IT1030205B - CATALYST, PARTICULARLY FOR VEHICLE EXHAUST SYSTEMS AND PROCEDURE FOR ITS PREPARATION - Google Patents

CATALYST, PARTICULARLY FOR VEHICLE EXHAUST SYSTEMS AND PROCEDURE FOR ITS PREPARATION

Info

Publication number
IT1030205B
IT1030205B IT67461/75A IT6746175A IT1030205B IT 1030205 B IT1030205 B IT 1030205B IT 67461/75 A IT67461/75 A IT 67461/75A IT 6746175 A IT6746175 A IT 6746175A IT 1030205 B IT1030205 B IT 1030205B
Authority
IT
Italy
Prior art keywords
catalyst
procedure
preparation
vehicle exhaust
exhaust systems
Prior art date
Application number
IT67461/75A
Other languages
Italian (it)
Original Assignee
Atomic Energy Authority Uk
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 GB830374A external-priority patent/GB1492041A/en
Application filed by Atomic Energy Authority Uk filed Critical Atomic Energy Authority Uk
Application granted granted Critical
Publication of IT1030205B publication Critical patent/IT1030205B/en

Links

Classifications

    • 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
    • B01J37/0215—Coating
    • B01J37/0225—Coating of metal substrates
    • B01J37/0226—Oxidation of the substrate, e.g. anodisation
    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/006—Coating of the granules without description of the process or the device by which the granules are obtained
    • 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
    • B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
    • B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
    • B01J37/347—Ionic or cathodic spraying; Electric discharge
    • 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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
IT67461/75A 1974-02-22 1975-02-21 CATALYST, PARTICULARLY FOR VEHICLE EXHAUST SYSTEMS AND PROCEDURE FOR ITS PREPARATION IT1030205B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB830374A GB1492041A (en) 1974-02-22 1974-02-22 Catalysts and treatment of ic engine exhaust gases
GB830474 1974-02-22
GB2098874 1974-05-13

Publications (1)

Publication Number Publication Date
IT1030205B true IT1030205B (en) 1979-03-30

Family

ID=27255184

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67461/75A IT1030205B (en) 1974-02-22 1975-02-21 CATALYST, PARTICULARLY FOR VEHICLE EXHAUST SYSTEMS AND PROCEDURE FOR ITS PREPARATION

Country Status (7)

Country Link
DE (1) DE2507636A1 (en)
ES (1) ES434942A1 (en)
FR (1) FR2272733A1 (en)
IT (1) IT1030205B (en)
NL (1) NL7502132A (en)
NO (1) NO750578L (en)
SE (1) SE7501925L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1514323A (en) * 1975-05-23 1978-06-14 Ici Ltd Sputtered catalysts
DE3344343A1 (en) * 1983-12-08 1985-06-13 Battelle-Institut E.V., 6000 Frankfurt METHOD FOR PRODUCING SHELL CATALYSTS
DE4221011A1 (en) * 1992-06-26 1994-01-05 Basf Ag Shell catalysts

Also Published As

Publication number Publication date
NL7502132A (en) 1975-08-26
FR2272733A1 (en) 1975-12-26
DE2507636A1 (en) 1975-08-28
SE7501925L (en) 1975-08-25
ES434942A1 (en) 1977-08-16
NO750578L (en) 1975-08-25

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