IN2015DN01341A - - Google Patents
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- Publication number
- IN2015DN01341A IN2015DN01341A IN1341DEN2015A IN2015DN01341A IN 2015DN01341 A IN2015DN01341 A IN 2015DN01341A IN 1341DEN2015 A IN1341DEN2015 A IN 1341DEN2015A IN 2015DN01341 A IN2015DN01341 A IN 2015DN01341A
- Authority
- IN
- India
- Prior art keywords
- sulfuric acid
- effluent
- reduced
- nox
- minute
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 8
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 5
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 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
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/94—Recovery from nitration acids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261693368P | 2012-08-27 | 2012-08-27 | |
| US13/969,836 US8815202B2 (en) | 2012-08-27 | 2013-08-19 | Process for producing sulfuric acid with low levels of nitrogen oxides |
| PCT/US2013/056706 WO2014035915A1 (en) | 2012-08-27 | 2013-08-27 | Process for producing sulfuric acid with low levels of nitrogen oxides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2015DN01341A true IN2015DN01341A (enrdf_load_stackoverflow) | 2015-07-03 |
Family
ID=50148156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1341DEN2015 IN2015DN01341A (enrdf_load_stackoverflow) | 2012-08-27 | 2013-08-27 |
Country Status (9)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9499405B2 (en) * | 2015-03-10 | 2016-11-22 | Ei Du Pont De Nemours And Company | Process for producing sulfuric acid with low levels of niter |
| CN113104817A (zh) * | 2021-05-14 | 2021-07-13 | 钟祥市大生化工有限公司 | 精制98%电子工业用硫酸生产方法及生产装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2355702A (en) * | 1942-08-07 | 1944-08-15 | Du Pont | Removal of nitrogen oxides from sulphuric acid |
| US3012854A (en) | 1958-03-25 | 1961-12-12 | Du Pont | Incorporating hydrazine sulfate or dihydrazine sulfate into sulfuric acid |
| US3817738A (en) * | 1972-12-29 | 1974-06-18 | Olin Corp | Removal of odors from impure sulfuric acid |
| JPS53144899A (en) * | 1977-05-25 | 1978-12-16 | Ube Ind Ltd | Removing method for nitrate ions in aqueous solution of sulfuric acid |
| JPS5432196A (en) * | 1977-08-17 | 1979-03-09 | Nissan Chem Ind Ltd | Removing method for nitrogen oxides in sulfuric acid |
| CA2134270C (en) | 1994-10-25 | 2005-07-26 | Drew John Drexler | Nox destruction in sulphuric acid |
| ATE408585T1 (de) * | 2006-06-21 | 2008-10-15 | Qvf Engineering Gmbh | Verfahren und anlage zur konzentrierung von abfall-schwefelsäuren aus nitrierprozessen |
| RU2349544C1 (ru) | 2007-05-28 | 2009-03-20 | Общество с ограниченной ответственностью "Лукойл-Пермнефтеоргсинтез" | Способ получения серной кислоты |
| JP2011502929A (ja) * | 2007-11-07 | 2011-01-27 | ビーエーエスエフ ソシエタス・ヨーロピア | 硫酸の製造方法 |
| CN102091504B (zh) * | 2011-01-05 | 2015-10-07 | 湖南大学 | 一种捕集、固定和净化二氧化碳、二氧化硫、三氧化硫和氮氧化物的化学方法 |
-
2013
- 2013-08-19 US US13/969,836 patent/US8815202B2/en active Active
- 2013-08-27 ES ES13759386T patent/ES2740960T3/es active Active
- 2013-08-27 BR BR112015004544-8A patent/BR112015004544B1/pt active IP Right Grant
- 2013-08-27 DK DK13759386.9T patent/DK2888199T3/da active
- 2013-08-27 WO PCT/US2013/056706 patent/WO2014035915A1/en active Application Filing
- 2013-08-27 IN IN1341DEN2015 patent/IN2015DN01341A/en unknown
- 2013-08-27 EP EP13759386.9A patent/EP2888199B1/en active Active
- 2013-08-27 CA CA2882937A patent/CA2882937C/en active Active
- 2013-08-27 CN CN201380055817.2A patent/CN104768869B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2882937C (en) | 2021-06-08 |
| BR112015004544B1 (pt) | 2021-12-07 |
| US8815202B2 (en) | 2014-08-26 |
| CA2882937A1 (en) | 2014-03-06 |
| CN104768869B (zh) | 2017-06-13 |
| EP2888199B1 (en) | 2019-05-15 |
| CN104768869A (zh) | 2015-07-08 |
| EP2888199A1 (en) | 2015-07-01 |
| BR112015004544A8 (pt) | 2017-09-19 |
| WO2014035915A1 (en) | 2014-03-06 |
| US20140056802A1 (en) | 2014-02-27 |
| ES2740960T3 (es) | 2020-02-07 |
| BR112015004544A2 (pt) | 2017-07-04 |
| DK2888199T3 (da) | 2019-08-19 |
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