FR2613253B1 - CATALYTIC COMPOSITION FOR THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENOUS GAS EFFLUENTS AND METHOD FOR THE PURIFICATION OF SUCH EFFLUENTS - Google Patents

CATALYTIC COMPOSITION FOR THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENOUS GAS EFFLUENTS AND METHOD FOR THE PURIFICATION OF SUCH EFFLUENTS

Info

Publication number
FR2613253B1
FR2613253B1 FR8704718A FR8704718A FR2613253B1 FR 2613253 B1 FR2613253 B1 FR 2613253B1 FR 8704718 A FR8704718 A FR 8704718A FR 8704718 A FR8704718 A FR 8704718A FR 2613253 B1 FR2613253 B1 FR 2613253B1
Authority
FR
France
Prior art keywords
effluents
purification
nitrogen oxides
selective reduction
catalytic composition
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
FR8704718A
Other languages
French (fr)
Other versions
FR2613253A1 (en
Inventor
Christian Hamon
Yannick Le Goff
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.)
Azote et Produits Chimiques SA
Original Assignee
Azote et Produits Chimiques SA
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 Azote et Produits Chimiques SA filed Critical Azote et Produits Chimiques SA
Priority to FR8704718A priority Critical patent/FR2613253B1/en
Priority to FR878714911A priority patent/FR2622474B2/en
Priority to BR8801576A priority patent/BR8801576A/en
Priority to EP88400752A priority patent/EP0286507B1/en
Priority to DE8888400752T priority patent/DE3864298D1/en
Priority to CA000562937A priority patent/CA1340318C/en
Priority to JP63081447A priority patent/JP2656061B2/en
Priority to US07/177,461 priority patent/US4910004A/en
Publication of FR2613253A1 publication Critical patent/FR2613253A1/en
Application granted granted Critical
Publication of FR2613253B1 publication Critical patent/FR2613253B1/en
Expired 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
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/18—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the mordenite type
FR8704718A 1987-04-03 1987-04-03 CATALYTIC COMPOSITION FOR THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENOUS GAS EFFLUENTS AND METHOD FOR THE PURIFICATION OF SUCH EFFLUENTS Expired FR2613253B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR8704718A FR2613253B1 (en) 1987-04-03 1987-04-03 CATALYTIC COMPOSITION FOR THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENOUS GAS EFFLUENTS AND METHOD FOR THE PURIFICATION OF SUCH EFFLUENTS
FR878714911A FR2622474B2 (en) 1987-04-03 1987-10-28 CATALYTIC COMPOSITION FOR THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENOUS GAS EFFLUENTS AND METHOD FOR THE PURIFICATION OF SUCH EFFLUENTS
BR8801576A BR8801576A (en) 1987-04-03 1988-03-04 CATALYTIC COMPOSITION OF THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENED GASEOUS EFFLUENTS, PROCESS OF PREPARATION OF THE SAME AND PROCESS OF PURIFICATION OF THE EFFLUENT DICTIONS
DE8888400752T DE3864298D1 (en) 1987-04-03 1988-03-29 METHOD FOR PURIFYING OXYGES CONTAINING OXYGEN BY SELECTIVE REDUCTION OF NITROGEN OXIDES.
EP88400752A EP0286507B1 (en) 1987-04-03 1988-03-29 Process for the purification of oxygenated waste gas by the selective reduction of nitrogen oxides
CA000562937A CA1340318C (en) 1987-04-03 1988-03-30 Catalytic composition for the selective reduction of nitrogen oxides in oxygenated gas effluents, process for the cleanup of said effluents
JP63081447A JP2656061B2 (en) 1987-04-03 1988-04-04 Purification method of oxidizing gas emission containing nitrogen oxides
US07/177,461 US4910004A (en) 1987-04-03 1988-04-04 Process for selective reduction of nitrogen oxides contained in oxygenated gaseous effluents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8704718A FR2613253B1 (en) 1987-04-03 1987-04-03 CATALYTIC COMPOSITION FOR THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENOUS GAS EFFLUENTS AND METHOD FOR THE PURIFICATION OF SUCH EFFLUENTS

Publications (2)

Publication Number Publication Date
FR2613253A1 FR2613253A1 (en) 1988-10-07
FR2613253B1 true FR2613253B1 (en) 1989-06-09

Family

ID=9349768

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8704718A Expired FR2613253B1 (en) 1987-04-03 1987-04-03 CATALYTIC COMPOSITION FOR THE SELECTIVE REDUCTION OF NITROGEN OXIDES CONTAINED IN OXYGENOUS GAS EFFLUENTS AND METHOD FOR THE PURIFICATION OF SUCH EFFLUENTS

Country Status (1)

Country Link
FR (1) FR2613253B1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1211273A (en) * 1967-03-13 1970-11-04 Universal Oil Prod Co Process for the recovery of nitrogen oxides
GB1393053A (en) * 1972-08-30 1975-05-07 Atomic Energy Commission Catalytic reduction of nitrogen oxides
US3895094A (en) * 1974-01-28 1975-07-15 Gulf Oil Corp Process for selective reduction of oxides of nitrogen
JPS5181777A (en) * 1975-01-16 1976-07-17 Toray Industries
JPS5850777B2 (en) * 1975-03-28 1983-11-12 トウアネンリヨウコウギヨウ カブシキガイシヤ Chitsusosankabutsunokangenyoushiyokubai
JPS60147220A (en) * 1984-01-09 1985-08-03 Babcock Hitachi Kk Ammonia catalytic reduction and denitration apparatus

Also Published As

Publication number Publication date
FR2613253A1 (en) 1988-10-07

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Legal Events

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