IT1017134B - PROCESS FOR THE TREATMENT OF A GASEOUS MIXTURE CONTAINING NITROGEN BONES - Google Patents
PROCESS FOR THE TREATMENT OF A GASEOUS MIXTURE CONTAINING NITROGEN BONESInfo
- Publication number
- IT1017134B IT1017134B IT2513474A IT2513474A IT1017134B IT 1017134 B IT1017134 B IT 1017134B IT 2513474 A IT2513474 A IT 2513474A IT 2513474 A IT2513474 A IT 2513474A IT 1017134 B IT1017134 B IT 1017134B
- Authority
- IT
- Italy
- Prior art keywords
- bones
- treatment
- mixture containing
- gaseous mixture
- containing nitrogen
- Prior art date
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
- B01J23/76—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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/30—Silica
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48081427A JPS5057946A (en) | 1973-07-17 | 1973-07-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1017134B true IT1017134B (en) | 1977-07-20 |
Family
ID=13746057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2513474A IT1017134B (en) | 1973-07-17 | 1974-07-12 | PROCESS FOR THE TREATMENT OF A GASEOUS MIXTURE CONTAINING NITROGEN BONES |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5057946A (en) |
DE (1) | DE2434416C2 (en) |
FR (1) | FR2237678B1 (en) |
GB (1) | GB1473883A (en) |
IT (1) | IT1017134B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5117173A (en) * | 1974-08-01 | 1976-02-10 | Japan Gasoline | Haigasuchuno chitsusosankabutsukangenho |
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 |
JPS52111482A (en) * | 1976-03-15 | 1977-09-19 | Hitachi Zosen Corp | Flue gas denitration catalyst with high activity |
JPS6128454A (en) * | 1984-07-17 | 1986-02-08 | シ−ビ−エムエム・インタ−ナシヨナル・リミタ−ダ | Catalyst for removing nitrogen oxide in exhaust gas |
JPS61101246A (en) * | 1984-08-17 | 1986-05-20 | ヒユールス・アクチエンゲゼルシヤフト | Ortho-methylation method of phenols and catalyst for ortho-methylation |
DE3502866A1 (en) * | 1984-09-19 | 1986-03-20 | Klaus Prof. Dr.rer.nat. 4430 Steinfurt Mangold | Two-stage process and apparatus for purifying combustion gases |
SE464688B (en) * | 1989-02-27 | 1991-06-03 | Eka Nobel Ab | CATALYST FOR REDUCING NITROGEN OXIDES AND USING THEREOF |
DE10001539B4 (en) * | 2000-01-14 | 2006-01-19 | Uhde Gmbh | Process for the removal of NOx and N2O |
JP4895090B2 (en) * | 2005-12-28 | 2012-03-14 | 株式会社豊田中央研究所 | NOX selective reduction catalyst |
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 (en) * | 2014-01-27 | 2016-01-20 | 济南大学 | A kind of ferrotungsten composite oxides denitrating catalyst with sheet flower-like structure and preparation method thereof and application |
CN105664912A (en) * | 2015-12-31 | 2016-06-15 | 中国科学院生态环境研究中心 | Cerium-tin-zirconium composite oxide catalyst, and preparation method and use thereof |
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 (en) * | 1964-08-29 | 1968-01-25 | Hamburger Gaswerke Gmbh | Process for removing nitrogen oxides from gases by catalytic reduction thereof to nitrogen |
DE1937552A1 (en) * | 1969-07-24 | 1971-02-11 | Basf Ag | Process for the selective removal of nitrogen dioxide from gases |
BE756151A (en) * | 1969-09-16 | 1971-02-15 | Johnson Matthey & Cy Ltd | CATALYSIS IMPROVEMENTS |
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/en active
- 1974-07-17 FR FR7424893A patent/FR2237678B1/fr not_active Expired
- 1974-07-17 DE DE19742434416 patent/DE2434416C2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5057946A (en) | 1975-05-20 |
FR2237678A1 (en) | 1975-02-14 |
DE2434416C2 (en) | 1984-09-13 |
GB1473883A (en) | 1977-05-18 |
DE2434416A1 (en) | 1975-02-13 |
FR2237678B1 (en) | 1982-01-29 |
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