SE7702518L - CATALYST - Google Patents

CATALYST

Info

Publication number
SE7702518L
SE7702518L SE7702518A SE7702518A SE7702518L SE 7702518 L SE7702518 L SE 7702518L SE 7702518 A SE7702518 A SE 7702518A SE 7702518 A SE7702518 A SE 7702518A SE 7702518 L SE7702518 L SE 7702518L
Authority
SE
Sweden
Prior art keywords
catalyst
Prior art date
Application number
SE7702518A
Other languages
Swedish (sv)
Other versions
SE426787B (en
Inventor
G J K Acres
B J Cooper
B Harrison
Original Assignee
Johnson Matthey Co Ltd
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
Priority claimed from GB9997/76A external-priority patent/GB1579733A/en
Application filed by Johnson Matthey Co Ltd filed Critical Johnson Matthey Co Ltd
Publication of SE7702518L publication Critical patent/SE7702518L/en
Publication of SE426787B publication Critical patent/SE426787B/en

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]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
SE7702518A 1976-03-12 1977-03-07 CATALYST DEVICE SE426787B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9997/76A GB1579733A (en) 1976-03-12 1976-03-12 Catalysts particularly for purification of exhaust gases
GB2514176 1976-06-17

Publications (2)

Publication Number Publication Date
SE7702518L true SE7702518L (en) 1977-09-13
SE426787B SE426787B (en) 1983-02-14

Family

ID=26243317

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7702518A SE426787B (en) 1976-03-12 1977-03-07 CATALYST DEVICE

Country Status (5)

Country Link
JP (1) JPS52120293A (en)
CA (1) CA1100470A (en)
DE (1) DE2710765A1 (en)
FR (1) FR2343505A1 (en)
SE (1) SE426787B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2056424B (en) * 1979-08-08 1983-07-06 Johnson Matthey Co Ltd Decomposition of ozone
US4343776A (en) * 1980-12-22 1982-08-10 Engelhard Corporation Ozone abatement catalyst having improved durability and low temperature performance
JPS58156350A (en) * 1982-03-12 1983-09-17 Matsushita Electric Ind Co Ltd Apparatus for purifying exhaust gas
DE3573770D1 (en) * 1984-08-03 1989-11-23 Sievers Res Inc Method for selective conversion of organic compounds and detecting same by gas chromatography and chemiluminescence detection
JP2736099B2 (en) * 1989-02-06 1998-04-02 株式会社日本触媒 Diesel engine exhaust gas purification catalyst
JP2773428B2 (en) * 1990-11-28 1998-07-09 トヨタ自動車株式会社 Exhaust gas purification method
DE69206707T2 (en) * 1991-07-29 1996-05-09 Daihatsu Motor Co Ltd Exhaust gas purification catalyst and process for its manufacture
JP2838336B2 (en) * 1991-09-12 1998-12-16 工業技術院長 Catalyst for catalytic reduction of nitrogen oxides
DE69226581T2 (en) * 1991-09-12 1999-02-04 Cosmo Oil Co. Ltd., Tokio/Tokyo Catalyst for the reduction of nitrogen oxides
JP4092441B2 (en) * 1997-02-24 2008-05-28 日産自動車株式会社 Exhaust gas purification catalyst

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4852691A (en) * 1971-10-19 1973-07-24
GB1414133A (en) * 1971-11-18 1975-11-19 Johnson Matthey Co Ltd Catalysis
SE464798B (en) * 1973-10-24 1991-06-17 Johnson Matthey Co Ltd CATALYST CONTAINING A SUBSTRATE, AN INTERMEDIATE OXID LAYER AND A CATALYTIC LAYER
CA1077011A (en) * 1975-04-08 1980-05-06 Elrey L. Mccann (Iii) Catalytic metal oxides on perovskite supports

Also Published As

Publication number Publication date
SE426787B (en) 1983-02-14
CA1100470A (en) 1981-05-05
JPS52120293A (en) 1977-10-08
FR2343505B1 (en) 1982-10-15
DE2710765A1 (en) 1977-09-22
FR2343505A1 (en) 1977-10-07

Similar Documents

Publication Publication Date Title
NL7706186A (en) CATALYST.
DK49778A (en) CATALYST
DD128791A5 (en) CATALYST
DK280379A (en) CATALYST
SE438606B (en) CATALYST COMPOSITION
NO1996001I1 (en) Citalopram
SE7804968L (en) CATALYST PREPARATION
SE413971B (en) ELECTROACUSTIC CONVERTER
SE7701349L (en) CATALYST IMPROVEMENTS
SE409484B (en) Muffler
BE849108A (en) CATALYST
SE7808434L (en) CATALYSTS
SE7803831L (en) SOLID TITANTRICHLORIDE CATALYST
TR19440A (en) CATALYZTOEAR REGENERATION
SE7707558L (en) CATALYST COMPOSITION
NL7704990A (en) ORGANOTIN CATALYST.
SE7702518L (en) CATALYST
BE863179A (en) CHROME-FREE CATALYST
SE444094B (en) REACTOR
BE851154A (en) ALKIN POLYMERIZATION CATALYST
DK418677A (en) REACTOR
SE7511395L (en) CATALYST
SE7704801L (en) CATODEL ELECTRICAL CATALYST
SE7710533L (en) OXIDAL CATALYST
SE417564B (en) ELECTROACUSTIC CONVERTER