PT106208B - Processo para produzir bicarbonato de sódio. - Google Patents

Processo para produzir bicarbonato de sódio. Download PDF

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Publication number
PT106208B
PT106208B PT106208A PT10620812A PT106208B PT 106208 B PT106208 B PT 106208B PT 106208 A PT106208 A PT 106208A PT 10620812 A PT10620812 A PT 10620812A PT 106208 B PT106208 B PT 106208B
Authority
PT
Portugal
Prior art keywords
sodium
sodium carbonate
crystals
water
stream
Prior art date
Application number
PT106208A
Other languages
English (en)
Portuguese (pt)
Other versions
PT106208A (pt
Inventor
Hugo Walravens
Kurt Allen
Thoi-Dai Chau
Alain Vandendoren
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of PT106208A publication Critical patent/PT106208A/pt
Publication of PT106208B publication Critical patent/PT106208B/pt

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/10—Preparation of bicarbonates from carbonates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/12—Preparation of carbonates from bicarbonates or bicarbonate-containing product
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/12—Preparation of carbonates from bicarbonates or bicarbonate-containing product
    • C01D7/126—Multi-step processes, e.g. from trona to soda ash
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/22—Purification
    • C01D7/24—Crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
PT106208A 2011-12-20 2012-03-14 Processo para produzir bicarbonato de sódio. PT106208B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201161578162P 2011-12-20 2011-12-20

Publications (2)

Publication Number Publication Date
PT106208A PT106208A (pt) 2013-06-20
PT106208B true PT106208B (pt) 2013-12-11

Family

ID=46319491

Family Applications (1)

Application Number Title Priority Date Filing Date
PT106208A PT106208B (pt) 2011-12-20 2012-03-14 Processo para produzir bicarbonato de sódio.

Country Status (9)

Country Link
CN (1) CN103172089B (it)
BE (1) BE1021662B1 (it)
DE (1) DE102012003485B3 (it)
ES (1) ES2409083B2 (it)
FR (1) FR2984299A1 (it)
IT (1) ITMI20120352A1 (it)
NL (1) NL2008354C2 (it)
PT (1) PT106208B (it)
TR (1) TR201202945A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106698483B (zh) * 2017-01-19 2018-09-21 青海盐湖工业股份有限公司 一种生产熔盐级硝酸钠的方法
CN107758699A (zh) * 2017-10-23 2018-03-06 攀钢集团攀枝花钢铁研究院有限公司 碳酸氢钠的制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034294A (en) * 1978-10-27 1980-06-04 Toyo Soda Mfg Co Ltd Process for Producing Sodium Bicarbonate
US20030017099A1 (en) * 2001-07-20 2003-01-23 Church & Dwight Co., Inc. Sodium bicarbonate production method
EP2078697A1 (en) * 2008-01-08 2009-07-15 SOLVAY (Société Anonyme) Process for producing sodium carbonate and/or sodium bicarbonate from an ore mineral comprising sodium bicarbonate
US20090291038A1 (en) * 2008-05-23 2009-11-26 Solvay (Societe Anonyme) Process For The Joint Production of Sodium Carbonate and Sodium Bicarbonate
US20110274599A1 (en) * 2010-05-04 2011-11-10 Solvay Chemicals, Inc. Impurities removal from waste solids in the production of soda ash, sodium bicarbonate and/or other derivatives

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3647365A (en) * 1970-01-06 1972-03-07 Olin Corp Coarse light sodium bicarbonate
BR7903330A (pt) * 1978-05-30 1979-12-11 Stauffer Chemical Co Processo de carbonatacao para fabricacao de biocarbonato de sodio
FR2646154B1 (fr) * 1989-04-24 1991-06-28 Solvay Bicarbonate de sodium et procede pour la cristallisation de bicarbonate de sodium
US5989505A (en) * 1996-03-18 1999-11-23 Solvay Minerals, Inc. Method for recovery of alkali values from trona using air stripping
CN1133586C (zh) * 1999-04-19 2004-01-07 内蒙古伊克昭化工研究设计院 天然碱冷析碳化法制纯碱工艺
US7255841B2 (en) * 2001-07-20 2007-08-14 Church & Dwight Co., Inc. Sodium bicarbonate production method
US6667021B2 (en) * 2001-09-12 2003-12-23 General Chemical Corporation Method for producing enhanced sodium carbonate crystals for making sodium bicarbonate
US7611208B2 (en) * 2004-08-17 2009-11-03 Sesqui Mining, Llc Methods for constructing underground borehole configurations and related solution mining methods
EP1783100B1 (en) * 2004-08-24 2010-11-24 Asahi Glass Company, Limited Method for producing alkali metal hydrogencarbonate
TR200403060A2 (tr) * 2004-11-11 2006-06-21 Eti Soda Üretim Pazarlama Nakliyat ve Elektrik Üretim Sanayi ve Ticaret A. Ş. Bikarbonat içeren çözeltilerden ağır soda, sodyumbikarbonat, hafif soda ve sodyum silikat üretimi
MX337503B (es) * 2008-05-13 2016-03-03 Solvay Proceso para la produccion conjunta de carbonato de sodio y bicarbonato de sodio.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034294A (en) * 1978-10-27 1980-06-04 Toyo Soda Mfg Co Ltd Process for Producing Sodium Bicarbonate
US20030017099A1 (en) * 2001-07-20 2003-01-23 Church & Dwight Co., Inc. Sodium bicarbonate production method
EP2078697A1 (en) * 2008-01-08 2009-07-15 SOLVAY (Société Anonyme) Process for producing sodium carbonate and/or sodium bicarbonate from an ore mineral comprising sodium bicarbonate
US20090291038A1 (en) * 2008-05-23 2009-11-26 Solvay (Societe Anonyme) Process For The Joint Production of Sodium Carbonate and Sodium Bicarbonate
US20110274599A1 (en) * 2010-05-04 2011-11-10 Solvay Chemicals, Inc. Impurities removal from waste solids in the production of soda ash, sodium bicarbonate and/or other derivatives

Also Published As

Publication number Publication date
CN103172089B (zh) 2016-09-14
TR201202945A1 (tr) 2013-08-22
ITMI20120352A1 (it) 2013-06-21
NL2008354C2 (en) 2014-02-18
DE102012003485B3 (de) 2013-06-20
CN103172089A (zh) 2013-06-26
BE1021662B1 (fr) 2015-12-23
ES2409083B2 (es) 2013-12-26
PT106208A (pt) 2013-06-20
ES2409083A1 (es) 2013-06-24
FR2984299A1 (fr) 2013-06-21
NL2008354A (en) 2013-06-24

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BB1A Laying open of patent application

Effective date: 20120730

FG3A Patent granted, date of granting

Effective date: 20131206