ATE106270T1 - Verfahren zur reinigung von abgasen und dafür geeigneter geformter katalysator. - Google Patents

Verfahren zur reinigung von abgasen und dafür geeigneter geformter katalysator.

Info

Publication number
ATE106270T1
ATE106270T1 AT90105773T AT90105773T ATE106270T1 AT E106270 T1 ATE106270 T1 AT E106270T1 AT 90105773 T AT90105773 T AT 90105773T AT 90105773 T AT90105773 T AT 90105773T AT E106270 T1 ATE106270 T1 AT E106270T1
Authority
AT
Austria
Prior art keywords
oxide
exhaust gases
purifying exhaust
catalyst suitable
molded catalyst
Prior art date
Application number
AT90105773T
Other languages
English (en)
Inventor
Masayuki Hanada
Morio Fukuda
Takeo Koshikawa
Akihiro Yamauchi
Hiroshi Ogura
Original Assignee
Mitsubishi Petrochemical Co
Mitsubishi Petrochem Eng
Catalysts & Chem Ind Co
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=ATE106270(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsubishi Petrochemical Co, Mitsubishi Petrochem Eng, Catalysts & Chem Ind Co filed Critical Mitsubishi Petrochemical Co
Application granted granted Critical
Publication of ATE106270T1 publication Critical patent/ATE106270T1/de

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)
  • Materials Engineering (AREA)
  • Biomedical Technology (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)
AT90105773T 1989-03-28 1990-03-27 Verfahren zur reinigung von abgasen und dafür geeigneter geformter katalysator. ATE106270T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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 (1)

Publication Number Publication Date
ATE106270T1 true ATE106270T1 (de) 1994-06-15

Family

ID=13575682

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90105773T ATE106270T1 (de) 1989-03-28 1990-03-27 Verfahren zur reinigung von abgasen und dafür geeigneter geformter katalysator.

Country Status (6)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0166345B1 (ko) * 1989-10-06 1998-12-15 비케, 디이터 랑핑어 불완전 연소시 유기생성물 발생을 감소시키는 방법
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
CA2141734C (en) * 1995-01-25 2000-06-06 Raj Narain Pandey Selective catalytic reduction of nitrogen oxides
EP0761938B1 (de) * 1995-08-30 2002-03-27 Haldor Topsoe A/S 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
DK2888042T3 (da) 2012-08-24 2020-06-08 Tronox Llc Katalysatorbærermaterialer, katalysatorer, fremgangsmåder til fremstilling deraf og anvendelser deraf

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
CA1238628A (en) * 1984-02-22 1988-06-28 Ronald M. Heck 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 (en) * 1986-07-29 1992-02-11 Makoto Imanari Process for removing nitrogen oxides from exhaust gases

Also Published As

Publication number Publication date
JP2879738B2 (ja) 1999-04-05
JPH02253828A (ja) 1990-10-12
EP0390059B2 (de) 1997-07-09
EP0390059A2 (de) 1990-10-03
CA2013100C (en) 2000-05-30
DE69009264D1 (de) 1994-07-07
DE69009264T3 (de) 1998-03-19
US5087430A (en) 1992-02-11
DE69009264T2 (de) 1994-11-10
EP0390059A3 (en) 1990-11-22
CA2013100A1 (en) 1990-09-28
EP0390059B1 (de) 1994-06-01

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time