg Apparatus and method for desulfation of a catalyst used in a lean burn methane source fueled combustion system
BR122021025287B1 (pt) 2019-06-26 2022-11-22 Johnson Matthey Public Limited Company Catalisador de oxidação compósito, e, sistema de escape
KR102390017B1 (ko) * 2019-07-30 2022-04-26 한국조선해양 주식회사 저온 메탄 산화 반응용 촉매
BR112022006372A2 (pt) 2019-10-16 2023-10-03 Johnson Matthey Plc Catalisador de oxidação de amônia, óxido nítrico e compósito, e, sistema de escape para um motor veicular de ignição
KR102762748B1 (ko) 2019-10-16 2025-02-10 존슨 맛쎄이 퍼블릭 리미티드 컴파니 압축 점화 내연 기관을 위한 복합 구역화 산화 촉매
EP4065269A1 (fr) * 2019-11-29 2022-10-05 Rhodia Operations Alumine présentant un profil poreux particulier
CN114761125B (zh) * 2019-11-29 2025-02-11 罗地亚经营管理公司 具有特定孔特性的氧化铝

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030024085A (ko) * 2001-09-17 2003-03-26 현대자동차주식회사 린번엔진 자동차의 배기가스 정화용 촉매 및 그 제조방법
EP1772184A2 (en) * 2005-10-04 2007-04-11 Heesung Engelhard Corporation Catalyst for oxidizing emissions from compressed natural gas vehicles
CN101069845A (zh) * 2006-03-16 2007-11-14 株式会社Ict 废气净化用催化剂、其制备方法、及用该催化剂的废气净化法
CN101219380A (zh) * 2007-01-10 2008-07-16 日产自动车株式会社 废气净化催化剂及其制造方法
CN102341174A (zh) * 2009-03-06 2012-02-01 株式会社Ict 废气净化用催化剂

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5176887A (en) * 1991-10-07 1993-01-05 Ford Motor Company Treating emissions from engines fueled by compressed natural gas
JPH0755295B2 (ja) * 1992-10-14 1995-06-14 財団法人日本自動車研究所 天然ガスエンジンの排気ガス浄化用触媒装置
DE19606863A1 (de) * 1995-02-24 1996-08-29 Mazda Motor Katalysator zur Abgasreinigung
KR100230874B1 (ko) 1997-05-09 1999-11-15 류정열 압축천연가스 자동차 배기가스 정화용 촉매 및 그의 정화 방법
DE60139569D1 (de) * 2000-11-06 2009-09-24 Corning Inc Katalysator zur reinigung von abgasen
KR100461125B1 (ko) 2002-05-06 2004-12-13 현대자동차주식회사 압축천연가스 자동차 배기가스 정화용 촉매
US7329629B2 (en) * 2002-10-24 2008-02-12 Ford Global Technologies, Llc Catalyst system for lean burn engines
US7576031B2 (en) * 2006-06-09 2009-08-18 Basf Catalysts Llc Pt-Pd diesel oxidation catalyst with CO/HC light-off and HC storage function
TWI449572B (zh) * 2006-11-29 2014-08-21 Umicore Shokubai Japan Co Ltd Oxidation catalyst and the oxidation catalyst using an exhaust gas purification system
KR100908049B1 (ko) * 2007-10-31 2009-07-15 에스케이에너지 주식회사 천연가스 자동차 배기가스 정화용 촉매
US9440192B2 (en) * 2009-01-16 2016-09-13 Basf Corporation Diesel oxidation catalyst and use thereof in diesel and advanced combustion diesel engine systems

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030024085A (ko) * 2001-09-17 2003-03-26 현대자동차주식회사 린번엔진 자동차의 배기가스 정화용 촉매 및 그 제조방법
EP1772184A2 (en) * 2005-10-04 2007-04-11 Heesung Engelhard Corporation Catalyst for oxidizing emissions from compressed natural gas vehicles
CN101069845A (zh) * 2006-03-16 2007-11-14 株式会社Ict 废气净化用催化剂、其制备方法、及用该催化剂的废气净化法
CN101219380A (zh) * 2007-01-10 2008-07-16 日产自动车株式会社 废气净化催化剂及其制造方法
CN102341174A (zh) * 2009-03-06 2012-02-01 株式会社Ict 废气净化用催化剂

Also Published As

Publication number Publication date
US9931615B2 (en) 2018-04-03
US20170007987A1 (en) 2017-01-12
CN105828936A (zh) 2016-08-03
EP3088078A4 (en) 2017-09-27
BR112016014709A2 (enExample) 2017-08-08
KR101524054B1 (ko) 2015-05-29
BR112016014709B1 (pt) 2021-08-10
MX2016008315A (es) 2017-04-27
WO2015099348A1 (ko) 2015-07-02
EP3088078A1 (en) 2016-11-02
MX385232B (es) 2025-03-14
EP3088078B1 (en) 2019-09-04

Similar Documents

Publication Publication Date Title
CN105828936B (zh) 压缩天然气燃烧系统尾气氧化催化剂
KR102483435B1 (ko) 배기 시스템용 아산화질소 제거 촉매
CA2897016C (en) Automotive catalyst composites having a two-metal layer
US20150290630A1 (en) Synergized PGM Catalyst Systems for Diesel Oxidation Catalyst Applications
JP2020528348A (ja) リーン／リッチシステムのための自動車排気からのｎ２ｏ除去
KR20140117361A (ko) 황산 바륨을 함유하는 알루미나 재료, 및 그것을 이용한 배기가스 정화용 촉매
JP6027241B2 (ja) 窒素酸化物除去用触媒
WO2014002667A1 (ja) 排気ガス浄化用触媒組成物および自動車用排気ガス浄化用触媒
EP3097977A1 (en) Exhaust-gas purifying catalyst for lean-burn engine
JP6106197B2 (ja) ＮＯｘ吸蔵還元型排ガス浄化用触媒および当該触媒を用いた排ガス浄化方法
CN108472630B (zh) 用于压缩天然气燃烧系统废气的氧化催化剂
JP2006521203A (ja) メタンの低温酸化用触媒
JP5000221B2 (ja) 排ガス浄化触媒及び排ガス浄化装置
JP3805079B2 (ja) ディーゼルエンジン排ガス浄化用触媒及び浄化方法
JP6861066B2 (ja) 希薄混合気燃焼エンジンからの排出ガス浄化用吸蔵還元型触媒
JP2005185959A (ja) 排ガス浄化用触媒
JP2004523336A (ja) 触媒材料と窒素酸化物の低減方法
WO2020080716A1 (ko) 내황성 냉간 시동 촉매
JPH08155301A (ja) 排気ガス浄化用触媒

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant