JPS5057946A - - Google Patents
Info
- Publication number
- JPS5057946A JPS5057946A JP48081427A JP8142773A JPS5057946A JP S5057946 A JPS5057946 A JP S5057946A JP 48081427 A JP48081427 A JP 48081427A JP 8142773 A JP8142773 A JP 8142773A JP S5057946 A JPS5057946 A JP S5057946A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
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- 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
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- 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/204—Alkaline earth metals
- B01D2255/2047—Magnesium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2065—Cerium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20738—Iron
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20753—Nickel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20761—Copper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20769—Molybdenum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20776—Tungsten
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/209—Other metals
- B01D2255/2092—Aluminium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/30—Silica
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48081427A JPS5057946A (ru) | 1973-07-17 | 1973-07-17 | |
| GB3086574A GB1473883A (en) | 1973-07-17 | 1974-07-11 | Process for reducing nitrogen oxides |
| IT2513474A IT1017134B (it) | 1973-07-17 | 1974-07-12 | Processo per il trattamento di un miscuglio gassoso contenente ossi di di azoto |
| DE19742434416 DE2434416C2 (de) | 1973-07-17 | 1974-07-17 | Verfahren zur Verringerung der Stickstoffoxide in Abgasen |
| FR7424893A FR2237678B1 (ru) | 1973-07-17 | 1974-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48081427A JPS5057946A (ru) | 1973-07-17 | 1973-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5057946A true JPS5057946A (ru) | 1975-05-20 |
Family
ID=13746057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48081427A Pending JPS5057946A (ru) | 1973-07-17 | 1973-07-17 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5057946A (ru) |
| DE (1) | DE2434416C2 (ru) |
| FR (1) | FR2237678B1 (ru) |
| GB (1) | GB1473883A (ru) |
| IT (1) | IT1017134B (ru) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5117173A (en) * | 1974-08-01 | 1976-02-10 | Japan Gasoline | Haigasuchuno chitsusosankabutsukangenho |
| JPS52111482A (en) * | 1976-03-15 | 1977-09-19 | Hitachi Zosen Corp | Flue gas denitration catalyst with high activity |
| JP2007175630A (ja) * | 2005-12-28 | 2007-07-12 | Toyota Central Res & Dev Lab Inc | Ｎｏｘ選択還元触媒 |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JPS6128454A (ja) * | 1984-07-17 | 1986-02-08 | シ−ビ−エムエム・インタ−ナシヨナル・リミタ−ダ | 排ガス中の窒素酸化物除去用触媒 |
| JPS61101246A (ja) * | 1984-08-17 | 1986-05-20 | ヒユールス・アクチエンゲゼルシヤフト | フエノ−ル類のオルト−メチル化方法及びオルト−メチル化用触媒 |
| DE3502866A1 (de) * | 1984-09-19 | 1986-03-20 | Klaus Prof. Dr.rer.nat. 4430 Steinfurt Mangold | Zweistufen-verfahren und vorrichtung zur reinigung von verbrennungsgasen |
| SE464688B (sv) * | 1989-02-27 | 1991-06-03 | Eka Nobel Ab | Katalysator foer reducering av kvaeveoxider samt anvaendning daerav |
| DE10001539B4 (de) * | 2000-01-14 | 2006-01-19 | Uhde Gmbh | Verfahren zur Beseitigung von NOx und N2O |
| GB2450484A (en) | 2007-06-25 | 2008-12-31 | Johnson Matthey Plc | Non-Zeolite base metal catalyst |
| US8017097B1 (en) | 2010-03-26 | 2011-09-13 | Umicore Ag & Co. Kg | ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts |
| US8529853B2 (en) | 2010-03-26 | 2013-09-10 | Umicore Ag & Co. Kg | ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts |
| CN103877986B (zh) * | 2014-01-27 | 2016-01-20 | 济南大学 | 一种具有片花状结构的铁钨复合氧化物脱硝催化剂及其制备方法及应用 |
| CN105664912A (zh) * | 2015-12-31 | 2016-06-15 | 中国科学院生态环境研究中心 | 一种铈锡锆复合氧化物催化剂、制备方法及其用途 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3279884A (en) * | 1963-10-31 | 1966-10-18 | Basf Ag | Selective removal of oxides of nitrogen from gas mixtures containing oxygen |
| DE1259298B (de) * | 1964-08-29 | 1968-01-25 | Hamburger Gaswerke Gmbh | Verfahren zur Entfernung von Stickoxyden aus Gasen durch katalytische Reduktion derselben zu Stickstoff |
| DE1937552A1 (de) * | 1969-07-24 | 1971-02-11 | Basf Ag | Verfahren zur selektiven Entfernung von Stickstoffdioxid aus Gasen |
| BE756150A (fr) * | 1969-09-16 | 1971-02-15 | Johnson Matthey & Cy Ltd | Perfectionnements aux reactions catalytiques |
| CA970348A (en) * | 1970-08-07 | 1975-07-01 | Snamprogetti S.P.A. | Catalytic composition for the production of unsaturated nitriles |
-
1973
- 1973-07-17 JP JP48081427A patent/JPS5057946A/ja active Pending
-
1974
- 1974-07-11 GB GB3086574A patent/GB1473883A/en not_active Expired
- 1974-07-12 IT IT2513474A patent/IT1017134B/it active
- 1974-07-17 FR FR7424893A patent/FR2237678B1/fr not_active Expired
- 1974-07-17 DE DE19742434416 patent/DE2434416C2/de not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5117173A (en) * | 1974-08-01 | 1976-02-10 | Japan Gasoline | Haigasuchuno chitsusosankabutsukangenho |
| JPS52111482A (en) * | 1976-03-15 | 1977-09-19 | Hitachi Zosen Corp | Flue gas denitration catalyst with high activity |
| JP2007175630A (ja) * | 2005-12-28 | 2007-07-12 | Toyota Central Res & Dev Lab Inc | Ｎｏｘ選択還元触媒 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2237678B1 (ru) | 1982-01-29 |
| IT1017134B (it) | 1977-07-20 |
| DE2434416C2 (de) | 1984-09-13 |
| GB1473883A (en) | 1977-05-18 |
| DE2434416A1 (de) | 1975-02-13 |
| FR2237678A1 (ru) | 1975-02-14 |