ES2036473B1 - Disposicion catalizadora para reduccion de oxido de nitrogeno - Google Patents

Disposicion catalizadora para reduccion de oxido de nitrogeno

Info

Publication number
ES2036473B1
ES2036473B1 ES9102221A ES9102221A ES2036473B1 ES 2036473 B1 ES2036473 B1 ES 2036473B1 ES 9102221 A ES9102221 A ES 9102221A ES 9102221 A ES9102221 A ES 9102221A ES 2036473 B1 ES2036473 B1 ES 2036473B1
Authority
ES
Spain
Prior art keywords
nitrogen oxide
exhaust gas
reduction
oxide reduction
catalyst provision
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
ES9102221A
Other languages
English (en)
Spanish (es)
Other versions
ES2036473A1 (es
Inventor
Kartmut Kainer
Daniel Grimm
Wilfried Schnelle
Wilfried Schutz
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.)
Didier Werke AG
Original Assignee
Didier Werke AG
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 Didier Werke AG filed Critical Didier Werke AG
Publication of ES2036473A1 publication Critical patent/ES2036473A1/es
Application granted granted Critical
Publication of ES2036473B1 publication Critical patent/ES2036473B1/es
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
    • 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
    • B01D53/9431—Processes characterised by a specific device
    • 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
    • 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
    • B01D2255/207—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
    • B01D2255/20738—Iron
    • 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
    • B01D2255/20784—Chromium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
ES9102221A 1990-10-10 1991-10-08 Disposicion catalizadora para reduccion de oxido de nitrogeno Expired - Lifetime ES2036473B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4032085A DE4032085A1 (de) 1990-10-10 1990-10-10 Katalysatoranordnung zur reduktion von stickoxiden

Publications (2)

Publication Number Publication Date
ES2036473A1 ES2036473A1 (es) 1993-05-16
ES2036473B1 true ES2036473B1 (es) 1994-03-01

Family

ID=6415974

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9102221A Expired - Lifetime ES2036473B1 (es) 1990-10-10 1991-10-08 Disposicion catalizadora para reduccion de oxido de nitrogeno

Country Status (6)

Country Link
BE (1) BE1006164A3 (enrdf_load_stackoverflow)
CH (1) CH681429A5 (enrdf_load_stackoverflow)
DE (1) DE4032085A1 (enrdf_load_stackoverflow)
DK (1) DK171491A (enrdf_load_stackoverflow)
ES (1) ES2036473B1 (enrdf_load_stackoverflow)
IT (1) IT1249451B (enrdf_load_stackoverflow)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE157901T1 (de) * 1992-02-10 1997-09-15 Man Nutzfahrzeuge Ag Vorrichtung zur katalytischen nox-reduktion
CA2088713C (en) * 1992-02-24 1999-11-16 Hans Thomas Hug Cleaning exhaust gases from combustion installations
DE4214183A1 (de) * 1992-04-30 1993-06-09 Daimler Benz Ag Abgasnachbehandlungseinrichtung fuer verbrennungsmotoren, mit einem reduktionskatalysator zur selektiven katalytischen reduktion von stickoxiden aus abgasen, insbesondere aus abgasen von kraftfahrzeugdieselmotoren
EP0611594A1 (de) * 1993-02-17 1994-08-24 Siemens Aktiengesellschaft Katalysator zur Umsetzung von Reaktanten eines Gasgemisches
EP0617199B1 (de) * 1993-03-26 1996-01-31 Siemens Aktiengesellschaft Katalysator zur Stickoxidminderung im Abgas eines Verbrennungsmotors
AU7359194A (en) * 1993-07-12 1995-02-13 Platinum Plus, Inc. Method for reducing emissions of nox and particulates from a diesel engine
DE19617563C2 (de) * 1996-05-02 2000-06-15 Daimler Chrysler Ag Abgaskatalysatoranlage für einen Dieselmotor
US8833062B1 (en) 2013-03-15 2014-09-16 Daimier Ag Catalytic reduction of NOx
GB9802504D0 (en) 1998-02-06 1998-04-01 Johnson Matthey Plc Improvements in emission control
JP3482874B2 (ja) * 1998-05-28 2004-01-06 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3733834B2 (ja) * 2000-05-02 2006-01-11 日産自動車株式会社 内燃機関の排気浄化装置
DE10128414A1 (de) 2001-06-12 2002-12-19 Daimler Chrysler Ag Abgasreinigungsanlage mit Reduktionsmittelversorgung
DE10207986A1 (de) 2002-02-25 2003-09-04 Daimler Chrysler Ag Abgasreinigungsanlage für eine Brennkraftmaschine
US6846464B2 (en) * 2002-11-20 2005-01-25 Ford Global Technologies, Llc Bimodal catalyst-urea SCR system for enhanced NOx conversion and durability
US7481983B2 (en) 2004-08-23 2009-01-27 Basf Catalysts Llc Zone coated catalyst to simultaneously reduce NOx and unreacted ammonia
FR2877693B1 (fr) * 2004-11-08 2007-04-13 Peugeot Citroen Automobiles Sa SYSTEME DE TRAITEMENT DES NOx DE GAZ D'ECHAPPEMENT D'UN MOTEUR THERMIQUE DE VEHICULE AUTOMOBILE
US8850802B1 (en) 2013-03-15 2014-10-07 Daimler Ag Catalytic reduction of NOx

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332788B2 (enrdf_load_stackoverflow) * 1973-10-12 1978-09-09
GB1560184A (en) * 1977-05-31 1980-01-30 Caterpillar Tractor Co Dual catalyst nitric oxide reduction
DE3332663C2 (de) * 1983-09-10 1987-02-19 L. & C. Steinmüller GmbH, 5270 Gummersbach Verfahren zur Optimierung der Reduktion von NO↓x↓ in Rauchgasen aus mit fossilen Brennstoffen befeuerten Feuerungseinrichtungen
DE8424417U1 (de) * 1984-08-17 1986-07-10 Lentjes BWE Energietechnik GmbH, 4000 Düsseldorf Vorrichtung zur selektiven katalytischen Reduktion von Stickoxyden
DE3505648C2 (de) * 1985-02-19 1987-02-19 Didier Engineering Gmbh, 4300 Essen Verfahren zur Herstellung eines Eisenoxid, Chromoxid und Manganoxid enthaltenden Katalysators zur selektiven Reduzierung von Stickoxiden in Abgasen mittels Ammoniak
DE3544320A1 (de) * 1985-12-14 1987-08-27 Rennebeck Klaus Kaskaden-sequenzkatalysation mit katalysator-serienschaltung in abhaengigkeit zur reaktionstemperatur
DE3637395A1 (de) * 1986-11-03 1988-05-05 Thyssen Industrie Vorrichtung zur entstickung von rauchgasen
DE3733501A1 (de) * 1987-10-03 1989-04-13 Ruhrgas Ag Verfahren zur verminderung von emissionen beim betrieb von stationaeren verbrennungsmotoren
FR2622126B1 (fr) * 1987-10-21 1991-06-14 Procatalyse Ste Fse Produits C Catalyseur pour le traitement des gaz d'echappement des moteurs a combustion interne et procede de fabrication de ce catalyseur

Also Published As

Publication number Publication date
DK171491A (da) 1992-04-11
BE1006164A3 (fr) 1994-05-31
DK171491D0 (da) 1991-10-09
CH681429A5 (enrdf_load_stackoverflow) 1993-03-31
ES2036473A1 (es) 1993-05-16
IT1249451B (it) 1995-02-23
ITRM910751A0 (it) 1991-10-07
DE4032085A1 (de) 1992-04-16
ITRM910751A1 (it) 1993-04-07

Similar Documents

Publication Publication Date Title
ES2036473B1 (es) Disposicion catalizadora para reduccion de oxido de nitrogeno
DE69111614D1 (de) Gasturbinenbrennkammer und deren arbeitsweise.
IT1213263B (it) Scambiatore di calore per il raffredamento di gas surriscaldati, in particolar modo dalla sintesi dell'ammoniaca
KR900007472A (ko) 가스처리 촉매용 담체, 그의 제조방법 및 그 담체를 함유하는 배기가스처리용 촉매
DE69100910D1 (de) Katalytische Gasturbinenbrennkammer mit Vorbrenner und niedrigem NOX-Ausstoss.
LV10811A (lv) Kaitigu izpludes gazu nepartauktas kontroles sistema lietojot masspektrometru
FI910766A7 (fi) Katalysaattori kaasupäästöjen käsittelemiseen ja näiden kaasupäästöjen käsittelymenetelmä
PL203862A1 (pl) Makrowymiarowe kompozycje katalityczne oraz sposob ich wytwarzania i sposob oczyszczania gazow spalinowych
IT8340053A0 (it) Dispositivo silenziatore particolarmente per gas di scarico e gas in genere in rapido movimento
DE68913580D1 (de) Abgasturbolader.
ES2102012T3 (es) Procedimiento para la conversion de n2o.
ES552045A0 (es) Procedimiento para la eliminacion selectiva de oxidos de nitrogeno a partir de gases de escape
DE59301501D1 (de) Gasturbine mit angeflanschtem Abgasgehäuse
BR9403166A (pt) Catalisador de gás de escape
ITRM910062A0 (it) Procedimento ed apparecchio per la denitrazione e la desolforazione di gas di scarico caldi, in particolare da impianti di combustione
ES2079894T3 (es) Sistema de escape.
AR216677A1 (es) Codo para gases de escape perfeccionado
DK0435412T3 (da) Denitreringskatalysator til højtemperaturrøggas
SE8106086L (sv) Forfarande och anordning for avlegsnande av svaveloxider och kveveoxider ur avgaser
DK0378085T3 (da) Udstødningsgasturbinegeneratoranlæg
IT1096257B (it) Impianto per desolforare gas combusti e,o fumane di essiccazione
DK53388A (da) Fremgangsmaade til direkte afsvovling af roeggasser i en ovn
NO893033L (no) Kullelektrode med gasstett, temperaturbestandig beskyttelsesklokke.
IT8049328A0 (it) Silenziatore per gas di scarico
GB2053362A (en) Gas turbine power system with fuel injection and combustion catalyst

Legal Events

Date Code Title Description
FA2A Application withdrawn

Effective date: 20050301