FR1377776A - Catalysts for the purification of exhaust gases and process for their preparation - Google Patents

Catalysts for the purification of exhaust gases and process for their preparation

Info

Publication number
FR1377776A
FR1377776A FR957275A FR957275A FR1377776A FR 1377776 A FR1377776 A FR 1377776A FR 957275 A FR957275 A FR 957275A FR 957275 A FR957275 A FR 957275A FR 1377776 A FR1377776 A FR 1377776A
Authority
FR
France
Prior art keywords
catalysts
purification
preparation
exhaust gases
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
FR957275A
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 FR957275A priority Critical patent/FR1377776A/en
Application granted granted Critical
Publication of FR1377776A publication Critical patent/FR1377776A/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
    • B01J23/38—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
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • 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)
FR957275A 1963-01-28 1963-12-16 Catalysts for the purification of exhaust gases and process for their preparation Expired FR1377776A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR957275A FR1377776A (en) 1963-01-28 1963-12-16 Catalysts for the purification of exhaust gases and process for their preparation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25448363A 1963-01-28 1963-01-28
FR957275A FR1377776A (en) 1963-01-28 1963-12-16 Catalysts for the purification of exhaust gases and process for their preparation

Publications (1)

Publication Number Publication Date
FR1377776A true FR1377776A (en) 1964-11-06

Family

ID=26204889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR957275A Expired FR1377776A (en) 1963-01-28 1963-12-16 Catalysts for the purification of exhaust gases and process for their preparation

Country Status (1)

Country Link
FR (1) FR1377776A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0479159A1 (en) * 1990-09-29 1992-04-08 Nippon Shokubai Co., Ltd. Catalyst and a method of preparing the catalyst

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0479159A1 (en) * 1990-09-29 1992-04-08 Nippon Shokubai Co., Ltd. Catalyst and a method of preparing the catalyst
US5187137A (en) * 1990-09-29 1993-02-16 Nippon Shokubai Co., Ltd. Catalyst and method of preparing the catalyst
US5286700A (en) * 1990-09-29 1994-02-15 Nippon Shokubai Co., Ltd. Catalyst and method of preparing the catalyst

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