ATE246032T1 - Katalysator und verfahren zur entfernung von stickstoffoxiden in abgas - Google Patents

Katalysator und verfahren zur entfernung von stickstoffoxiden in abgas

Info

Publication number
ATE246032T1
ATE246032T1 AT96115116T AT96115116T ATE246032T1 AT E246032 T1 ATE246032 T1 AT E246032T1 AT 96115116 T AT96115116 T AT 96115116T AT 96115116 T AT96115116 T AT 96115116T AT E246032 T1 ATE246032 T1 AT E246032T1
Authority
AT
Austria
Prior art keywords
catalyst
nitrogen oxides
exhaust gas
removing nitrogen
reducing
Prior art date
Application number
AT96115116T
Other languages
English (en)
Inventor
Giuseppe Bellussi
Luigina Maria Flora Sabatino
Hirofumi Ohtsuka
Takeshi Tabata
Osamu Okada
Original Assignee
Enitecnologie Spa
Osaka Gas 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
Application filed by Enitecnologie Spa, Osaka Gas Co Ltd filed Critical Enitecnologie Spa
Application granted granted Critical
Publication of ATE246032T1 publication Critical patent/ATE246032T1/de

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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • 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
    • 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
    • B01D53/8628—Processes characterised by a specific catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
AT96115116T 1995-10-06 1996-09-20 Katalysator und verfahren zur entfernung von stickstoffoxiden in abgas ATE246032T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25982995 1995-10-06

Publications (1)

Publication Number Publication Date
ATE246032T1 true ATE246032T1 (de) 2003-08-15

Family

ID=17339577

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96115116T ATE246032T1 (de) 1995-10-06 1996-09-20 Katalysator und verfahren zur entfernung von stickstoffoxiden in abgas

Country Status (9)

Country Link
US (1) US5985225A (de)
EP (1) EP0766992B1 (de)
JP (1) JPH11514915A (de)
KR (1) KR980700115A (de)
CN (1) CN1172437A (de)
AT (1) ATE246032T1 (de)
CA (1) CA2207007A1 (de)
DE (1) DE69629258T2 (de)
WO (1) WO1997012663A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2754468B1 (fr) * 1996-10-10 2001-12-14 Gaz De France Catalyseur, en particulier de reduction des nox, et procede de reduction des nox
FR2784309B1 (fr) * 1998-10-12 2000-11-17 Inst Francais Du Petrole Procede de diminution des emissions d'oxydes d'azote dans un milieu surstoechiometrique en oxydants
WO2001030696A1 (en) 1999-10-28 2001-05-03 The Regents Of The University Of California Catalysts for lean burn engine exhaust abatement
US6555492B2 (en) 1999-12-29 2003-04-29 Corning Incorporated Zeolite/alumina catalyst support compositions and method of making the same
US6662951B1 (en) 2000-09-27 2003-12-16 Basic Resources, Inc. Process for extracting and purifying naturally occurring zeolite
DE10312763A1 (de) * 2003-03-21 2004-09-30 IFAC Institut für angewandte Colloidtechnologie GmbH & Co. KG Verfahren zur Herstellung einer SLN-Dispersion
US20050100494A1 (en) 2003-11-06 2005-05-12 George Yaluris Ferrierite compositions for reducing NOx emissions during fluid catalytic cracking
US20050161410A1 (en) * 2003-11-06 2005-07-28 Wilson Gregg L. System, method and composition for treatment of wastewater
BRPI0610326B1 (pt) 2005-04-27 2015-07-21 Grace W R & Co Composições e processos para reduzir emissões de nox durante o craqueamento catalítico de fluído.
NL2001788C2 (nl) † 2008-07-11 2010-01-12 Stichting Energie Werkwijze voor de decompositie van N2O, katalysator daarvoor en bereiding van deze katalysator.

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3308069A (en) * 1964-05-01 1967-03-07 Mobil Oil Corp Catalytic composition of a crystalline zeolite
DE3222143A1 (de) * 1982-06-11 1983-12-15 Basf Ag, 6700 Ludwigshafen Kobalt enthaltende traegerkatalysatoren, deren herstellung und verwendung
JPH0611381B2 (ja) * 1986-10-17 1994-02-16 株式会社豊田中央研究所 排ガス浄化方法
DE3713169A1 (de) * 1987-04-17 1988-11-03 Bayer Ag Verfahren und vorrichtung zur reduktion von stickoxiden
US4867954A (en) * 1988-04-07 1989-09-19 Uop Catalytic reduction of nitrogen oxides
DE3827996C2 (de) * 1988-08-15 1995-04-13 Werner Dipl Chem Fabian Verfahren zur Entfernung kovalenter Hydride der Elemente der III. bis VI. Hauptgruppe des Periodensystems sowie von Trialkyl-Pniktiden und Dialkyl-Chalkogeniden aus 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
JP3143936B2 (ja) * 1991-02-15 2001-03-07 東ソー株式会社 排気ガス浄化触媒および排気ガス浄化方法
US5451385A (en) * 1991-08-01 1995-09-19 Air Products And Chemicals, Inc. Control of exhaust emissions from methane-fueled internal combustion engines
US5260043A (en) * 1991-08-01 1993-11-09 Air Products And Chemicals, Inc. Catalytic reduction of NOx and carbon monoxide using methane in the presence of oxygen
US5149512A (en) * 1991-08-01 1992-09-22 Air Products And Chemicals, Inc. Catalytic reduction of NOx using methane in the presence of oxygen
JP3086015B2 (ja) * 1991-08-07 2000-09-11 トヨタ自動車株式会社 排気ガス浄化用触媒
US5171553A (en) * 1991-11-08 1992-12-15 Air Products And Chemicals, Inc. Catalytic decomposition of N2 O
JPH05220403A (ja) * 1991-12-16 1993-08-31 Toyota Motor Corp 排気ガス浄化用触媒
US5316661A (en) * 1992-07-08 1994-05-31 Mobil Oil Corporation Processes for converting feedstock organic compounds
CA2112190C (en) * 1992-12-24 2000-02-22 Hiroshi Miura Process for removing nitrogen oxides from oxygen rich exhaust gas
JPH06210171A (ja) * 1993-01-13 1994-08-02 Sumitomo Metal Mining Co Ltd 脱 硝 触 媒
IT1266666B1 (it) * 1993-11-04 1997-01-09 Eniricerche Spa Processo per la riduzione catalitica di nox nei fumi di combustione
EP0945166B1 (de) * 1993-11-04 2004-10-06 ENITECNOLOGIE S.p.a. Katalysator zur Reduktion von NOx in Verbrennungsabgasen
JPH11221469A (ja) * 1995-03-17 1999-08-17 Osaka Gas Co Ltd 窒素酸化物還元用触媒及び排ガス中の窒素酸化物の還元方法
DE69614438T2 (de) * 1995-04-17 2002-06-13 Eniricerche S.P.A., San Donato Milanese Katalysator und Verfahren zur Entfernung von Stickstoffoxiden in Abgas

Also Published As

Publication number Publication date
JPH11514915A (ja) 1999-12-21
DE69629258T2 (de) 2004-04-22
WO1997012663A1 (en) 1997-04-10
EP0766992B1 (de) 2003-07-30
KR980700115A (ko) 1998-03-30
EP0766992A1 (de) 1997-04-09
US5985225A (en) 1999-11-16
CA2207007A1 (en) 1997-04-10
DE69629258D1 (de) 2003-09-04
CN1172437A (zh) 1998-02-04

Similar Documents

Publication Publication Date Title
WO1997031705A3 (de) Verfahren und vorrichtung zur abgasreinigung
ATE112697T1 (de) Verfahren zur reduktion von stickoxiden aus abgasen.
ATE392944T1 (de) Katalysatorzusammensetzung zur reinigung von abgasen
DE69218017D1 (de) Katalysator zur Reinigung von Abgasen
DE69703840D1 (de) Katalytische abgasreinigungsanlage für einen verbrennungsmotor und katalysator zum reinigen von abgas eines verbrennungsmotors
DE69204830D1 (de) Katalysator und Verfahren zur Reinigung von Abgas.
DE69729670D1 (de) Katalysator und Verfahren zur Reinigung von Abgasen
ATE196998T1 (de) Verfahren zur denitrierung von abgasen
DE69815787D1 (de) Katalytisches Verfahren zur Beseitigung von organischen Schadstoffe in Gewässer
DE68915388D1 (de) Katalysator zur Reinigung von Abgasen, Verfahren zur Herstellung und Verwendung des Katalysators.
DE69629258D1 (de) Katalysator und Verfahren zur Entfernung von Stickstoffoxiden in Abgas
DE69517279D1 (de) Katalysator und Verfahren zum Reinigen von Abgasen
SE9800473L (sv) Förfarande för avgasrening jämte gasbrännare
DE69614438D1 (de) Katalysator und Verfahren zur Entfernung von Stickstoffoxiden in Abgas
DE50100961D1 (de) Verfahren und abgasreinigungsanlage zur katalytischen reduktion von stickoxiden im abgas einer verbrennungsanlage
ATE56889T1 (de) Verfahren zur gleichzeitigen beseitigung von stickstoffoxiden und kohlenstoffmonoxid.
ATE41879T1 (de) Katalysator zur selektiven reduzierung von stickoxiden in abgasen sowie verfahren zur herstellung und verwendung eines solchen katalysators.
DK0584887T3 (da) Katalysatorer til behandling af udstødningsgasser fra forbrændingsmotorer og stationære motorer
ATE452696T1 (de) Verfahren zur denitrierung von abgasen
DE59004874D1 (de) Katalysator zur Reinigung von Abgasen aus überstöchiometrisch betriebenen Verbrennungsmotoren und Gasturbinen.
DE60143944D1 (de) Poröser Katalysator, Verfahren und Anordnung zur katalytischen Konversion von Abgasen
DE69402766D1 (de) Methode und Katalysator zur Reinigung von Abgasen
WO2004022225A3 (en) Method for converting nitrogen oxides (nox) in exhaust gases and catalyst useful for it
JPS5715824A (en) Method for removing nitrogen oxide in waste gas
RU93004663A (ru) Способ очистки газов от фтора и/или неорганических соединений фтора

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties