BRPI0921502B1 - CATALISADOR PARA OXIDAR AMÔNIA EM NITROGÊNIO E NOx, MÉTODO PARA TRATAR EMISSÕES PRODUZIDAS NA CORRENTE DE GÁS DE DESCARGA DE UM VEÍCULO A DIESEL OU DE QUEIMA POBRE, E, SISTEMA PARA TRATAR UMA CORRENTE DE GÁS DE DESCARGA - Google Patents

CATALISADOR PARA OXIDAR AMÔNIA EM NITROGÊNIO E NOx, MÉTODO PARA TRATAR EMISSÕES PRODUZIDAS NA CORRENTE DE GÁS DE DESCARGA DE UM VEÍCULO A DIESEL OU DE QUEIMA POBRE, E, SISTEMA PARA TRATAR UMA CORRENTE DE GÁS DE DESCARGA Download PDF

Info

Publication number
BRPI0921502B1
BRPI0921502B1 BRPI0921502-6A BRPI0921502A BRPI0921502B1 BR PI0921502 B1 BRPI0921502 B1 BR PI0921502B1 BR PI0921502 A BRPI0921502 A BR PI0921502A BR PI0921502 B1 BRPI0921502 B1 BR PI0921502B1
Authority
BR
Brazil
Prior art keywords
catalyst
copper
fact
platinum
ammonia
Prior art date
Application number
BRPI0921502-6A
Other languages
English (en)
Portuguese (pt)
Inventor
Tyler Caudle Matthew
Original Assignee
Basf Corporation
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 Basf Corporation filed Critical Basf Corporation
Publication of BRPI0921502A2 publication Critical patent/BRPI0921502A2/pt
Publication of BRPI0921502B1 publication Critical patent/BRPI0921502B1/pt

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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9436—Ammonia
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8634—Ammonia
    • 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
    • B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
    • B01J29/068—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
    • 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
    • B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
    • B01J29/072—Iron group metals or copper
    • 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
    • B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • B01J29/10—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y containing iron group metals, noble metals or copper
    • B01J29/14—Iron group metals or copper
    • B01J29/146—Y-type faujasite
    • 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
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
    • B01J29/46—Iron group metals or copper
    • 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
    • B01J29/76—Iron group metals or copper
    • B01J29/7615—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
    • B01J29/76—Iron group metals or copper
    • B01J29/763—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
    • B01J29/72—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
    • B01J29/76—Iron group metals or copper
    • B01J29/7676—MWW-type, e.g. MCM-22, ERB-1, ITQ-1, PSH-3 or SSZ-25
    • 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
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B01J35/45—Nanoparticles
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
    • B01J37/0036—Grinding
    • 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
    • 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
    • B01D2255/1021—Platinum
    • 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
    • B01D2255/20761—Copper
    • 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
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/406—Ammonia
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
BRPI0921502-6A 2008-11-03 2009-11-03 CATALISADOR PARA OXIDAR AMÔNIA EM NITROGÊNIO E NOx, MÉTODO PARA TRATAR EMISSÕES PRODUZIDAS NA CORRENTE DE GÁS DE DESCARGA DE UM VEÍCULO A DIESEL OU DE QUEIMA POBRE, E, SISTEMA PARA TRATAR UMA CORRENTE DE GÁS DE DESCARGA BRPI0921502B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/263,864 US10632423B2 (en) 2008-11-03 2008-11-03 Bimetallic catalysts for selective ammonia oxidation
US12/263864 2008-11-03
PCT/US2009/063045 WO2010062733A2 (en) 2008-11-03 2009-11-03 Bimetallic catalysts for selective ammonia oxidation

Publications (2)

Publication Number Publication Date
BRPI0921502A2 BRPI0921502A2 (pt) 2016-09-27
BRPI0921502B1 true BRPI0921502B1 (pt) 2018-07-03

Family

ID=42131638

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0921502-6A BRPI0921502B1 (pt) 2008-11-03 2009-11-03 CATALISADOR PARA OXIDAR AMÔNIA EM NITROGÊNIO E NOx, MÉTODO PARA TRATAR EMISSÕES PRODUZIDAS NA CORRENTE DE GÁS DE DESCARGA DE UM VEÍCULO A DIESEL OU DE QUEIMA POBRE, E, SISTEMA PARA TRATAR UMA CORRENTE DE GÁS DE DESCARGA

Country Status (7)

Country Link
US (2) US10632423B2 (cg-RX-API-DMAC7.html)
EP (2) EP3854479A1 (cg-RX-API-DMAC7.html)
JP (1) JP6289797B2 (cg-RX-API-DMAC7.html)
KR (2) KR20110086720A (cg-RX-API-DMAC7.html)
CN (2) CN107051574B (cg-RX-API-DMAC7.html)
BR (1) BRPI0921502B1 (cg-RX-API-DMAC7.html)
WO (1) WO2010062733A2 (cg-RX-API-DMAC7.html)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8596063B2 (en) * 2009-06-18 2013-12-03 GM Global Technology Operations LLC Exhaust treatment system for an internal combustion engine
WO2012059144A1 (en) * 2010-11-02 2012-05-10 Haldor Topsøe A/S Method for the preparation of a catalysed particulate filter and catalysed particulate filter
DE102010050312A1 (de) * 2010-11-03 2012-05-03 Süd-Chemie AG Ammoniak-Oxidationskatalysator mit geringer N2O Nebenproduktbildung
US8845974B2 (en) * 2010-11-24 2014-09-30 Basf Corporation Advanced catalyzed soot filters and method of making and using the same
KR101986388B1 (ko) * 2011-03-07 2019-06-05 존슨 맛쎄이 퍼블릭 리미티드 컴파니 Egr 회로에서 암모니아 슬립 촉매를 가지는 배기 시스템
US8101146B2 (en) * 2011-04-08 2012-01-24 Johnson Matthey Public Limited Company Catalysts for the reduction of ammonia emission from rich-burn exhaust
US9114376B2 (en) 2011-06-05 2015-08-25 Johnson Matthey Public Limited Company Platinum group metal (PGM) catalyst for treating exhaust gas
CN102600735B (zh) * 2012-03-29 2014-09-03 吉林大学 一种无机相分离膜及其在油水分离中的应用
DE102012006541A1 (de) * 2012-04-02 2013-10-02 Clariant Produkte (Deutschland) Gmbh Wasserstoffoxidationskatalysator, Verwendung desselben und Verfahren zur Wasserstoffrekombination
US8992869B2 (en) 2012-12-20 2015-03-31 Caterpillar Inc. Ammonia oxidation catalyst system
KR101481600B1 (ko) * 2013-05-02 2015-01-14 희성촉매 주식회사 선택적 촉매 환원 (scr) 시스템에서의 암모니아 산화촉매
EP3015167A1 (en) * 2014-10-31 2016-05-04 Heesung Catalysts Corporation Ammonia oxidation catalyst in scr system
CN105749960A (zh) * 2016-03-10 2016-07-13 镇江翰宏新材料科技有限公司 一种用于氨选择性催化还原脱除NOx的催化剂的制备方法
CN105772098B (zh) * 2016-05-04 2018-09-14 宁波富锴净化器有限公司 用于氨选择性催化还原脱除NOx的催化剂及其制备方法
GB201705289D0 (en) * 2017-03-31 2017-05-17 Johnson Matthey Catalysts (Germany) Gmbh Selective catalytic reduction catalyst
DE102018100833A1 (de) * 2018-01-16 2019-07-18 Umicore Ag & Co. Kg Verfahren zur Herstellung eines SCR-Katalysators
CN108246360B (zh) * 2018-02-27 2021-02-12 南开大学 一种用于氨氧化的氧化物分子筛复合催化剂
US10953366B2 (en) * 2018-04-20 2021-03-23 GM Global Technology Operations LLC Nitrogen oxides and hydrocarbon storage catalyst and methods of using the same
KR102224335B1 (ko) 2018-09-19 2021-03-08 주식회사 씨비비 가스상 암모니아를 질소로 전환하는 선택적 산화촉매 및 그 그 제조방법
CN110102338A (zh) * 2019-04-30 2019-08-09 昆明贵研催化剂有限责任公司 一种高氮气选择性的氨氧化催化剂及其制备方法
EP3974059A1 (de) * 2020-09-24 2022-03-30 UMICORE AG & Co. KG Verfahren zur herstellung eines katalysators zur oxidation von ammoniak
KR20220057376A (ko) 2020-10-29 2022-05-09 한국화학연구원 암모니아의 질소전환용 비백금계 금속 산화물 촉매 및 이를 이용한 암모니아의 질소전환방법
CN113107647B (zh) * 2021-04-28 2022-02-01 一汽解放汽车有限公司 一种发动机运行模式的控制方法
WO2023028928A1 (zh) * 2021-09-01 2023-03-09 宁波吉利罗佑发动机零部件有限公司 氨吸附催化剂及其制备方法和应用
JP2023079713A (ja) 2021-11-29 2023-06-08 株式会社キャタラー 排ガス浄化触媒装置
CN115532304B (zh) * 2022-09-21 2024-01-19 中国科学院生态环境研究中心 一种氨内燃机氨净化的分子筛催化剂及制备方法和用途
CN115445654B (zh) * 2022-09-21 2024-02-02 中国科学院生态环境研究中心 一种柴油车尾气氨净化分子筛催化剂及制备方法和用途
JP2025156915A (ja) * 2024-04-02 2025-10-15 エヌ・イーケムキャット株式会社 アンモニア分解触媒

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5024981A (en) * 1989-04-20 1991-06-18 Engelhard Corporation Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same
US5330945A (en) * 1991-04-08 1994-07-19 General Motors Corporation Catalyst for treatment of diesel exhaust particulate
JP3285206B2 (ja) 1991-08-08 2002-05-27 バブコック日立株式会社 排ガス浄化用触媒およびその製造方法
JP3499350B2 (ja) 1995-12-08 2004-02-23 トヨタ自動車株式会社 内燃機関の排ガス浄化方法
US6133185A (en) 1995-11-09 2000-10-17 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying catalyst
FR2747936B1 (fr) 1996-04-26 1998-07-24 Inst Francais Du Petrole Procede catalytique de desodorisation et desazotation de rejets polluants a fonctionnement autothermique
US6136291A (en) * 1998-10-08 2000-10-24 Mobile Oil Corporation Faujasite zeolitic materials
CN1457320A (zh) 2001-01-26 2003-11-19 松下电器产业株式会社 氢气提纯装置和燃料电池发电系统
JP2002226204A (ja) 2001-01-26 2002-08-14 Matsushita Electric Ind Co Ltd 水素精製装置
US20040037757A1 (en) 2001-05-07 2004-02-26 Kiyoshi Taguchi Hydrogen purification apparatus
SE0101716D0 (sv) 2001-05-16 2001-05-16 Catator Ab Method and device for processing nitrogen-based gases
US6914026B2 (en) * 2001-09-07 2005-07-05 Engelhard Corporation Hydrothermally stable metal promoted zeolite beta for NOx reduction
US6645448B2 (en) * 2001-10-18 2003-11-11 General Motors Corporation Hydrothermally stable catalyst for improved lean NOx reduction
US7410626B2 (en) 2003-09-10 2008-08-12 Basf Catalysts Llc Layered ammonia oxidation catalyst
WO2006006702A1 (ja) 2004-07-15 2006-01-19 Nikki-Universal Co., Ltd. 有機窒素化合物含有排ガスの浄化用触媒、および同排ガスの浄化方法
WO2006103754A1 (ja) 2005-03-30 2006-10-05 Sued-Chemie Catalysts Japan, Inc. アンモニア分解触媒および該触媒を用いたアンモニア分解方法
WO2007004774A1 (en) 2005-07-06 2007-01-11 Heesung Catalysts Corporation An oxidation catalyst for nh3 and an apparatus for treating slipped or scrippedd nh3
US8193114B2 (en) 2006-11-15 2012-06-05 Basf Catalysts Llc Catalysts for dual oxidation of ammonia and carbon monoxide with low to no NOx formation
US7891171B2 (en) 2006-12-05 2011-02-22 GM Global Technology Operations LLC Hybrid catalyst for NOx reduction using fuel hydrocarbons as reductant
CN101007283A (zh) 2007-01-26 2007-08-01 江苏工业学院 Zsm－5分子筛改性催化剂及制备方法和用途
US7998423B2 (en) * 2007-02-27 2011-08-16 Basf Corporation SCR on low thermal mass filter substrates
MX2009009095A (es) 2007-02-27 2009-09-14 Basf Catalysts Llc Catalizadores de zeolita cha de cobre.
KR20090114480A (ko) * 2007-02-27 2009-11-03 바스프 카탈리스트 엘엘씨 선택적 암모니아 산화를 위한 이원기능 촉매

Also Published As

Publication number Publication date
US20200222853A1 (en) 2020-07-16
JP2012507400A (ja) 2012-03-29
JP6289797B2 (ja) 2018-03-07
BRPI0921502A2 (pt) 2016-09-27
US10632423B2 (en) 2020-04-28
EP2364211A4 (en) 2012-08-08
CN107051574A (zh) 2017-08-18
WO2010062733A3 (en) 2010-07-29
KR20110086720A (ko) 2011-07-29
EP2364211A2 (en) 2011-09-14
CN102271810A (zh) 2011-12-07
KR20170095405A (ko) 2017-08-22
EP3854479A1 (en) 2021-07-28
WO2010062733A2 (en) 2010-06-03
KR102126248B1 (ko) 2020-06-24
US20100111791A1 (en) 2010-05-06
CN107051574B (zh) 2021-02-19

Similar Documents

Publication Publication Date Title
BRPI0921502B1 (pt) CATALISADOR PARA OXIDAR AMÔNIA EM NITROGÊNIO E NOx, MÉTODO PARA TRATAR EMISSÕES PRODUZIDAS NA CORRENTE DE GÁS DE DESCARGA DE UM VEÍCULO A DIESEL OU DE QUEIMA POBRE, E, SISTEMA PARA TRATAR UMA CORRENTE DE GÁS DE DESCARGA
JP6259484B2 (ja) 一体型ｓｃｒおよびａｍｏｘ触媒システム
CN106457147B (zh) 用于处理废气的催化制品
US7722845B2 (en) Bifunctional catalysts for selective ammonia oxidation
JP6923436B2 (ja) 排ガス処理のためのゾーン化触媒
KR102018484B1 (ko) 배기 가스를 처리하기 위한 백금족 금속(ｐｇｍ) 촉매
CN101668589B (zh) 铜cha沸石催化剂
BRPI0921500B1 (pt) Sistema catalisador para tratar uma corrente de gás de descarga contendo nox, método para preparar um sistema catalisador, e, método para tratar emissões produzidas em uma corrente de gás de descarga de um motor de queima pobre
BR112017002298B1 (pt) Sistema e método para tratamento de um gás de escape.
CN101983103A (zh) 利用具有cha晶体结构的非沸石的含金属分子筛的催化剂、系统和方法
BR112019000978B1 (pt) Artigo catalítico
CN104971766A (zh) 用于nox还原的含铁和铜的菱沸石催化剂
EP3393972B1 (en) Process for preparing iron(iii)-exchanged zeolite composition
US10456746B2 (en) Selective catalytic reduction filter for reducing nitrous oxide formation and methods of using the same
CN115315305A (zh) 含有铂和锌的沸石
BRPI0808091B1 (pt) Catalyst, exhaust gas treatment system, process for the reduction of nitrogen oxides, and, catalyst article.

Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 14A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2747 DE 29-08-2023 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.