FR1504331A - Procédé pour l'élimination d'oxydes d'azote à partir de tous les gaz - Google Patents
Procédé pour l'élimination d'oxydes d'azote à partir de tous les gazInfo
- Publication number
- FR1504331A FR1504331A FR87054A FR87054A FR1504331A FR 1504331 A FR1504331 A FR 1504331A FR 87054 A FR87054 A FR 87054A FR 87054 A FR87054 A FR 87054A FR 1504331 A FR1504331 A FR 1504331A
- Authority
- FR
- France
- Prior art keywords
- gases
- removal
- nitrogen oxides
- oxides
- nitrogen
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/20—Purifying combustible gases containing carbon monoxide by treating with solids; Regenerating spent purifying masses
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
-
- 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
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/86—Chromium
- B01J23/862—Iron and chromium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR87054A FR1504331A (fr) | 1966-11-29 | 1966-12-12 | Procédé pour l'élimination d'oxydes d'azote à partir de tous les gaz |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6616756A NL6616756A (fr) | 1966-11-29 | 1966-11-29 | |
FR87054A FR1504331A (fr) | 1966-11-29 | 1966-12-12 | Procédé pour l'élimination d'oxydes d'azote à partir de tous les gaz |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1504331A true FR1504331A (fr) | 1967-12-01 |
Family
ID=26174343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR87054A Expired FR1504331A (fr) | 1966-11-29 | 1966-12-12 | Procédé pour l'élimination d'oxydes d'azote à partir de tous les gaz |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1504331A (fr) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49122473A (fr) * | 1973-03-26 | 1974-11-22 | ||
JPS5023664B1 (fr) * | 1970-12-22 | 1975-08-09 | ||
US4025604A (en) | 1974-01-14 | 1977-05-24 | Nippon Kokan Kabushiki Kaisha | Method of removing nitrogen oxides from exhaust gas by reduction |
US4049777A (en) * | 1976-05-20 | 1977-09-20 | Didier Engineering Gmbh | Method of waste gas treatment |
US4081511A (en) * | 1975-03-21 | 1978-03-28 | Didier Engineering Gmbh | Process for removing nitric oxides from processing exhaust gases |
US4107272A (en) * | 1973-05-21 | 1978-08-15 | Hitachi, Ltd. | Process for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalysts |
US4164546A (en) * | 1974-12-19 | 1979-08-14 | Exxon Research & Engineering Co. | Method of removing nitrogen oxides from gaseous mixtures |
US4182745A (en) * | 1974-08-06 | 1980-01-08 | Jgc Corporation | Catalyst for reducing nitrogen oxides in a waste gas and a process for catalytically reducing nitrogen oxides contained in a waste gas |
US4210628A (en) * | 1973-07-12 | 1980-07-01 | Takeda Chemical Industries, Ltd. | Removal of nitrogen oxides |
-
1966
- 1966-12-12 FR FR87054A patent/FR1504331A/fr not_active Expired
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5023664B1 (fr) * | 1970-12-22 | 1975-08-09 | ||
JPS49122473A (fr) * | 1973-03-26 | 1974-11-22 | ||
JPS5523086B2 (fr) * | 1973-03-26 | 1980-06-20 | ||
US4107272A (en) * | 1973-05-21 | 1978-08-15 | Hitachi, Ltd. | Process for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalysts |
US4210628A (en) * | 1973-07-12 | 1980-07-01 | Takeda Chemical Industries, Ltd. | Removal of nitrogen oxides |
US4025604A (en) | 1974-01-14 | 1977-05-24 | Nippon Kokan Kabushiki Kaisha | Method of removing nitrogen oxides from exhaust gas by reduction |
US4182745A (en) * | 1974-08-06 | 1980-01-08 | Jgc Corporation | Catalyst for reducing nitrogen oxides in a waste gas and a process for catalytically reducing nitrogen oxides contained in a waste gas |
US4164546A (en) * | 1974-12-19 | 1979-08-14 | Exxon Research & Engineering Co. | Method of removing nitrogen oxides from gaseous mixtures |
US4081511A (en) * | 1975-03-21 | 1978-03-28 | Didier Engineering Gmbh | Process for removing nitric oxides from processing exhaust gases |
US4049777A (en) * | 1976-05-20 | 1977-09-20 | Didier Engineering Gmbh | Method of waste gas treatment |
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