[go: up one dir, main page]

GB2122914B - Process for oxidising particles in diesel exhaust - Google Patents

Process for oxidising particles in diesel exhaust

Info

Publication number
GB2122914B
GB2122914B GB08305580A GB8305580A GB2122914B GB 2122914 B GB2122914 B GB 2122914B GB 08305580 A GB08305580 A GB 08305580A GB 8305580 A GB8305580 A GB 8305580A GB 2122914 B GB2122914 B GB 2122914B
Authority
GB
United Kingdom
Prior art keywords
oxidising
particles
diesel exhaust
diesel
exhaust
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
Application number
GB08305580A
Other versions
GB2122914A (en
GB8305580D0 (en
Inventor
Edward Rigby Middleton
Bernard Edvard Enga
Stephen Leslie Cutmore
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.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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 PLC filed Critical Johnson Matthey PLC
Priority to GB08305580A priority Critical patent/GB2122914B/en
Publication of GB8305580D0 publication Critical patent/GB8305580D0/en
Publication of GB2122914A publication Critical patent/GB2122914A/en
Application granted granted Critical
Publication of GB2122914B publication Critical patent/GB2122914B/en
Expired 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
    • B01D53/9445—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 exhaust 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 exhaust gas passages, pipes or tubes
    • F01N2470/18—Structure or shape of exhaust 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
GB08305580A 1979-06-29 1983-03-01 Process for oxidising particles in diesel exhaust Expired GB2122914B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08305580A GB2122914B (en) 1979-06-29 1983-03-01 Process for oxidising particles in diesel exhaust

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB7922620 1979-06-29
GB8010768 1980-03-31
GB08305580A GB2122914B (en) 1979-06-29 1983-03-01 Process for oxidising particles in diesel exhaust

Publications (3)

Publication Number Publication Date
GB8305580D0 GB8305580D0 (en) 1983-03-30
GB2122914A GB2122914A (en) 1984-01-25
GB2122914B true GB2122914B (en) 1984-06-13

Family

ID=27260732

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08305580A Expired GB2122914B (en) 1979-06-29 1983-03-01 Process for oxidising particles in diesel exhaust

Country Status (1)

Country Link
GB (1) GB2122914B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3538105A1 (en) * 1985-10-26 1987-04-30 Man Technologie Gmbh FILTER FOR THE EXHAUST FLOW OF AN INTERNAL COMBUSTION ENGINE
FR2633664B3 (en) * 1988-07-08 1990-06-08 Piaggio & C Spa COMBUSTION PRODUCTS EXHAUST DEVICE FOR A TWO-STROKE ENGINE
FI93138C (en) * 1992-10-30 1995-02-27 Eero Aitta Catalytic exhaust gas purifying diesel engine utilizing centrifugal force for particulate separation and catalytic process for exhaust gas purification
FR2707527B1 (en) * 1993-07-13 1995-09-15 Inst Francais Du Petrole Catalyst comprising an assembly of at least one wire and its use in combustion or in post-combustion.

Also Published As

Publication number Publication date
GB2122914A (en) 1984-01-25
GB8305580D0 (en) 1983-03-30

Similar Documents

Publication Publication Date Title
JPS56124418A (en) Ceramic filter for particle in diesel exhaust
JPS56124417A (en) Ceramic filter for particle in diesel exhaust and its manufacture
JPS5696109A (en) Trap for particle in diesel engine exhaust
GB2070972B (en) Exhaust gas filter
GB2095654B (en) Treating combustion waste gas
ZA802045B (en) Solid fuel for use in small furnaces
JPS5525591A (en) Expander for regeneration* and
ZA79575B (en) 1-aryloxy 3-nitratoalkylamino 2-propanols and process for their preparation
SG13584G (en) Improvements in cigarette filters
ZA79264B (en) 2h-benzofuran-3-one-derivatives and process for their preparation
GB2018903B (en) Compressend airstarter for diesel engines
JPS57136922A (en) Two function filter treating exhaust gas
GB2095655B (en) Treating combustion waste gas
GB2000049B (en) Particle in gas filtration
GB2072957B (en) Intake gas recirculation
AU543441B2 (en) Improvements in braking diesel engines
AU6394880A (en) Improvements in braking diesel engines
GB2018760B (en) Method for producing yttrium oxide particularly in large particles
ZA795119B (en) Improvements in filters for purifying fluids containing ferromagnetic particles
IL56895A0 (en) Phenoxyalkylamines and process for their preparation
GB2029899B (en) Exhaust gas recirculation apparatus
ZA774057B (en) Process and composition for aggregating particulate materials
GB2122914B (en) Process for oxidising particles in diesel exhaust
GB2070212B (en) Combustion apparatus and process
YU209383A (en) Process for burning coke present in solid particles

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930627