BR112015004544A2 - processo para a produção do ácido sulfúrico e ácido sulfúrico - Google Patents

processo para a produção do ácido sulfúrico e ácido sulfúrico

Info

Publication number
BR112015004544A2
BR112015004544A2 BR112015004544A BR112015004544A BR112015004544A2 BR 112015004544 A2 BR112015004544 A2 BR 112015004544A2 BR 112015004544 A BR112015004544 A BR 112015004544A BR 112015004544 A BR112015004544 A BR 112015004544A BR 112015004544 A2 BR112015004544 A2 BR 112015004544A2
Authority
BR
Brazil
Prior art keywords
sulfuric acid
production
sulfuric
acid
Prior art date
Application number
BR112015004544A
Other languages
English (en)
Other versions
BR112015004544B1 (pt
BR112015004544A8 (pt
Inventor
James Loftus Donald
Dindi Hasan
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 BR112015004544A2 publication Critical patent/BR112015004544A2/pt
Publication of BR112015004544A8 publication Critical patent/BR112015004544A8/pt
Publication of BR112015004544B1 publication Critical patent/BR112015004544B1/pt

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)
BR112015004544-8A 2012-08-27 2013-08-27 Processo para a produção do ácido sulfúrico BR112015004544B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261693368P 2012-08-27 2012-08-27
US61/693,368 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
US13/969,836 2013-08-19
PCT/US2013/056706 WO2014035915A1 (en) 2012-08-27 2013-08-27 Process for producing sulfuric acid with low levels of nitrogen oxides

Publications (3)

Publication Number Publication Date
BR112015004544A2 true BR112015004544A2 (pt) 2017-07-04
BR112015004544A8 BR112015004544A8 (pt) 2017-09-19
BR112015004544B1 BR112015004544B1 (pt) 2021-12-07

Family

ID=50148156

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015004544-8A BR112015004544B1 (pt) 2012-08-27 2013-08-27 Processo para a produção do ácido sulfúrico

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
EP2219994A1 (de) * 2007-11-07 2010-08-25 Basf Se Verfahren zur herstellung von schwefelsäure
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
CN104768869B (zh) 2017-06-13
ES2740960T3 (es) 2020-02-07
US20140056802A1 (en) 2014-02-27
EP2888199A1 (en) 2015-07-01
CN104768869A (zh) 2015-07-08
IN2015DN01341A (pt) 2015-07-03
CA2882937A1 (en) 2014-03-06
CA2882937C (en) 2021-06-08
DK2888199T3 (da) 2019-08-19
EP2888199B1 (en) 2019-05-15
WO2014035915A1 (en) 2014-03-06
BR112015004544B1 (pt) 2021-12-07
BR112015004544A8 (pt) 2017-09-19
US8815202B2 (en) 2014-08-26

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: THE CHEMOURS COMPANY FC, LLC (US)

B25A Requested transfer of rights approved

Owner name: VEOLIA NORTH AMERICA REGENERATION SERVICES, LLC. (

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06I Publication of requirement cancelled [chapter 6.9 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 6.6.1 NA RPI NO 2462 DE 13/03/2018 POR TER SIDO INDEVIDA.

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 27/08/2013, OBSERVADAS AS CONDICOES LEGAIS.