BRPI0508901A - catalisador para o aperfeiçoamento da eficiência da redução de nox em veìculos automotores - Google Patents

catalisador para o aperfeiçoamento da eficiência da redução de nox em veìculos automotores

Info

Publication number
BRPI0508901A
BRPI0508901A BRPI0508901-8A BRPI0508901A BRPI0508901A BR PI0508901 A BRPI0508901 A BR PI0508901A BR PI0508901 A BRPI0508901 A BR PI0508901A BR PI0508901 A BRPI0508901 A BR PI0508901A
Authority
BR
Brazil
Prior art keywords
catalyst
improving
nox reduction
efficiency
self
Prior art date
Application number
BRPI0508901-8A
Other languages
English (en)
Inventor
Stefan Hubig
Kisnaduth Kesore
Ronny M Nnig
Helmut Oswald
Peter Zima
Original Assignee
Gm Global Tech Operations Inc
S & B Ind Minerals Gmbh
Fiat Auto Spa
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 Gm Global Tech Operations Inc, S & B Ind Minerals Gmbh, Fiat Auto Spa filed Critical Gm Global Tech Operations Inc
Publication of BRPI0508901A publication Critical patent/BRPI0508901A/pt

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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/049—Pillared clays
    • 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
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • 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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/202—Hydrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/204—Carbon monoxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/208—Hydrocarbons
    • 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
    • B01D2255/20738—Iron
    • 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
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9205—Porosity
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Dispersion Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

CATALISADOR PARA O APERFEIçOAMENTO DA EFIêNCIA DA REDUçãO DE NOX EM VEìCULOS AUTOMOTORES. A presente invenção refere-se a um catalisador para a limpeza de NO~ x~ no fluxo de gases de descarga de veíclos automotores, caracterizado pelo fato de que, o catalisador contém minerais de argila modificados, selecionados do grupo contendo bentonita, esmectita, hectorita, bem como, misturas disto peletizadas, com alumínio, silínio ou titânio (óxidos).
BRPI0508901-8A 2004-03-17 2005-03-12 catalisador para o aperfeiçoamento da eficiência da redução de nox em veìculos automotores BRPI0508901A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004013164A DE102004013164B4 (de) 2004-03-17 2004-03-17 Katalysator zur Verbesserung der Wirksamkeit der NOx-Reduktion in Kraftfahrzeugen
PCT/EP2005/002656 WO2005092499A1 (de) 2004-03-17 2005-03-12 KATALYSATOR ZUR VERBESSERUNG DER WIRKSAMKEIT DER NOx-REDUKTION IN KRAFTFAHRZEUGEN

Publications (1)

Publication Number Publication Date
BRPI0508901A true BRPI0508901A (pt) 2007-08-07

Family

ID=34962278

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0508901-8A BRPI0508901A (pt) 2004-03-17 2005-03-12 catalisador para o aperfeiçoamento da eficiência da redução de nox em veìculos automotores

Country Status (7)

Country Link
US (1) US20070077189A1 (pt)
EP (1) EP1727619A1 (pt)
JP (1) JP2007529300A (pt)
CN (1) CN1953807A (pt)
BR (1) BRPI0508901A (pt)
DE (1) DE102004013164B4 (pt)
WO (1) WO2005092499A1 (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005010221A1 (de) * 2005-03-05 2006-09-07 S&B Industrial Minerals Gmbh Verfahren zum Herstellen eines katalytisch wirkenden Minerals auf Basis eines Gerüstsilikates
MX2009011443A (es) 2007-04-26 2010-01-18 Johnson Matthey Plc Catalizadores de reduccion catalitica selectiva de metal de transicion/zeolita.
US7687423B2 (en) * 2008-06-26 2010-03-30 Uop Llc Selective catalyst for aromatics conversion
CN101444727B (zh) * 2008-12-17 2011-02-02 中材高新材料股份有限公司 用于scr烟气脱硝的整体式蜂窝催化剂的制备方法
CN102744099B (zh) * 2011-04-22 2015-05-20 中国石油天然气股份有限公司 一种重油催化裂化催化剂及制备方法
CN103084182B (zh) * 2011-11-03 2014-11-12 大连理工大学 一种用于烟气脱硝的无钒脱硝催化剂及其制备方法
KR101907147B1 (ko) * 2012-03-28 2018-10-12 현대중공업 주식회사 선박 배가스 정화용 금속필터
CN103708484B (zh) * 2013-12-19 2016-08-24 绍兴文理学院 AlCo复合柱撑粘土、制备方法及其应用
DE102014201263A1 (de) * 2014-01-23 2015-07-23 Johnson Matthey Catalysts (Germany) Gmbh Katalysator
DE102014205760A1 (de) * 2014-03-27 2015-10-01 Johnson Matthey Public Limited Company Verfahren zum Herstellen eines Katalysator sowie Katalysator
CN103877929B (zh) * 2014-04-09 2016-04-27 佘洪舟 吸附NOx的吸附剂及制备方法
CN104138761B (zh) * 2014-05-29 2016-01-20 南京工业大学 一种抗硫膜式低温脱硝催化剂及其制备方法
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
GB201705241D0 (en) 2017-03-31 2017-05-17 Johnson Matthey Catalysts (Germany) Gmbh Catalyst composition
CN108097240B (zh) * 2017-12-26 2019-11-12 常州大学 一种3D纳米花状MnCrOX包覆海泡石低温脱硝催化剂及制备方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297328A (en) * 1979-09-28 1981-10-27 Union Carbide Corporation Three-way catalytic process for gaseous streams
US4485184A (en) * 1981-04-10 1984-11-27 Ashland Oil, Inc. Trapping of metals deposited on catalytic materials during carbometallic oil conversion
US4742033A (en) * 1987-01-29 1988-05-03 Phillips Petroleum Company Cracking catalysts comprising pillared clays
DE3703547A1 (de) 1987-02-06 1988-08-18 Spanset Inter Ag Verfahren zum herstellen einer rundschlinge
DE3731688A1 (de) * 1987-09-21 1989-03-30 Degussa Verfahren zur katalytischen umsetzung von kohlenwasserstoff, halogenkohlenwasserstoff und kohlenmonoxid enthaltenden abgasen
JPH07106300B2 (ja) * 1989-12-08 1995-11-15 財団法人産業創造研究所 燃焼排ガス中の窒素酸化物除去法
US5374349A (en) * 1991-09-11 1994-12-20 Union Oil Company Of California Hydrocracking process employing catalyst containing zeolite beta and a pillared clay
US5278116A (en) * 1992-05-04 1994-01-11 Mobil Oil Corp. Method for preparing a pillared layered oxide material
DE4315278A1 (de) * 1993-05-07 1994-11-10 Siemens Ag Verfahren und Einrichtung zur Dosierung eines Reduktionsmittels in ein stickoxidhaltiges Abgas
JP3537209B2 (ja) * 1995-03-24 2004-06-14 株式会社日本触媒 窒素酸化物除去用触媒およびその触媒を用いた窒素酸化物の除去方法
DE19636747A1 (de) * 1996-09-10 1998-03-12 Siemens Ag Verfahren zur Minderung der Stickoxide im Abgas von Verbrennungsanlagen und Anordnung zur Durchführung dieses Verfahrens
JPH11104491A (ja) * 1997-10-06 1999-04-20 Nippon Chem Ind Co Ltd ＣＯおよびＮＯｘの酸化触媒
US6521559B1 (en) * 1999-09-27 2003-02-18 The Regents Of The University Of Michigan Superior pillared clay catalysts for selective catalytic reduction of nitrogen oxides for power plant emission control
US6555492B2 (en) * 1999-12-29 2003-04-29 Corning Incorporated Zeolite/alumina catalyst support compositions and method of making the same
JP3492592B2 (ja) * 2000-04-20 2004-02-03 ヒュンダイ ヘビー インダストリーズ カンパニー リミテッド 窒素酸化物除去用触媒
DE10245963A1 (de) * 2002-09-30 2004-04-22 Iko Minerals Gmbh Verfahren zur Herstellung von katalytisch wirkenden Schichtsilikaten
EP1570821B1 (en) * 2002-11-08 2016-09-07 Kao Corporation Molded sheet
US6958306B2 (en) * 2003-08-28 2005-10-25 Univation Technologies, Llc Activated catalyst systems from substituted dialuminoxane complexes
US20060112678A1 (en) * 2004-11-04 2006-06-01 Eaton Corporation Multiple reactant multiple catalyst selective catalytic reduction for NOx abatement in internal combustion engines
US7083767B2 (en) * 2004-12-23 2006-08-01 Chevron U.S. A. Inc. Reduction of oxides of nitrogen in a gas stream using molecular sieve SSZ-70

Also Published As

Publication number Publication date
DE102004013164A1 (de) 2005-10-13
JP2007529300A (ja) 2007-10-25
US20070077189A1 (en) 2007-04-05
CN1953807A (zh) 2007-04-25
WO2005092499A1 (de) 2005-10-06
EP1727619A1 (de) 2006-12-06
DE102004013164B4 (de) 2006-10-12

Similar Documents

Publication Publication Date Title
MX2009008927A (es) Solucion acuosa para el tratamiento de los gases de escape de los motores diesel.
EP2113296A3 (en) Exhaust gas purification method using selective reduction catalyst
BR112019008626A2 (pt) composição de catalisador, artigo catalítico, sistema e método para tratamento de um gás de escape, motor, e, veículo.
BRPI0807379A2 (pt) Método para tratar emissões produzidas na corrente de gás de escapamento de um veículo de queima pobre ou a diesel, catalisador para a oxidação de amônia, e, sistema de tratamento para uma corrente de escapamento contendo nox.
ATE536934T1 (de) Nox-reinigungskatalysator
BRPI0508877A (pt) processo para aperfeiçoamento da eficácia da redução do nox em veìculos automotores
BRPI0919338A2 (pt) catalisador de zeólito de aluminosilicato sintético, método para converter óxidos de nitrogênio em um gás em nitrogênio, e, sistema de exaustão para um motor de combustão interna veicular de queima pobre.
BRPI0921502A2 (pt) catalisador para oxidar amônia em nitrogênio e nox, e, método para tratar emissões produzidas na corrente de gás de descarga de um veículo a diesel ou de queima pobre
ITTO20040298A1 (it) Sistema di trattamento di gas di scarico in particolare per la purificazione dei gas scaricati da impianti utilizzanti combustibili a elevato contenuto di zolfo
EP1939422A4 (en) EXHAUST GAS CLEANER FOR A DIESEL ENGINE
BR112012019009A2 (pt) catalisador absorvedor de nox, processo de manufatura de um catalisador , método de conversão de óxidos de nitrogênio em gás de escapamento, sistema de escapamento para um motor de combustão interna, e, veículo a motor
MX2009006577A (es) Metodo para la reduccion catalitica selectiva de oxidos de nitrogeno en gases de escape de vehiculos.
EP1911517A4 (en) EMISSION CONTROL CATALYST
DE112004002150D2 (de) Abgasnachbehandlungseinrichtung für Dieselmotoren von Fahrzeugen, vorzugsweise von PKWs
JP2012211586A5 (pt)
BRPI0416704A (pt) catalisador para uso em um filtro de particulado de diesel e sistema de exaustão de diesel
EP1839747A3 (en) Adsorbent for hydrocarbons, catalyst for exhaust gas purification and method for exhaust gas purification
WO2009011237A1 (ja) ＮＯｘ浄化触媒
BRPI0704664A (pt) sistema de exaustão para motor de quatro ciclos
BRPI0511446A (pt) dessulfurização de um catalisador adsorvedor de nox em um sistema de descarga de motor diesel
EP1329604A3 (en) Exhaust gas purifying device for internal combustion engine
BR112013025822A2 (pt) dispositivo de purificação de gás de exaustão, e método de purificação de gás de exaustão utilizando mesmo
DE602007003223D1 (de) Abgasreinigungsvorrichtung für ein Motorrad und mit einer solchen Abgasreinigungsvorrichtung ausgestattetes Motorrad
BR112014012650A8 (pt) dispositivo de purificação de gás de exaustão para motor de combustão interna
EA201291472A1 (ru) Электрохимическая каталитическая система

Legal Events

Date Code Title Description
B25M Entry on limitation or onus of patent assignment [chapter 25.13 patent gazette]

Free format text: ANOTADO O GRAVAME - CONTRATO DE GARANTIA DE PROPRIEDADE INTELECTUAL CELEBRADO ENTRE: O TITULAR E UNITED STATES DEPARTMENT OF THE TREASURY, CONFORME REQUERIDO NA PETICAO NO 018090007400/SP DE 13/02/2009, DE ACORDO COM O ART. 59, II DA LPI.

B25M Entry on limitation or onus of patent assignment [chapter 25.13 patent gazette]

Free format text: LIBERADO O GRAVAME - CONTRATO DE GARANTIA DE PROPRIEDADE INTELECTUAL CELEBRADO ENTRE: O TITULAR E UNITED STATES DEPARTMENT OF THE TREASURY, CONFORME REQUERIDO NA PETICAO NO 018100004512/SP DE 11/02/2010, DE ACORDO COM O ART. 59, II DA LPI.

B25M Entry on limitation or onus of patent assignment [chapter 25.13 patent gazette]

Free format text: ANOTADO O GRAVAME - CONTRATO DE GARANTIA DE PROPRIEDADE INTELECTUAL CELEBRADO ENTRE: O TITULAR E THE UNITED STATES DEPARTMENT OF THE TREASURY, CONFORME REQUERIDO NA PETICAO NO 018100004821/SP DE 12/02/2010, DE ACORDO COM O ART. 59, II DA LPI.

B25M Entry on limitation or onus of patent assignment [chapter 25.13 patent gazette]

Free format text: ANOTADO O SEGUNDO GRAVAME - CONTRATO DE GARANTIA DE PROPRIEDADE INTELECTUAL CELEBRADO ENTRE O TITULAR E UAW RETIREE MEDICAL BENEFITS TRUST, CONFORME REQUERIDO NA PET NO 018100004905 - SP, DE 12/02/2010, DE ACORDO COM O ART. 59, II DA LPI.

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8O, 11, 13 E 25 DA LPI.

B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.