ES481717A1 - Procedimiento para separar oxidos de nitrogeno de una mezclagaseosa. - Google Patents
Procedimiento para separar oxidos de nitrogeno de una mezclagaseosa.Info
- Publication number
- ES481717A1 ES481717A1 ES481717A ES481717A ES481717A1 ES 481717 A1 ES481717 A1 ES 481717A1 ES 481717 A ES481717 A ES 481717A ES 481717 A ES481717 A ES 481717A ES 481717 A1 ES481717 A1 ES 481717A1
- Authority
- ES
- Spain
- Prior art keywords
- nitrogen oxides
- gaseous mixtures
- removing nitrogen
- weight
- nitric acid
- 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
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title abstract 9
- 239000008246 gaseous mixture Substances 0.000 title abstract 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 2
- 229910017604 nitric acid Inorganic materials 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
- C01B21/40—Preparation by absorption of oxides of nitrogen
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
Procedimiento para separar óxidos de nitrógeno de una mezcla gaseosa, caracterizado porque comprende poner en contacto la mezcla con una solución acuosa de ácido nítrico que tiene una concentración en peso de 35 a 58% y que contiene en peso al menos 0,001% de peróxido de hidrógeno, con lo cual dichos óxidos de nitrógeno se convierten a ácido nítrico.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/933,694 US4341747A (en) | 1978-08-15 | 1978-08-15 | Process of removing nitrogen oxides from gaseous mixtures |
Publications (1)
Publication Number | Publication Date |
---|---|
ES481717A1 true ES481717A1 (es) | 1980-03-01 |
Family
ID=25464362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES481717A Expired ES481717A1 (es) | 1978-08-15 | 1979-06-20 | Procedimiento para separar oxidos de nitrogeno de una mezclagaseosa. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4341747A (es) |
EP (1) | EP0008488A1 (es) |
JP (1) | JPS5528789A (es) |
CA (1) | CA1110830A (es) |
ES (1) | ES481717A1 (es) |
MX (1) | MX6058E (es) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4460552A (en) * | 1981-05-26 | 1984-07-17 | Steuler Industriewerke, G.M.B.H. | Process for the separation of air components, such as difficultly absorbable air impurities, out of air-gas mixtures |
JPS59107065U (ja) * | 1982-12-30 | 1984-07-19 | ダイハツ工業株式会社 | エンジン点火装置 |
FR2551990B1 (fr) * | 1983-09-21 | 1985-12-13 | Rhone Poulenc Chim Base | Procede de traitement d'un courant gazeux contenant des oxydes d'azote |
US5739502A (en) * | 1983-12-27 | 1998-04-14 | General Electric Company | Laser intensity redistribution |
JPS63221826A (ja) * | 1985-09-03 | 1988-09-14 | ヘルベルト キユ−ペンベンデル | 湿式の煙道・排気ガス清浄システム |
AT395312B (de) * | 1987-06-16 | 1992-11-25 | Andritz Ag Maschf | Verfahren zur gewinnung bzw. rueckgewinnung von saeure aus metallhaltigen loesungen dieser saeure |
CH673409A5 (es) * | 1987-07-09 | 1990-03-15 | Escher Wyss Gmbh | |
SE9000166L (sv) * | 1990-01-17 | 1991-07-18 | Eka Nobel Ab | Redoxreglering |
DE4027404A1 (de) * | 1990-02-26 | 1991-08-29 | Fritz Curtius | Verfahren zur oxidation von nitrosen gasen (no) in einem gasstrom, durch eine waesche des gasstrom mit salpetersaeure |
DE4015284C1 (es) * | 1990-05-12 | 1992-01-16 | Degussa Ag, 6000 Frankfurt, De | |
US5151258A (en) * | 1991-05-30 | 1992-09-29 | General Electric Company | NOx reduction and control using hydrogen peroxide in the absorber column |
ATE127707T1 (de) * | 1991-11-02 | 1995-09-15 | Degussa | Verfahren zur oxidativen reinigung von stickoxide enthaltenden abgasen. |
US5683600A (en) * | 1993-03-17 | 1997-11-04 | General Electric Company | Gas turbine engine component with compound cooling holes and method for making the same |
US6641638B1 (en) | 1996-12-03 | 2003-11-04 | The United States Of America As Represented By The Administrator Of The National Aeronautics & Space Administration | Process for nitrogen oxide waste conversion to fertilizer |
US6039783A (en) * | 1996-12-03 | 2000-03-21 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Process and equipment for nitrogen oxide waste conversion to fertilizer |
US6793903B1 (en) * | 2001-03-08 | 2004-09-21 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | High temperature decomposition of hydrogen peroxide |
KR20020081940A (ko) * | 2001-04-20 | 2002-10-30 | 조규만 | 과산화수소, 알코올 또는 과산화수소수와 알코올의혼합물을 이용한 질소산화물 저감 및 처리 방법 |
US7790128B2 (en) * | 2003-04-04 | 2010-09-07 | United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Hydrogen peroxide catalytic decomposition |
US7404938B2 (en) * | 2004-05-11 | 2008-07-29 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Emission control system |
US8425866B2 (en) * | 2005-11-14 | 2013-04-23 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Control of emissions |
US8409534B2 (en) * | 2007-03-28 | 2013-04-02 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Control of emissions |
DE102016014707A1 (de) * | 2016-12-09 | 2018-06-14 | Messer Group Gmbh | Verfahren und Vorrichtung zum Reinigen stickoxidhaltiger Gasströme |
IT201900006672A1 (it) | 2019-05-10 | 2020-11-10 | Condoroil Stainless Srl | Unita' per il decapaggio elettrolitico interno ed esterno di tubi in acciaio inossidabile |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4815766B1 (es) * | 1968-04-25 | 1973-05-17 | ||
FR2239279B1 (es) * | 1973-07-30 | 1979-02-23 | Ugine Kuhlmann | |
FR2333560A2 (fr) * | 1975-12-02 | 1977-07-01 | Ugine Kuhlmann | Procede de reduction de la teneur en vapeurs nitreuses des effluents gazeux nitreux |
GB1591822A (en) * | 1976-08-16 | 1981-06-24 | Cooper Hal B H | Removal and recovery of nitrogen oxides and sulphur dioxide from gaseous mixtures containing them |
DE2818473C2 (de) * | 1978-04-27 | 1984-01-05 | Nukem Gmbh, 6450 Hanau | Verfahren und Vorrichtung zur Entfernung von nitrosen Gasen aus Abluft und Abgasen |
-
1978
- 1978-08-15 US US05/933,694 patent/US4341747A/en not_active Expired - Lifetime
-
1979
- 1979-05-15 CA CA327,641A patent/CA1110830A/en not_active Expired
- 1979-05-25 EP EP79300959A patent/EP0008488A1/en not_active Withdrawn
- 1979-06-13 MX MX798084U patent/MX6058E/es unknown
- 1979-06-20 ES ES481717A patent/ES481717A1/es not_active Expired
- 1979-07-11 JP JP8698879A patent/JPS5528789A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0008488A1 (en) | 1980-03-05 |
JPS6351732B2 (es) | 1988-10-14 |
MX6058E (es) | 1984-10-17 |
JPS5528789A (en) | 1980-02-29 |
CA1110830A (en) | 1981-10-20 |
US4341747A (en) | 1982-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19990302 |