FR1378393A - Catalysts for the treatment of exhaust gases from internal combustion engines and method for their preparation - Google Patents

Catalysts for the treatment of exhaust gases from internal combustion engines and method for their preparation

Info

Publication number
FR1378393A
FR1378393A FR955810A FR955810A FR1378393A FR 1378393 A FR1378393 A FR 1378393A FR 955810 A FR955810 A FR 955810A FR 955810 A FR955810 A FR 955810A FR 1378393 A FR1378393 A FR 1378393A
Authority
FR
France
Prior art keywords
catalysts
preparation
treatment
internal combustion
exhaust gases
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
FR955810A
Other languages
French (fr)
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.)
WR Grace and Co
Original Assignee
WR Grace and Co
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 WR Grace and Co filed Critical WR Grace and Co
Priority to FR955810A priority Critical patent/FR1378393A/en
Application granted granted Critical
Publication of FR1378393A publication Critical patent/FR1378393A/en
Expired legal-status Critical Current

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
    • 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
    • B01J23/8933—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 also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/8993—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 also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with chromium, molybdenum or tungsten
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
FR955810A 1963-12-03 1963-12-03 Catalysts for the treatment of exhaust gases from internal combustion engines and method for their preparation Expired FR1378393A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR955810A FR1378393A (en) 1963-12-03 1963-12-03 Catalysts for the treatment of exhaust gases from internal combustion engines and method for their preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR955810A FR1378393A (en) 1963-12-03 1963-12-03 Catalysts for the treatment of exhaust gases from internal combustion engines and method for their preparation

Publications (1)

Publication Number Publication Date
FR1378393A true FR1378393A (en) 1964-11-13

Family

ID=8817947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR955810A Expired FR1378393A (en) 1963-12-03 1963-12-03 Catalysts for the treatment of exhaust gases from internal combustion engines and method for their preparation

Country Status (1)

Country Link
FR (1) FR1378393A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2177951A1 (en) * 1972-03-25 1973-11-09 Degussa

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2177951A1 (en) * 1972-03-25 1973-11-09 Degussa

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