FR2212171A1 - - Google Patents

Info

Publication number
FR2212171A1
FR2212171A1 FR7346277A FR7346277A FR2212171A1 FR 2212171 A1 FR2212171 A1 FR 2212171A1 FR 7346277 A FR7346277 A FR 7346277A FR 7346277 A FR7346277 A FR 7346277A FR 2212171 A1 FR2212171 A1 FR 2212171A1
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.)
Granted
Application number
FR7346277A
Other languages
French (fr)
Other versions
FR2212171B1 (en
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
Esso Research and Engineering 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 Exxon Research and Engineering Co, Esso Research and Engineering Co filed Critical Exxon Research and Engineering Co
Publication of FR2212171A1 publication Critical patent/FR2212171A1/fr
Application granted granted Critical
Publication of FR2212171B1 publication Critical patent/FR2212171B1/fr
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
    • B01J23/74—Iron group metals
    • 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
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/72—Copper
FR7346277A 1972-12-27 1973-12-26 Expired FR2212171B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31892172A 1972-12-27 1972-12-27

Publications (2)

Publication Number Publication Date
FR2212171A1 true FR2212171A1 (en) 1974-07-26
FR2212171B1 FR2212171B1 (en) 1980-05-16

Family

ID=23240134

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7346277A Expired FR2212171B1 (en) 1972-12-27 1973-12-26

Country Status (7)

Country Link
JP (1) JPS594175B2 (en)
BE (1) BE809129A (en)
CA (1) CA1002732A (en)
DE (1) DE2363865A1 (en)
FR (1) FR2212171B1 (en)
GB (1) GB1453316A (en)
NL (1) NL7317416A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0271919A2 (en) * 1986-12-19 1988-06-22 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Catalyst, process for its production and its use in reducing nitrogen oxides
EP0385958A2 (en) * 1989-02-27 1990-09-05 Eka Nobel Aktiebolag Catalyst for the reduction of nitrogen oxides, a method for its preparation and the use thereof

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5523086B2 (en) * 1973-03-26 1980-06-20
JPS5429991B2 (en) * 1973-10-15 1979-09-27
JPS542912B2 (en) * 1973-09-10 1979-02-15
JPS526953B2 (en) * 1973-12-12 1977-02-25
JPS5222839B2 (en) * 1973-12-12 1977-06-20
JPS5235342B2 (en) * 1973-12-12 1977-09-08
JPS5152361A (en) * 1974-11-01 1976-05-08 Hitachi Ltd Haigasuchuno chitsusosankabutsu ojokyosuru hoho
JPS5334195B2 (en) * 1975-01-28 1978-09-19
JPS5621469B2 (en) * 1975-02-25 1981-05-19
JPS5296966A (en) * 1976-02-12 1977-08-15 Hitachi Ltd Treatment of exhaust gas containing nitrogen oxides and sulfur oxides
JPS52152865A (en) * 1976-06-16 1977-12-19 Hitachi Ltd Treatment of gas containing nitrogen oxides and sulfur oxides
JPS5340680A (en) * 1977-10-11 1978-04-13 Mitsubishi Chem Ind Ltd Decomposing method for nitrogen oxide by catalytic reduction
DE3407291A1 (en) * 1984-02-29 1985-09-05 Basf Ag, 6700 Ludwigshafen Process for the catalytic purification of exhaust gases from diesel engines
GB2247412A (en) * 1989-03-17 1992-03-04 Mobil Oil Corp Regeneration of Fischer-Tropsch catalysts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1253685B (en) * 1963-01-22 1967-11-09 Degussa Process for the removal of nitrogen oxides from nitrogen oxide-containing exhaust gases
US3279884A (en) * 1963-10-31 1966-10-18 Basf Ag Selective removal of oxides of nitrogen from gas mixtures containing oxygen
DE1259298B (en) * 1964-08-29 1968-01-25 Hamburger Gaswerke Gmbh Process for removing nitrogen oxides from gases by catalytic reduction thereof to nitrogen
US3502595A (en) * 1965-10-28 1970-03-24 Sinclair Research Inc Preparation of silica-alumina,titania-alumina,and phosphorous oxide-alumina catalysts

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0271919A2 (en) * 1986-12-19 1988-06-22 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Catalyst, process for its production and its use in reducing nitrogen oxides
EP0271919A3 (en) * 1986-12-19 1989-03-15 Dr. C. Otto Feuerfest Gmbh Catalyst, process for its production and its use in reducing nitrogen oxides
EP0385958A2 (en) * 1989-02-27 1990-09-05 Eka Nobel Aktiebolag Catalyst for the reduction of nitrogen oxides, a method for its preparation and the use thereof
EP0385958A3 (en) * 1989-02-27 1990-11-28 Eka Nobel Aktiebolag Catalyst for the reduction of nitrogen oxides, a method for its preparation and the use thereof

Also Published As

Publication number Publication date
GB1453316A (en) 1976-10-20
NL7317416A (en) 1974-07-01
FR2212171B1 (en) 1980-05-16
JPS594175B2 (en) 1984-01-28
DE2363865A1 (en) 1974-07-04
JPS4997794A (en) 1974-09-17
CA1002732A (en) 1977-01-04
BE809129A (en) 1974-06-27

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse