BR9403149A - Processo para proteção de um catalisador para a despoluição dos gases de escapamento de motores de combustão interna de poluentes de catalisadores - Google Patents

Processo para proteção de um catalisador para a despoluição dos gases de escapamento de motores de combustão interna de poluentes de catalisadores

Info

Publication number
BR9403149A
BR9403149A BR9403149A BR9403149A BR9403149A BR 9403149 A BR9403149 A BR 9403149A BR 9403149 A BR9403149 A BR 9403149A BR 9403149 A BR9403149 A BR 9403149A BR 9403149 A BR9403149 A BR 9403149A
Authority
BR
Brazil
Prior art keywords
catalyst
removal
protection
internal combustion
exhaust gases
Prior art date
Application number
BR9403149A
Other languages
English (en)
Inventor
Dieter Lindner
Egbert Lox
Bernd Engler
Klaus Ostgathe
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BR9403149A publication Critical patent/BR9403149A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/06—Ceramic, e.g. monoliths
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2370/00—Selection of materials for exhaust purification
    • F01N2370/22—Selection of materials for exhaust purification used in non-catalytic purification apparatus
    • F01N2370/24—Zeolitic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
BR9403149A 1993-08-04 1994-08-03 Processo para proteção de um catalisador para a despoluição dos gases de escapamento de motores de combustão interna de poluentes de catalisadores BR9403149A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4326121A DE4326121C2 (de) 1993-08-04 1993-08-04 Verfahren zum Schutz von Katalysatoren für die Reinigung der Abgase von Verbrennungskraftmaschinen vor Katalysatorgiften

Publications (1)

Publication Number Publication Date
BR9403149A true BR9403149A (pt) 1996-12-17

Family

ID=6494412

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9403149A BR9403149A (pt) 1993-08-04 1994-08-03 Processo para proteção de um catalisador para a despoluição dos gases de escapamento de motores de combustão interna de poluentes de catalisadores

Country Status (5)

Country Link
EP (1) EP0638349B1 (pt)
KR (1) KR100308472B1 (pt)
BR (1) BR9403149A (pt)
DE (2) DE4326121C2 (pt)
ES (1) ES2122096T3 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5804155A (en) * 1992-11-19 1998-09-08 Engelhard Corporation Basic zeolites as hydrocarbon traps for diesel oxidation catalysts
US5899187A (en) * 1996-07-11 1999-05-04 Jenbacher Energiesysteme Aktiengesellschaft Engine arrangement
FR2756008B1 (fr) * 1996-11-19 1998-12-24 Inst Francais Du Petrole Systeme de procede de depollution de gaz d'echappement
DE19741315A1 (de) * 1997-09-19 1999-03-25 Bayerische Motoren Werke Ag Verfahren und Vorrichtung zur Erhöhung der Langzeithaltbarkeit von Bauteilen einer Abgasanlage, insbesondere Abgas-Katalysatoren
DE102006025259A1 (de) * 2006-05-31 2007-12-06 Volkswagen Ag Bivalente Brennkraftmaschine und Verfahren zum Betrieb einer bivalenten Brennkraftmaschine
DE102010003880A1 (de) 2010-04-12 2011-10-13 Durtec Gmbh Mineralische Gasadsorber zur Beseitigung von Ozon aus Abluft/Abgas, Verfahren zu deren Herstellung und Regenerierung
GB201521123D0 (en) * 2015-11-30 2016-01-13 Johnson Matthey Plc Diesel oxidation catalyst having a capture region for exhaust gas impurities
KR101984395B1 (ko) 2017-09-22 2019-09-03 김택수 축산분뇨, 농수산 부산물 또는 남은 음식물의 혼합발효에 의한 유기질 비료 생산을 위한 퇴비화 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189404A (en) * 1977-01-06 1980-02-19 Engelhard Minerals & Chemicals Corporation Catalyst and process of its preparation
DE3023352A1 (de) * 1980-06-21 1982-01-07 Daimler-Benz Ag, 7000 Stuttgart Verfahren zur entfernung von blei aus dem abgas von ottomotoren
JPS60106535A (ja) * 1983-11-16 1985-06-12 Mitsubishi Heavy Ind Ltd 廃ガス処理用触媒
CA1238628A (en) * 1984-02-22 1988-06-28 Ronald M. Heck Vanadium oxide catalyst for nitrogen oxide reduction and process using the same
DE3719138A1 (de) * 1987-06-09 1988-12-29 Siemens Ag Verbrennungsanlage
JPH01159029A (ja) * 1987-12-16 1989-06-22 Toyota Motor Corp ディーゼルエンジンの排気浄化装置
JPH02149715A (ja) * 1988-11-30 1990-06-08 Mazda Motor Corp エンジン排気ガス異臭発生防止装置
DE69127713T2 (de) * 1990-01-12 1998-01-29 Ngk Spark Plug Co Behandlung von Abgasen, die Silikon- und/oder Phosphorverbindungen enthalten
DE4039952A1 (de) * 1990-12-14 1992-06-17 Hasso Von Bluecher Adsorptionsfilter fuer autoabgase
US5185305A (en) * 1991-11-08 1993-02-09 Ford Motor Company Catalyst system for treating the exhaust from a lean-burn gasoline-fueled engine

Also Published As

Publication number Publication date
EP0638349A1 (de) 1995-02-15
EP0638349B1 (de) 1998-08-19
KR100308472B1 (ko) 2002-02-19
DE4326121A1 (de) 1995-02-09
DE59406717D1 (de) 1998-09-24
DE4326121C2 (de) 1995-05-04
KR950005370A (ko) 1995-03-20
ES2122096T3 (es) 1998-12-16

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
PC Transfer

Free format text: DEGUSSA - HUELS AKTIENGESELLSCHAFT (DE)

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 10A, 11A, 14A, 15A E 16A ANUIDADE(S).

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO NAO CUMPRIMENTO DO DESPACHO 24.3 NA RPI 2062 DE 13/07/2010 E COMPROVAR RECOLHIMENTO DA 12A, 13A, 17A, 18A E 19A ANUIDADES.

B15K Others concerning applications: alteration of classification

Ipc: B01D 53/94 (2006.01), F01N 3/08 (2006.0