IT8012584A0 - Metodo ed apparecchio per la purificazione dei gas di scarico - Google Patents

Metodo ed apparecchio per la purificazione dei gas di scarico

Info

Publication number
IT8012584A0
IT8012584A0 IT8012584A IT1258480A IT8012584A0 IT 8012584 A0 IT8012584 A0 IT 8012584A0 IT 8012584 A IT8012584 A IT 8012584A IT 1258480 A IT1258480 A IT 1258480A IT 8012584 A0 IT8012584 A0 IT 8012584A0
Authority
IT
Italy
Prior art keywords
purification
exhaust gas
exhaust
gas
Prior art date
Application number
IT8012584A
Other languages
English (en)
Other versions
IT1136188B (it
Inventor
Bernard Edvard Enga
Edward Rigby Middleton
Stephen Leslie Cutmore
Original Assignee
Johnson Matthey Und Co Limited
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 Johnson Matthey Und Co Limited filed Critical Johnson Matthey Und Co Limited
Publication of IT8012584A0 publication Critical patent/IT8012584A0/it
Application granted granted Critical
Publication of IT1136188B publication Critical patent/IT1136188B/it

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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/58—Fabrics or filaments
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0244—Coatings comprising several layers
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • 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
    • F01N2330/12—Metallic wire mesh fabric or knitting
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/16—Plurality of inlet tubes, e.g. discharging into different chambers
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
IT12584/80A 1979-06-29 1980-06-27 Metodo ed apparecchio per la purificazione dei gas di scarico IT1136188B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7922620 1979-06-29
GB8010768 1980-03-31

Publications (2)

Publication Number Publication Date
IT8012584A0 true IT8012584A0 (it) 1980-06-27
IT1136188B IT1136188B (it) 1986-08-27

Family

ID=26272002

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12584/80A IT1136188B (it) 1979-06-29 1980-06-27 Metodo ed apparecchio per la purificazione dei gas di scarico

Country Status (10)

Country Link
CA (1) CA1165247A (it)
DE (1) DE3024491A1 (it)
DK (1) DK155541C (it)
FR (1) FR2460388B1 (it)
GB (1) GB2054402B (it)
IE (1) IE49846B1 (it)
IT (1) IT1136188B (it)
LU (1) LU82550A1 (it)
NL (1) NL8003699A (it)
SE (1) SE8004632L (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2479323B1 (fr) * 1980-03-31 1987-03-20 Johnson Matthey Plc Procede et dispositif anti-pollution pour gaz d'echappement de moteur a combustion interne a turbo-compresseur
ZA837689B (en) * 1982-10-18 1984-06-27 Universal Matthey Prod Oxidation catalysts
DE3371871D1 (en) * 1982-10-18 1987-07-09 Mp United Drug Co Ltd Purification of gases
DE3347919C1 (de) * 1983-11-10 1986-12-11 Insumma GmbH, 8500 Nürnberg Rußnachverbrenner für Dieselmotoren
DE3340682C2 (de) 1983-11-10 1986-01-09 Insumma GmbH, 8500 Nürnberg Katalysator zur Umwandlung von Gasen und höheren Kohlenwasserstoffen
DE3770016D1 (de) * 1986-02-19 1991-06-20 Boehler Gmbh Abgasreinigungseinrichtung.
NL8801672A (nl) * 1988-07-08 1990-02-01 Piaggio & C Spa Uitlaatinrichting met katalysator voor de verbrandingsprodukten van tweetactmotoren.
DE68900928D1 (de) * 1988-10-12 1992-04-09 Johnson Matthey Plc Metallgewebe.
ATA133189A (de) * 1989-06-01 1994-09-15 Laimboeck Franz Auspuffanlage für zweitakt-brennkraftmaschinen
US5258340A (en) * 1991-02-15 1993-11-02 Philip Morris Incorporated Mixed transition metal oxide catalysts for conversion of carbon monoxide and method for producing the catalysts
DE4229471A1 (de) * 1992-09-03 1994-03-10 Man Nutzfahrzeuge Ag Verfahren zur Reinigung der Abgase von Dieselmotoren
ITMI981245A1 (it) 1998-06-03 1999-12-03 Getters Spa Processo per la produzione di pannelli in fibre metalliche funzionalizzati con catalizzatori e pannelli cosi' prodotti
SE519909C2 (sv) 2000-10-04 2003-04-22 Volvo Lastvagnar Ab Anordning för katalytisk behandling av ett gasflöde

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE563757C (it) * 1929-08-12
US3911676A (en) * 1970-10-19 1975-10-14 Knud Jensen Exhaust system
IT945754B (it) * 1971-01-06 1973-05-10 Standard Oil Co Dispositivo procedimento e cata lizzatore per la rimozione di ossidi di azoto dallo scarico di motori a combustione interna
GB1446856A (en) * 1972-08-18 1976-08-18 Ici Ltd Catalytic process
GB1450389A (en) * 1972-10-24 1976-09-22 Ici Ltd Removal of combustible particulate matter from exhaust gases
US4087966A (en) * 1973-05-03 1978-05-09 Nippondenso Co., Ltd. Exhaust gas cleaning device
GB1471138A (en) * 1974-05-06 1977-04-21 Atomic Energy Authority Uk Supports for catalyst materials
DE2528494A1 (de) * 1975-06-26 1977-01-13 Bosch Gmbh Robert Verfahren zur filterung der abgase einer selbstgezuendeten brennkraftmaschine
GB2000045B (en) * 1977-06-20 1982-01-20 Atomic Energy Authority Uk Improvements in or relating to fluid treatment devices
GB2000046B (en) * 1977-07-01 1982-03-24 Johnson Matthey Co Ltd Improved catalyst
DE2750960A1 (de) * 1977-11-15 1979-05-17 Daimler Benz Ag Russfilter im abgasstrom von luftverdichtenden brennkraftmaschinen
JPS5490665A (en) * 1977-11-18 1979-07-18 Texaco Development Corp Exhaust system smoke filter and its formation method

Also Published As

Publication number Publication date
FR2460388A1 (fr) 1981-01-23
DE3024491A1 (de) 1981-01-29
FR2460388B1 (fr) 1987-03-20
GB2054402A (en) 1981-02-18
DK279280A (da) 1980-12-30
IE801344L (en) 1980-12-29
CA1165247A (en) 1984-04-10
LU82550A1 (fr) 1980-10-24
IE49846B1 (en) 1985-12-25
DK155541B (da) 1989-04-17
NL8003699A (nl) 1980-12-31
DK155541C (da) 1989-10-16
GB2054402B (en) 1984-01-25
IT1136188B (it) 1986-08-27
SE8004632L (sv) 1980-12-30

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950623