DE69115241D1 - Verfahren zur Entfernung von Stickoxiden aus Abgasen. - Google Patents

Verfahren zur Entfernung von Stickoxiden aus Abgasen.

Info

Publication number
DE69115241D1
DE69115241D1 DE69115241T DE69115241T DE69115241D1 DE 69115241 D1 DE69115241 D1 DE 69115241D1 DE 69115241 T DE69115241 T DE 69115241T DE 69115241 T DE69115241 T DE 69115241T DE 69115241 D1 DE69115241 D1 DE 69115241D1
Authority
DE
Germany
Prior art keywords
exhaust gases
nitrogen oxides
removing nitrogen
oxides
gases
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.)
Expired - Lifetime
Application number
DE69115241T
Other languages
English (en)
Other versions
DE69115241T2 (de
Inventor
Yoshiaki Kintaichi
Hideaki Hamada
Takehiko Ito
Moti Sasaki
Fujio Suganuma
Mitsunori Tabata
Akihiro Kitazume
Kazushi Usui
Tadao Nakatsuji
Hiromitsu Shimizu
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.)
Cosmo Oil Co Ltd
National Institute of Advanced Industrial Science and Technology AIST
Sakai Chemical Industry Co Ltd
Japan Petroleum Energy Center JPEC
Original Assignee
Agency of Industrial Science and Technology
Cosmo Oil Co Ltd
Petroleum Energy Center PEC
Sakai Chemical Industry Co Ltd
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
Priority claimed from JP3041361A external-priority patent/JP2691644B2/ja
Priority claimed from JP3041360A external-priority patent/JP2645614B2/ja
Priority claimed from JP3033523A external-priority patent/JP2547124B2/ja
Application filed by Agency of Industrial Science and Technology, Cosmo Oil Co Ltd, Petroleum Energy Center PEC, Sakai Chemical Industry Co Ltd filed Critical Agency of Industrial Science and Technology
Application granted granted Critical
Publication of DE69115241D1 publication Critical patent/DE69115241D1/de
Publication of DE69115241T2 publication Critical patent/DE69115241T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14—Phosphorus; Compounds thereof
    • B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
    • B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
    • 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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/053—Sulfates
    • 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
    • B01D2255/10—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
    • B01D2255/2047—Magnesium
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE69115241T 1991-01-08 1991-12-10 Verfahren zur Entfernung von Stickoxiden aus Abgasen. Expired - Lifetime DE69115241T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3041361A JP2691644B2 (ja) 1991-01-08 1991-01-08 排ガス中の窒素酸化物の除去方法
JP3041360A JP2645614B2 (ja) 1991-01-08 1991-01-08 窒素酸化物を含む排ガスの浄化方法
JP3033523A JP2547124B2 (ja) 1991-02-02 1991-02-02 窒素酸化物の還元除去方法

Publications (2)

Publication Number Publication Date
DE69115241D1 true DE69115241D1 (de) 1996-01-18
DE69115241T2 DE69115241T2 (de) 1996-06-13

Family

ID=27288106

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69115241T Expired - Lifetime DE69115241T2 (de) 1991-01-08 1991-12-10 Verfahren zur Entfernung von Stickoxiden aus Abgasen.

Country Status (3)

Country Link
US (1) US5227145A (de)
EP (1) EP0494388B1 (de)
DE (1) DE69115241T2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69316287T2 (de) * 1992-08-25 1998-07-23 Idemitsu Kosan Co Katalysator zur Reinigung von Abgasen
US6087295A (en) 1992-12-14 2000-07-11 Asec Manufacturing Reduction of NOx in the exhaust gases from internal combustion engines containing excess oxygen
US5427753A (en) * 1992-12-24 1995-06-27 Tosoh Corporation Process for removing nitrogen oxides from oxygen rich exhaust gas
TW309448B (de) * 1993-05-24 1997-07-01 Goal Line Environmental Tech
US5354544A (en) * 1993-12-27 1994-10-11 Ford Motor Company Selective reduction of nitric oxide
US5968462A (en) * 1994-02-04 1999-10-19 Toyota Jidosha Kabushiki Kaisha Process for purifying exhaust gases
EP0667182A3 (de) * 1994-02-10 1995-10-18 Riken Kk Abgasreiniger und Methode zum Reinigen von Abgas.
US5925590A (en) * 1994-05-25 1999-07-20 Eltron Research, Inc. Catalysts utilizing oxygen-deficient metal oxide compound for removal of exhaust gas constituents
DK171722B1 (da) * 1994-10-14 1997-04-14 Topsoe Haldor As Fremgangsmåde til katalytisk lavtemperaturoxidation af ammoniak i en ammoniakholdig gas
EP0710499A3 (de) * 1994-11-04 1997-05-21 Agency Ind Science Techn Abgasreiniger und Verfahren zur Reinigung eines Abgases
DE19546484A1 (de) * 1995-12-13 1997-07-10 Daimler Benz Ag Verfahren zum Betreiben einer Reinigungsanlage für Gase sowie eine Reinigungsanlage für Gase
US5853684A (en) * 1995-11-14 1998-12-29 The Hong Kong University Of Science & Technology Catalytic removal of sulfur dioxide from flue gas
DE19546476A1 (de) * 1995-12-13 1997-06-19 Daimler Benz Ag Katalysator, Verfahren zu dessen Herstellung und Verwendung desselben
DE19546482A1 (de) * 1995-12-13 1997-06-26 Basf Ag Verfahren zum Betreiben einer Reinigungsanlage, eine Reinigungsanlage und eine Verwendung derselben
DE19653200A1 (de) * 1996-12-19 1998-06-25 Basf Ag Verfahren zur Reduktion von Stickoxiden
EP1063010B1 (de) * 1998-03-09 2008-07-02 Osaka Gas Company Limited Verfahren zur entfernung von methan aus abgasen
US6103207A (en) 1999-04-26 2000-08-15 Ford Global Technologies, Inc. Treating diesel exhaust with a catalytic particulate mixture
US20020086795A1 (en) * 2000-12-29 2002-07-04 Labarge William J. Poison resistant lean NOx catalyst
US6407032B1 (en) * 2000-12-29 2002-06-18 Delphi Technologies, Inc. Poison resistant lean NOx catalyst
GB0124470D0 (en) * 2001-10-12 2001-12-05 Johnson Matthey Plc Exhaust system including hydrocarbon selective catalytic reduction catalyst
US7473278B2 (en) * 2004-09-16 2009-01-06 Smith & Nephew, Inc. Method of surface oxidizing zirconium and zirconium alloys and resulting product
CN100336591C (zh) * 2005-09-09 2007-09-12 汕头大学 一种富氧条件下丙烯选择还原一氧化氮的催化剂及其制备方法
CN100450614C (zh) * 2007-02-25 2009-01-14 汕头大学 一种将no转化为n2的纳米级催化剂及其制备方法
FR2913349B1 (fr) * 2007-03-08 2009-12-11 Peugeot Citroen Automobiles Sa Procede de traitement des gaz de combustion d'un moteur de type diesel
JP5408518B2 (ja) * 2007-04-18 2014-02-05 日産自動車株式会社 Ｐｍ酸化触媒及びその製造方法
EP2517776B2 (de) 2007-04-26 2019-08-07 Johnson Matthey Public Limited Company Übergangsmetall/kfi-zeolith scr katalysator
US8426660B2 (en) * 2008-08-21 2013-04-23 Sud-Chemie Inc. Process for purification of ethylene-containing feedstreams
US9732687B2 (en) * 2010-12-22 2017-08-15 GM Global Technology Operations LLC Perovskite oxide compounds for use in exhaust aftertreatment systems
JP5859366B2 (ja) * 2011-09-06 2016-02-10 三井金属鉱業株式会社 排気ガス浄化用触媒及び排気ガス浄化用触媒構成体
US8535627B1 (en) * 2012-12-12 2013-09-17 Southwest Research Institute Ketone/water mixtures for NOx removal
CN104415763B (zh) * 2013-08-22 2017-02-08 上海郎特电力环保科技有限公司 一种改性硅藻土及其制备方法
AT517862A1 (de) * 2015-11-09 2017-05-15 M A L Umwelttechnik - Gmbh Verfahren zur selektiven Reduktion von Stickoxiden in heißen Gasen
CN111167487B (zh) * 2019-12-31 2022-08-23 南京环福新材料科技有限公司 一种多功能催化剂及其制备方法和应用
US11311861B2 (en) 2020-04-13 2022-04-26 Toyota Motor Engineering And Manufacturing North America, Inc. Zinc doped manganese-iron spinel catalyst material and method of making and using the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1043603A (fr) * 1963-02-20 1953-11-10 Cavalier en matière élastique utilisable dans les fichiers
DE2165548C3 (de) * 1971-12-30 1978-09-14 Hoechst Ag, 6000 Frankfurt Reduktionskatalysator zur Reduktion von Stickoxiden in Abgasen
JPS5177593A (en) * 1974-12-28 1976-07-05 Japan Gasoline Haigasuchuno chitsusosankabutsukangenyoshokubai
DE3531809A1 (de) * 1985-09-06 1987-03-26 Kraftwerk Union Ag Katalysatormaterial zur reduktion von stickoxiden
DE3727119A1 (de) * 1987-08-14 1989-02-23 Didier Werke Ag Verfahren zur herstellung von katalysatoren fuer die reduzierung von stickoxiden aus abgasen oder fuer chemische luftreinigungsverfahren und nach dem verfahren hergestellte katalysatoren
ES2022607B3 (es) * 1988-01-22 1991-12-01 Metallgesellschaft Ag Procedimiento para la reduccion catalitica de no.

Also Published As

Publication number Publication date
EP0494388B1 (de) 1995-12-06
DE69115241T2 (de) 1996-06-13
US5227145A (en) 1993-07-13
EP0494388A1 (de) 1992-07-15

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