ATE361141T1 - Katalytischer prozess zur verringerung von stickoxiden in rauchgasen - Google Patents

Katalytischer prozess zur verringerung von stickoxiden in rauchgasen

Info

Publication number
ATE361141T1
ATE361141T1 AT04707952T AT04707952T ATE361141T1 AT E361141 T1 ATE361141 T1 AT E361141T1 AT 04707952 T AT04707952 T AT 04707952T AT 04707952 T AT04707952 T AT 04707952T AT E361141 T1 ATE361141 T1 AT E361141T1
Authority
AT
Austria
Prior art keywords
nitrogen oxides
catalytic process
reducing nitrogen
smoke gases
containing composition
Prior art date
Application number
AT04707952T
Other languages
English (en)
Inventor
Timo Nissinen
Jari Kukkonen
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Application granted granted Critical
Publication of ATE361141T1 publication Critical patent/ATE361141T1/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
    • 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
    • B01D53/90—Injecting reactants
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Treating Waste Gases (AREA)
  • Catalysts (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Cleaning Of Streets, Tracks, Or Beaches (AREA)
AT04707952T 2003-02-04 2004-02-04 Katalytischer prozess zur verringerung von stickoxiden in rauchgasen ATE361141T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20030168A FI116897B (fi) 2003-02-04 2003-02-04 Ammoniumformiaatin käyttö pelkistysprosessissa

Publications (1)

Publication Number Publication Date
ATE361141T1 true ATE361141T1 (de) 2007-05-15

Family

ID=8565531

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04707952T ATE361141T1 (de) 2003-02-04 2004-02-04 Katalytischer prozess zur verringerung von stickoxiden in rauchgasen

Country Status (13)

Country Link
US (1) US7595034B2 (de)
EP (1) EP1594593B1 (de)
JP (1) JP4798453B2 (de)
KR (1) KR101089360B1 (de)
CN (1) CN100366327C (de)
AT (1) ATE361141T1 (de)
CA (1) CA2514881C (de)
DE (1) DE602004006233T2 (de)
ES (1) ES2286604T3 (de)
FI (1) FI116897B (de)
NO (1) NO330831B1 (de)
RU (1) RU2346732C2 (de)
WO (1) WO2004069385A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10251588A1 (de) * 2002-11-06 2004-05-19 Robert Bosch Gmbh Vorrichtung zur Nachbehandlung des Abgases einer Brennkraftmaschine
FI117891B (fi) * 2004-08-04 2007-04-13 Kemira Oyj Pelkistysainekoostumus
US7535034B2 (en) * 2006-02-27 2009-05-19 The Board Of Trustees Of The University Of Illinois PNP light emitting transistor and method
JP5243705B2 (ja) * 2006-08-24 2013-07-24 三井化学株式会社 内燃機関排気処理用ＮＯｘ還元剤
FI120966B (fi) * 2007-02-15 2010-05-31 Kemira Oyj Menetelmä pelkistysainekoostumuksen valmistamiseksi
FR2912932B1 (fr) * 2007-02-23 2011-06-10 Total France Solution aqueuse pour traitement des gaz d'echappement des moteurs diesel
DE102007062594B4 (de) 2007-12-22 2021-08-05 Volkswagen Ag Verfahren zum Herabsenken eines Gefrierpunkts einer harnstoffhaltigen Reduktionsmittellösung und Abgasnachbehandlungsanlage
DE102009040352A1 (de) 2009-09-05 2011-03-17 Johnson Matthey Catalysts (Germany) Gmbh Verfahren zur Herstellung eines SCR aktiven Zeolith-Katalysators sowie SCR aktiver Zeolith-Katalysator
DE102010022775A1 (de) * 2010-06-04 2011-12-08 Uhde Gmbh Verfahren und Vorrichtung zur Beseitigung von NOx und N2O
DE102010039481A1 (de) 2010-08-18 2012-02-23 Robert Bosch Gmbh SCR-Drucksystem zur Änderung des Gefrierpunktes des Additivs
DE102010040365A1 (de) 2010-09-07 2012-03-08 Robert Bosch Gmbh Druckluftzerstäuber
CN102213125A (zh) * 2011-05-24 2011-10-12 辽宁润迪精细化工有限公司 一种改善低温性能的尿素还原剂组合物
CN102213126B (zh) * 2011-05-24 2013-02-06 辽宁润迪精细化工有限公司 一种低温尿素还原剂组合物
CN102213124B (zh) * 2011-05-24 2013-02-06 辽宁润迪精细化工有限公司 一种超低温尿素还原剂组合物
US8518354B2 (en) 2011-07-29 2013-08-27 Deere & Company Diesel exhaust fluid formulation having a high ammonium content and a low freezing point
EP2620213A1 (de) 2012-01-27 2013-07-31 Paul Scherrer Institut Katalysator zur Umwandlung von flüssigen Ammoniakvorläuferlösungen in gasförmiges Ammoniak unter Vermeidung der Bildung von unerwünschten Nebenprodukten
CN103511040A (zh) * 2013-10-17 2014-01-15 刘观柏 一种用于发动机scr的碳酸氢铵干法制氨及计量喷射系统
CN104128090A (zh) * 2014-08-03 2014-11-05 长春市永畅实业有限责任公司 一种满足车辆低温去除氮氧化物的还原剂
CN104265422B (zh) * 2014-08-03 2017-08-11 长春市永畅实业有限责任公司 一种低温条件释氨还原剂组合物及其制备方法
CN104147926A (zh) * 2014-08-03 2014-11-19 长春市永畅实业有限责任公司 一种可低温释氨还原剂混合物
US10767529B2 (en) 2018-11-08 2020-09-08 Faurecia Emissions Control Technologies, Usa, Llc Automotive exhaust aftertreatment system having onboard ammonia reactor with heated doser
US10683787B2 (en) 2018-11-08 2020-06-16 Faurecia Emissions Control Technologies, Usa, Llc Automotive exhaust aftertreatment system having onboard ammonia reactor with hybrid heating
US10876454B2 (en) 2018-11-08 2020-12-29 Faurecia Emissions Control Technologies, Usa, Llc Automotive exhaust aftertreatment system with multi-reductant injection and doser controls
US11193413B2 (en) 2019-12-12 2021-12-07 Faurecia Emissions Control Technologies, Usa, Llc Exhaust aftertreatment system with virtual temperature determination and control
US11319853B2 (en) 2020-03-31 2022-05-03 Faurecia Emissions Control Technologies, Usa, Llc Automotive exhaust aftertreatment system with doser
US11022014B1 (en) 2020-04-28 2021-06-01 Faurecia Emissions Control Technologies, Usa, Llc Exhaust aftertreatment system with heated flash-boiling doser
US11511239B2 (en) 2020-04-29 2022-11-29 Faurecia Emissions Control Technologies, Usa, Llc Heated flash-boiling doser with integrated helix
US11092054B1 (en) 2020-04-29 2021-08-17 Faurecia Emissions Control Technologies, Usa, Llc Flash-boiling doser with thermal transfer helix
US11384667B2 (en) 2020-05-29 2022-07-12 Faurecia Emissions Control Technologies, Usa, Llc Exhaust aftertreatment system with heated dosing control
US11225894B1 (en) 2020-06-30 2022-01-18 Faurecia Emissions Control Technologies, Usa, Llc Exhaust aftertreatment system with thermally controlled reagent doser
CN113144849B (zh) * 2021-05-07 2023-01-24 西安睿宇翰江商贸有限公司 一种冶炼烟气脱硝剂、脱硝溶液及其应用

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1111936A (en) 1966-01-28 1968-05-01 Distillers Co Yeast Ltd De-icer composition
US3900554A (en) * 1973-03-16 1975-08-19 Exxon Research Engineering Co Method for the reduction of the concentration of no in combustion effluents using ammonia
DE3532226A1 (de) * 1985-08-13 1987-03-19 Sued Chemie Ag Katalysator zur verringerung des stickoxidgehalts von verbrennungsabgasen
US4873066A (en) * 1988-06-15 1989-10-10 Fuel Tech, Inc. Low temperature process for the reduction of nitrgen oxides in an effluent
CH675623A5 (de) * 1988-09-27 1990-10-15 Von Roll Ag
JPH02203923A (ja) * 1989-01-30 1990-08-13 Hitachi Zosen Corp 窒素酸化物の接触還元方法
US5139755A (en) * 1990-10-17 1992-08-18 Energy And Environmental Research Corporation Advanced reburning for reduction of NOx emissions in combustion systems
DE4038054A1 (de) 1990-11-29 1992-06-04 Man Technologie Gmbh Verfahren und vorrichtung zur selektiven katalytischen no(pfeil abwaerts)x(pfeil abwaerts)-reduktion in sauerstoffhaltigen abgasen
US5116584A (en) * 1991-04-05 1992-05-26 Energy And Environmental Research Corporation Methods for enlarging the useful temperature window for NOx reduction in combustion systems
DE4221451C2 (de) 1992-06-30 1996-02-29 Werner Prof Dr Weisweiler Verfahren und Vorrichtung zur katalysierten Entstickung der Abgase von Dieselmotoren und Mager-Ottomotoren
US5536482A (en) * 1992-10-13 1996-07-16 Nalco Fuel Tech Process for pollution control
JP3992083B2 (ja) * 1993-05-11 2007-10-17 バブコック日立株式会社 固体還元剤を用いる排煙脱硝方法および装置
RU2088316C1 (ru) 1995-02-28 1997-08-27 Институт катализа имени Г.К.Борескова СО РАН Способ очистки отходящих газов от оксидов азота
JPH08323151A (ja) * 1995-06-05 1996-12-10 Tokyo Gas Co Ltd ＮＯｘ含有排ガスの浄化方法
DE19728343C5 (de) * 1997-07-03 2013-02-21 Robert Bosch Gmbh Verfahren und Vorrichtung zur selektiven katalytischen NOx-Reduktion
US6280695B1 (en) * 2000-07-10 2001-08-28 Ge Energy & Environmental Research Corp. Method of reducing NOx in a combustion flue gas

Also Published As

Publication number Publication date
JP4798453B2 (ja) 2011-10-19
US20060147362A1 (en) 2006-07-06
NO330831B1 (no) 2011-07-25
DE602004006233T2 (de) 2008-01-10
KR20050100647A (ko) 2005-10-19
FI116897B (fi) 2006-03-31
EP1594593B1 (de) 2007-05-02
RU2005127476A (ru) 2006-03-27
FI20030168A (fi) 2004-08-05
CA2514881C (en) 2011-07-05
CN1747777A (zh) 2006-03-15
NO20053881L (no) 2005-09-01
ES2286604T3 (es) 2007-12-01
US7595034B2 (en) 2009-09-29
CA2514881A1 (en) 2004-08-19
JP2006517857A (ja) 2006-08-03
WO2004069385A1 (en) 2004-08-19
RU2346732C2 (ru) 2009-02-20
KR101089360B1 (ko) 2011-12-05
NO20053881D0 (no) 2005-08-18
EP1594593A1 (de) 2005-11-16
DE602004006233D1 (de) 2007-06-14
FI20030168A0 (fi) 2003-02-04
CN100366327C (zh) 2008-02-06

Similar Documents

Publication Publication Date Title
ATE361141T1 (de) Katalytischer prozess zur verringerung von stickoxiden in rauchgasen
DE50204774D1 (de) Verfahren zur verringerung des gehalts von n2o und nox in gasen
BR0309140B1 (pt) processo para a remoção de óxidos de nitrogênio.
BR0207597A (pt) Catalisador para diminuir a quantidade de óxidos de nitrogênio no gás de descarga de motores de queima pobre
ATE250452T1 (de) Verfahren zur katalytischen umsetzung von im abgas eines verbrennungsmotors enthaltenen stickoxiden
ES2192985A1 (es) Nuevo catalizador para la reduccion de no a n2 con hidrogeno en condiciones de nox oxidantes.
EP1166858A3 (de) Abgasreinigungskatalysator und Abgasreinigungsanlage
HUP0204532A2 (hu) N2O lebontására alkalmas katalizátor, ennek alkalmazása és előállítása
DK1372827T3 (da) Fremgangsmåde til reducering af N2O-indholdet i gasser
BR0212561A (pt) Composição que adsorve óxidos de nitrogênio presentes nos gases de escapamento produzidos por um motor de combustão, processo para conversão de óxidos de nitrogênio presentes no gás de escapamento produzido por um motor de combustão, e, sistema de escapamento para conversão de óxidos de nitrogênio presentes no gás de escapamento produzido por um motor de combustão
DE50203575D1 (de) Verfahren zur selektiven katalytischen reduktion von stickoxiden mit ammoniak im mageren abgas eines verbrennungsprozesses
DK1229994T3 (da) Reduktion af N2O-udslip
EP1326049A4 (de) Verfahren zur hinderung des nox-gehalts in verbrennungsgas aus verbrennungsöfen
SU1159624A1 (ru) Катализатор для окисления оксида азота (ii)
CA2218838A1 (en) Aqueous alkaline earth nitrate fertilizer composition and combustion process for making the same
RU2003137681A (ru) Способ получения углеводородов из оксидов углерода и водорода
Kertes Greenhouse role said minor
UA32962C2 (uk) Газова суміш для господарського використання
RU2004135599A (ru) Способ селективный каталитической очистки выхлопных газов от оксидов азота в промышленных установках
JPS5573331A (en) Treatment of exhaust gas which contains nitrogen oxide
TH61882A (th) วิธีการสำหรับสร้างแคลเซียมซัลเฟตขึ้นใหม่
TH65862A (th) ออกซิเดชันของ nox's ด้วยโซเดียมคลอไรต์ในการรวมกับกระบวนการแยก nox ออกเชิงความร้อน

Legal Events

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