BR9404975A - Processo e instalação para purificação de uma solução aquosa de cloreto de metal alcalino - Google Patents

Processo e instalação para purificação de uma solução aquosa de cloreto de metal alcalino

Info

Publication number
BR9404975A
BR9404975A BR9404975A BR9404975A BR9404975A BR 9404975 A BR9404975 A BR 9404975A BR 9404975 A BR9404975 A BR 9404975A BR 9404975 A BR9404975 A BR 9404975A BR 9404975 A BR9404975 A BR 9404975A
Authority
BR
Brazil
Prior art keywords
purification
alkali metal
chloride solution
aqueous alkali
metal chloride
Prior art date
Application number
BR9404975A
Other languages
English (en)
Inventor
Alessandra Pastacaldi
Roberto Arrighi
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 BR9404975A publication Critical patent/BR9404975A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/13—Iodine; Hydrogen iodide
    • C01B7/14—Iodine
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/14—Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/14—Purification
    • C01D3/145—Purification by solid ion-exchangers or solid chelating agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Removal Of Specific Substances (AREA)
BR9404975A 1993-12-17 1994-12-13 Processo e instalação para purificação de uma solução aquosa de cloreto de metal alcalino BR9404975A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT93MI002655A IT1265291B1 (it) 1993-12-17 1993-12-17 Procedimento e impianto per la depurazione di una soluzione acquosa di un cloruro di un metallo alcalino

Publications (1)

Publication Number Publication Date
BR9404975A true BR9404975A (pt) 1995-08-08

Family

ID=11367349

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9404975A BR9404975A (pt) 1993-12-17 1994-12-13 Processo e instalação para purificação de uma solução aquosa de cloreto de metal alcalino

Country Status (10)

Country Link
EP (1) EP0659686B1 (pt)
JP (1) JP3723592B2 (pt)
AT (1) ATE167165T1 (pt)
BR (1) BR9404975A (pt)
CA (1) CA2137314A1 (pt)
DE (1) DE69410965T2 (pt)
DK (1) DK0659686T3 (pt)
ES (1) ES2119959T3 (pt)
IT (1) IT1265291B1 (pt)
NO (1) NO309007B1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69934640T2 (de) * 1998-08-28 2007-10-25 Chlorine Engineers Corp., Ltd. Verfahren zur Entfernung von Iodid- und/oder Silikatanionen aus Salzlösungen für die Elektrolyse durch Anionenaustausch an Zirkoniumhydroxid
JP3390148B2 (ja) 1998-08-28 2003-03-24 クロリンエンジニアズ株式会社 電解用塩水の精製処理方法
FR2894247B1 (fr) * 2005-12-07 2008-02-15 Solvay Procede pour l'epuration d'une solution aqueuse chargee en iodure, calcium, magnesium
FR2930541B1 (fr) 2008-04-29 2010-05-21 Solvay Procede d'epuration de solutions aqueuses
WO2010056864A1 (en) * 2008-11-12 2010-05-20 Becker Thomas M Iodine recovery system
JP5359466B2 (ja) * 2009-03-31 2013-12-04 ダイキン工業株式会社 ヨウ素の酸化析出方法
WO2016144969A1 (en) 2015-03-11 2016-09-15 Chemetics Inc. Iodide removal from brine using ion retardation resins
US11040903B2 (en) 2015-10-05 2021-06-22 The Chemours Company Fc, Llc Purification of NaCl brine containing iodine
CN107445262A (zh) * 2017-08-29 2017-12-08 沪东中华造船(集团)有限公司 一种次氯酸收集处理系统及其处理过程

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328037B2 (pt) * 1973-12-26 1978-08-11
JPS51116196A (en) * 1975-04-05 1976-10-13 Teikoku Sekiyu Kk Method for isolation of iodine from natural bline containing iodide io n
JPS6296685A (ja) * 1985-10-23 1987-05-06 Toyo Soda Mfg Co Ltd ハロゲンイオンを含む水溶液からハロゲンを回収する方法
IT1229724B (it) * 1989-05-15 1991-09-07 Solvay Procedimento di purificazione di una soluzione acquosa di cloruro di un metallo alcalino da composti ammoniacali e iodati.

Also Published As

Publication number Publication date
DK0659686T3 (da) 1999-03-22
NO309007B1 (no) 2000-11-27
ITMI932655A1 (it) 1995-06-17
CA2137314A1 (fr) 1995-06-18
NO944889D0 (no) 1994-12-16
JPH07237919A (ja) 1995-09-12
DE69410965D1 (de) 1998-07-16
IT1265291B1 (it) 1996-10-31
EP0659686B1 (fr) 1998-06-10
ITMI932655A0 (it) 1993-12-17
DE69410965T2 (de) 1999-02-11
EP0659686A1 (fr) 1995-06-28
ATE167165T1 (de) 1998-06-15
JP3723592B2 (ja) 2005-12-07
ES2119959T3 (es) 1998-10-16
NO944889L (no) 1995-06-19

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Legal Events

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FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

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B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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