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
Application number
Other languages
English (en)
Inventor
Hasan Dindi
Donald James Loftus
Original Assignee
Du Pont
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Du Pont filed Critical Du Pont
Publication of IN2015DN01341A publication Critical patent/IN2015DN01341A/en

Links

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)
IN1341DEN2015 2012-08-27 2013-08-27 IN2015DN01341A (pt)

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 (pt) 2015-07-03

Family

ID=50148156

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1341DEN2015 IN2015DN01341A (pt) 2012-08-27 2013-08-27

Country Status (9)

Country Link
US (1) US8815202B2 (pt)
EP (1) EP2888199B1 (pt)
CN (1) CN104768869B (pt)
BR (1) BR112015004544B1 (pt)
CA (1) CA2882937C (pt)
DK (1) DK2888199T3 (pt)
ES (1) ES2740960T3 (pt)
IN (1) IN2015DN01341A (pt)
WO (1) WO2014035915A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
DE502006001608D1 (de) * 2006-06-21 2008-10-30 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
CN101855167A (zh) * 2007-11-07 2010-10-06 巴斯夫欧洲公司 制备硫酸的方法
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

Also Published As

Publication number Publication date
DK2888199T3 (da) 2019-08-19
CN104768869A (zh) 2015-07-08
BR112015004544A8 (pt) 2017-09-19
CN104768869B (zh) 2017-06-13
BR112015004544A2 (pt) 2017-07-04
ES2740960T3 (es) 2020-02-07
US20140056802A1 (en) 2014-02-27
EP2888199A1 (en) 2015-07-01
US8815202B2 (en) 2014-08-26
CA2882937A1 (en) 2014-03-06
CA2882937C (en) 2021-06-08
WO2014035915A1 (en) 2014-03-06
EP2888199B1 (en) 2019-05-15
BR112015004544B1 (pt) 2021-12-07

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