CA2013100A1 - Procede d'epuration des gaz d'echappement, et catalyseur monte faisant partie du procede - Google Patents

Procede d'epuration des gaz d'echappement, et catalyseur monte faisant partie du procede

Info

Publication number
CA2013100A1
CA2013100A1 CA2013100A CA2013100A CA2013100A1 CA 2013100 A1 CA2013100 A1 CA 2013100A1 CA 2013100 A CA2013100 A CA 2013100A CA 2013100 A CA2013100 A CA 2013100A CA 2013100 A1 CA2013100 A1 CA 2013100A1
Authority
CA
Canada
Prior art keywords
exhaust gas
oxide
molded article
catalyst
purifying exhaust
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.)
Granted
Application number
CA2013100A
Other languages
English (en)
Other versions
CA2013100C (fr
Inventor
Masayuki Hanada
Morio Fukuda
Takeo Koshikawa
Akihiro Yamauchi
Hiroshi Ogura
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.)
Mitsubishi Chemical Corp
Mitsubishi Chemical Engineering Corp
JGC Catalysts and Chemicals Ltd
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13575682&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2013100(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of CA2013100A1 publication Critical patent/CA2013100A1/fr
Application granted granted Critical
Publication of CA2013100C publication Critical patent/CA2013100C/fr
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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • 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
    • B01D53/8625—Nitrogen oxides
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2062—Ammonia
    • 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
    • B01D2255/207—Transition metals
    • B01D2255/20707—Titanium
    • 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
    • B01D2255/20723—Vanadium
    • 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
    • B01D2255/20776—Tungsten
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CA002013100A 1989-03-28 1990-03-27 Procede d'epuration des gaz d'echappement, et catalyseur monte faisant partie du procede Expired - Lifetime CA2013100C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP75,420/89 1989-03-28
JP1075420A JP2879738B2 (ja) 1989-03-28 1989-03-28 排ガスの浄化方法およびそれに使用する触媒成型体

Publications (2)

Publication Number Publication Date
CA2013100A1 true CA2013100A1 (fr) 1990-09-28
CA2013100C CA2013100C (fr) 2000-05-30

Family

ID=13575682

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002013100A Expired - Lifetime CA2013100C (fr) 1989-03-28 1990-03-27 Procede d'epuration des gaz d'echappement, et catalyseur monte faisant partie du procede

Country Status (6)

Country Link
US (1) US5087430A (fr)
EP (1) EP0390059B2 (fr)
JP (1) JP2879738B2 (fr)
AT (1) ATE106270T1 (fr)
CA (1) CA2013100C (fr)
DE (1) DE69009264T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5612010A (en) * 1995-01-25 1997-03-18 Gas Metropolitain & Company, Limited Selective catalytic reduction of nitrogen oxides

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0447537B2 (fr) * 1989-10-06 2000-08-09 Basf Aktiengesellschaft Procede de reduction des emissions de produits organiques d'une combustion incomplete
GB2275624A (en) * 1993-03-05 1994-09-07 Jaguar Cars Exhaust converter structure
DE4321555C1 (de) * 1993-06-29 1994-09-15 Bayer Ag Verfahren zur Herstellung von Mischoxidpulvern für Entstickungskatalysatoren
ATE215176T1 (de) * 1995-08-30 2002-04-15 Haldor Topsoe As Verfahren und katalytische einheit zur behandlung von abgas bei dieselmotoren
DE19617081C2 (de) * 1996-04-29 2003-02-06 Kerr Mcgee Pigments Gmbh & Co Verfahren zur Herstellung von Mischoxidpulvern aus desaktivierten DENOX-Katalysatoren
ES2140268B1 (es) * 1996-09-16 2000-10-16 Consejo Superior Investigacion Sistemas cataliticos para la reduccion catalitica selectiva de oxidos de nitrogeno a alta temperatura.
DE19840404A1 (de) 1998-09-04 2000-03-09 Siemens Ag Verfahren zur katalytischen Entfernung von polyzyklischen aromatischen Nitro-, Nitroso- und/oder Amino-Verbindungen
US8364564B2 (en) * 2000-09-06 2013-01-29 International Business Machines Corporation Method for usage billing in an internet environment
US20040126286A1 (en) * 2002-06-19 2004-07-01 Deruyter John C. Method and apparatus for reducing a nitrogen oxide
JP5051977B2 (ja) * 2005-01-31 2012-10-17 バブコック日立株式会社 排ガス中微量有害物質の除去装置及びその運転方法
JP2008030017A (ja) * 2006-07-26 2008-02-14 Babcock Hitachi Kk 排ガス中微量有害物質の除去装置及びその運転方法
US8202482B2 (en) 2006-07-26 2012-06-19 Babcock-Hitachi Kabushiki Kaisha Apparatus for removing of trace of toxic substance from exhaust gas and method of operating the same
US8545796B2 (en) 2009-07-31 2013-10-01 Cristal Usa Inc. Silica-stabilized ultrafine anatase titania, vanadia catalysts, and methods of production thereof
SI2888042T1 (sl) 2012-08-24 2020-08-31 Tronox Llc Nosilni materiali za katalizatorje, katalizatorji, postopki za njihovo izdelavo in njihove uporabe

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3025133A (en) * 1959-10-12 1962-03-13 Minerals & Chem Philipp Corp Method for treating exhaust from an internal combustion engine operated on leaded fuel
JPS52122293A (en) * 1976-04-08 1977-10-14 Nippon Shokubai Kagaku Kogyo Co Ltd Catalyst for purifying nox
GB1586530A (en) * 1977-05-31 1981-03-18 Caterpillar Tractor Co Two-stage catalysts of engine exhaust
JPS5911340B2 (ja) * 1977-11-15 1984-03-14 株式会社日本触媒 改良された窒素酸化物浄化用成型触媒
JPS56126437A (en) * 1980-03-08 1981-10-03 Mazda Motor Corp Catalyst for purification of exhaust gas of automobile
JPS56168835A (en) * 1980-05-31 1981-12-25 Mitsubishi Petrochem Co Ltd Denitrating catalyst and denitrating method
US4374103A (en) * 1981-07-20 1983-02-15 Ford Motor Company Method of using a low cost catalyst system
DE3565215D1 (en) * 1984-02-22 1988-11-03 Engelhard Corp Vanadium oxide catalyst for nitrogen oxide reduction and process using the same
DE3407172C2 (de) * 1984-02-28 1986-09-04 Degussa Ag, 6000 Frankfurt Einrichtung zur Reinigung der Abgase von Dieselmotoren
JPS634853A (ja) * 1986-06-24 1988-01-09 Matsushita Electric Ind Co Ltd 排ガス浄化用触媒体
CA1295598C (fr) * 1986-07-29 1992-02-11 Makoto Imanari Procede d'elimination des oxydes d'azote dans les gaz d'echappement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5612010A (en) * 1995-01-25 1997-03-18 Gas Metropolitain & Company, Limited Selective catalytic reduction of nitrogen oxides

Also Published As

Publication number Publication date
EP0390059A2 (fr) 1990-10-03
US5087430A (en) 1992-02-11
DE69009264D1 (de) 1994-07-07
EP0390059A3 (en) 1990-11-22
ATE106270T1 (de) 1994-06-15
EP0390059B1 (fr) 1994-06-01
DE69009264T3 (de) 1998-03-19
JPH02253828A (ja) 1990-10-12
CA2013100C (fr) 2000-05-30
EP0390059B2 (fr) 1997-07-09
DE69009264T2 (de) 1994-11-10
JP2879738B2 (ja) 1999-04-05

Similar Documents

Publication Publication Date Title
EP0390059A3 (en) Process for purifying exhaust gas and catalyst molded article for use in it
EP0613714A3 (en) Catalyst and process for purifying exhaust gases.
DE69023437D1 (de) Verfahren zur katalytische Reduzierung von Stickstoffoxyden aus Abgasen.
EP0385164A3 (en) Catalyst for the selective reduction of nitric oxide with ammonia
ATE112697T1 (de) Verfahren zur reduktion von stickoxiden aus abgasen.
TW354768B (en) Process for the purification of nitric oxide
AU8673391A (en) Catalyst composition for purification of exhaust gas, catalyst for purification of exhaust gas, and process for producing said catalyst
KR900007472A (ko) 가스처리 촉매용 담체, 그의 제조방법 및 그 담체를 함유하는 배기가스처리용 촉매
EP0323195A3 (en) A process for removing nitrogen oxides
DE3877131D1 (de) Katalysator zur entfernung von stickstoffoxyden.
CA2112190A1 (fr) Procede d'extraction des oxydes d'azote contenus dans un gaz d'echappement a teneur elevee en oxygene
ZA9811945B (en) Catalyst based on ferrierite/iron for catalytically reducing the nitrous oxide content in gas, process for producing it and application to the treatment of industrial gases.
ATE131409T1 (de) Behandlung von nox und sauerstoffhaltigen abgasen mit einer katalytischen zusammensetzung auf basis von zeolith y, die mit cu ausgetauscht sind
YU27989A (en) Catalyzers for exhaust gasses of vehicles
DE69201847D1 (de) Herstellung eines Katalysators durch Reduzierung und teilweise Aufkohlung von Metaloxyden mit Reaktionsgasen.
ATE81030T1 (de) Verfahren zur entfernung von stickoxiden aus verbrennungsabgasen.
EP0451291A4 (en) Catalyst for nitrogen oxide decomposition and method of cleaning nitrogen oxide-containing exhaust gas
CA2096328A1 (fr) Catalyseur pour la purification des gaz d'echappement
HUT56007A (en) Three-way catalyzer for purifying the exhaust gases of motor vehicles and method for producing same
JPS5594643A (en) Denitrification catalyst
FR2707075B1 (fr) Catalyseur de réduction des NOx et procédé catalytique de réduction des NOx.
JPS6480430A (en) Exhaust gas purifying device
JPS5615841A (en) Catalyst for removal of nitrogen oxides in exhaust gas
AU5517486A (en) Process for the selective elimination of nitric oxides contained in exhaust gases
JPS5597231A (en) Denitration

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry