JPS6351732B2 - - Google Patents
Info
- Publication number
- JPS6351732B2 JPS6351732B2 JP54086988A JP8698879A JPS6351732B2 JP S6351732 B2 JPS6351732 B2 JP S6351732B2 JP 54086988 A JP54086988 A JP 54086988A JP 8698879 A JP8698879 A JP 8698879A JP S6351732 B2 JPS6351732 B2 JP S6351732B2
- Authority
- JP
- Japan
- Prior art keywords
- nitric acid
- hno
- hydrogen peroxide
- concentration
- weight
- 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 claims description 88
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 36
- 229910017604 nitric acid Inorganic materials 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 35
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 32
- 239000007789 gas Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000000243 solution Substances 0.000 description 9
- 239000002912 waste gas Substances 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 229910002089 NOx Inorganic materials 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- OMBRFUXPXNIUCZ-UHFFFAOYSA-N dioxidonitrogen(1+) Chemical compound O=[N+]=O OMBRFUXPXNIUCZ-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- UUZZMWZGAZGXSF-UHFFFAOYSA-N peroxynitric acid Chemical group OON(=O)=O UUZZMWZGAZGXSF-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 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)
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 (2)
| Publication Number | Publication Date |
|---|---|
| JPS5528789A JPS5528789A (en) | 1980-02-29 |
| JPS6351732B2 true JPS6351732B2 (US07345094-20080318-C00003.png) | 1988-10-14 |
Family
ID=25464362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8698879A Granted JPS5528789A (en) | 1978-08-15 | 1979-07-11 | Method of removing nitrogen oxides from mixed gas |
Country Status (6)
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 (US07345094-20080318-C00003.png) * | 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 (US07345094-20080318-C00003.png) * | 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 |
| 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 |
| 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 |
| 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 (US07345094-20080318-C00003.png) * | 1968-04-25 | 1973-05-17 | ||
| FR2239279B1 (US07345094-20080318-C00003.png) * | 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 |
|---|---|
| CA1110830A (en) | 1981-10-20 |
| ES481717A1 (es) | 1980-03-01 |
| US4341747A (en) | 1982-07-27 |
| MX6058E (es) | 1984-10-17 |
| EP0008488A1 (en) | 1980-03-05 |
| JPS5528789A (en) | 1980-02-29 |
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