PT93836A - Processo para a cristalizacao de bicarbonato de sodio - Google Patents

Processo para a cristalizacao de bicarbonato de sodio

Info

Publication number
PT93836A
PT93836A PT93836A PT9383690A PT93836A PT 93836 A PT93836 A PT 93836A PT 93836 A PT93836 A PT 93836A PT 9383690 A PT9383690 A PT 9383690A PT 93836 A PT93836 A PT 93836A
Authority
PT
Portugal
Prior art keywords
sodium bicarbonate
crystalization
ovoid
crystallisation
circulated
Prior art date
Application number
PT93836A
Other languages
English (en)
Other versions
PT93836B (pt
Inventor
Claude Breton
Leon Niname
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 PT93836A publication Critical patent/PT93836A/pt
Publication of PT93836B publication Critical patent/PT93836B/pt

Links

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
    • C01D7/16—Preparation from compounds of sodium or potassium with amines and carbon dioxide
    • 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
    • C01D7/38—Preparation in the form of granules, pieces or other shaped products

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Detergent Compositions (AREA)
  • Steroid Compounds (AREA)
  • External Artificial Organs (AREA)
PT93836A 1989-04-24 1990-04-23 Processo para a cristalizacao de bicarbonato de sodio PT93836B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8905513A FR2646154B1 (fr) 1989-04-24 1989-04-24 Bicarbonate de sodium et procede pour la cristallisation de bicarbonate de sodium

Publications (2)

Publication Number Publication Date
PT93836A true PT93836A (pt) 1990-11-20
PT93836B PT93836B (pt) 1996-09-30

Family

ID=9381135

Family Applications (1)

Application Number Title Priority Date Filing Date
PT93836A PT93836B (pt) 1989-04-24 1990-04-23 Processo para a cristalizacao de bicarbonato de sodio

Country Status (13)

Country Link
US (1) US5290322A (pt)
EP (1) EP0395134B1 (pt)
JP (1) JP3112465B2 (pt)
CN (1) CN1025554C (pt)
AT (1) ATE124668T1 (pt)
CA (1) CA2015115C (pt)
DD (1) DD299050A5 (pt)
DE (1) DE69020630T2 (pt)
DK (1) DK0395134T3 (pt)
ES (1) ES2074118T3 (pt)
FR (1) FR2646154B1 (pt)
NO (1) NO303683B1 (pt)
PT (1) PT93836B (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5411750A (en) 1993-04-27 1995-05-02 Church & Dwight Co., Inc. Ultrafine sodium bicarbonate powder
US5445805A (en) * 1993-05-06 1995-08-29 Church & Dwight Co., Inc. Large potassium bicarbonate crystals and process for the preparation thereof
US6322767B1 (en) 1996-05-21 2001-11-27 Fmc Corporation Process for making sodium carbonate decahydrate from sodium carbonate/bicarbonate liquors
US5766270A (en) 1996-05-21 1998-06-16 Tg Soda Ash, Inc. Solution mining of carbonate/bicarbonate deposits to produce soda ash
US5955043A (en) 1996-08-29 1999-09-21 Tg Soda Ash, Inc. Production of sodium carbonate from solution mine brine
US6609761B1 (en) 1999-01-08 2003-08-26 American Soda, Llp Sodium carbonate and sodium bicarbonate production from nahcolitic oil shale
US6699447B1 (en) 1999-01-08 2004-03-02 American Soda, Llp Sodium bicarbonate production from nahcolite
FR2821344B1 (fr) * 2001-02-26 2003-04-25 Solvay Granule de substance minerale agglomeree, resistant a l'abrasion, poudre comprenant de tels granules et procede pour sa fabrication
ATE489337T1 (de) * 2004-08-24 2010-12-15 Asahi Glass Co Ltd Verfahren zur herstellung von alkalimetallhydrogencarbonat
WO2009138403A1 (en) * 2008-05-13 2009-11-19 Solvay (Société Anonyme) Process for the joint production of sodium carbonate and sodium bicarbonate
WO2012164072A1 (en) 2011-06-01 2012-12-06 Solvay Chemicals, Inc. Sodium bicarbonate product with excellent flowability and its method of manufacture
DE102012003487B3 (de) * 2011-12-20 2013-06-20 Solvay S.A. Verfahren zur Herstellung von Natriumbicarbonat
DE102012003485B3 (de) * 2011-12-20 2013-06-20 Solvay S.A. Verfahren zur Herstellung von Natriumbicarbonat
EP2607312A1 (en) 2011-12-21 2013-06-26 Solvay Sa Process for preparing sodium bicarbonate particles
JP2014156375A (ja) * 2013-02-15 2014-08-28 Lion Corp 炭酸水素ナトリウム粒子及びその製造方法
FR3007753A1 (fr) * 2013-06-26 2015-01-02 Solvay Procede de preparation de particules de bicarbonate de metal alcalin
CN104402023B (zh) * 2014-11-12 2016-08-31 天津渤化永利化工股份有限公司 一种提高碳化法小苏打产品粒度的生产方法
CN105819471B (zh) * 2016-05-25 2017-11-03 天津渤化永利化工股份有限公司 一种生产大粒度小苏打的方法
CN108996526B (zh) * 2017-06-07 2021-06-22 中国科学院过程工程研究所 一种大颗粒重质小苏打的制备方法
JP6830055B2 (ja) * 2017-12-15 2021-02-17 三井Ｅ＆Ｓ環境エンジニアリング株式会社 リン回収装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE559735A (pt) *
BE370058A (pt) * 1929-05-13
US2193817A (en) * 1936-04-09 1940-03-19 Frederic A Dakin Process for recovering sodium carbonate from brines
US2294778A (en) * 1940-02-13 1942-09-01 Frederie A Dakin Process of recovering pure sodium carbonate monohydrate from brines
US3855398A (en) * 1973-04-12 1974-12-17 Allied Chem Sodium carbonate and bicarbonate sperulites from chlorine electrolytic cell liquors
US3855397A (en) * 1973-04-12 1974-12-17 Allied Chem Method of producing sodium carbonate and bicarbonate spherules from brine
JPS5792517A (en) * 1980-11-27 1982-06-09 Toyo Soda Mfg Co Ltd Preparation of sodium carbonate monohydrate
FR2545079B1 (fr) * 1983-04-28 1985-07-19 Solvay Procede et installation pour la production d'une solution organique d'une base organique insoluble dans l'eau
FR2551428B1 (fr) * 1983-09-05 1985-11-22 Solvay Procede pour la preparation d'une solution aqueuse de chlorure de sodium et procede de fabrication de bicarbonate de sodium
FR2634665B1 (fr) * 1988-07-29 1991-12-13 Solvay Procede et installation pour la cristallisation d'une substance minerale et cristaux de chlorure de sodium

Also Published As

Publication number Publication date
ATE124668T1 (de) 1995-07-15
CN1025554C (zh) 1994-08-03
DK0395134T3 (da) 1995-11-20
ES2074118T3 (es) 1995-09-01
US5290322A (en) 1994-03-01
NO901779L (no) 1990-10-25
FR2646154B1 (fr) 1991-06-28
FR2646154A1 (fr) 1990-10-26
CN1047839A (zh) 1990-12-19
DD299050A5 (de) 1992-03-26
NO303683B1 (no) 1998-08-17
EP0395134B1 (fr) 1995-07-05
DE69020630T2 (de) 1996-01-11
JP3112465B2 (ja) 2000-11-27
PT93836B (pt) 1996-09-30
CA2015115A1 (fr) 1990-10-24
JPH0365508A (ja) 1991-03-20
EP0395134A1 (fr) 1990-10-31
DE69020630D1 (de) 1995-08-10
CA2015115C (fr) 2000-10-24
NO901779D0 (no) 1990-04-23

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19960618

MM4A Annulment/lapse due to non-payment of fees, searched and examined patent

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20081218