FR2185443A1 - - Google Patents

Info

Publication number
FR2185443A1
FR2185443A1 FR7318984A FR7318984A FR2185443A1 FR 2185443 A1 FR2185443 A1 FR 2185443A1 FR 7318984 A FR7318984 A FR 7318984A FR 7318984 A FR7318984 A FR 7318984A FR 2185443 A1 FR2185443 A1 FR 2185443A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7318984A
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.)
GCP Products UK Ltd
Original Assignee
WR Grace 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
Application filed by WR Grace Ltd filed Critical WR Grace Ltd
Publication of FR2185443A1 publication Critical patent/FR2185443A1/fr
Withdrawn legal-status Critical Current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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
FR7318984A 1972-05-25 1973-05-24 Withdrawn FR2185443A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00256922A US3826758A (en) 1972-05-25 1972-05-25 Method of preparing exhaust catalyst

Publications (1)

Publication Number Publication Date
FR2185443A1 true FR2185443A1 (fr) 1974-01-04

Family

ID=22974156

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7318984A Withdrawn FR2185443A1 (fr) 1972-05-25 1973-05-24

Country Status (5)

Country Link
US (1) US3826758A (fr)
JP (1) JPS5062887A (fr)
DE (1) DE2326412A1 (fr)
FR (1) FR2185443A1 (fr)
IT (1) IT987848B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5106810A (en) * 1989-06-29 1992-04-21 E. I. Du Pont De Nemours And Company Methanol dissociation catalysts

Also Published As

Publication number Publication date
US3826758A (en) 1974-07-30
DE2326412A1 (de) 1973-12-06
JPS5062887A (fr) 1975-05-29
IT987848B (it) 1975-03-20

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Legal Events

Date Code Title Description
ST Notification of lapse