NO309007B1 - FremgangsmÕte og anlegg for rensing av en vandig alkalimetallklorid-løsning - Google Patents

FremgangsmÕte og anlegg for rensing av en vandig alkalimetallklorid-løsning Download PDF

Info

Publication number
NO309007B1
NO309007B1 NO944889A NO944889A NO309007B1 NO 309007 B1 NO309007 B1 NO 309007B1 NO 944889 A NO944889 A NO 944889A NO 944889 A NO944889 A NO 944889A NO 309007 B1 NO309007 B1 NO 309007B1
Authority
NO
Norway
Prior art keywords
solution
iodine
alkali metal
iodide ions
electrolysis
Prior art date
Application number
NO944889A
Other languages
English (en)
Norwegian (no)
Other versions
NO944889D0 (no
NO944889L (no
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 NO944889D0 publication Critical patent/NO944889D0/no
Publication of NO944889L publication Critical patent/NO944889L/no
Publication of NO309007B1 publication Critical patent/NO309007B1/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00Halogens; Halogen acids
    • C01B7/13Iodine; Hydrogen iodide
    • C01B7/14Iodine
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01DCOMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00Halides of sodium, potassium or alkali metals in general
    • C01D3/14Purification
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01DCOMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00Halides of sodium, potassium or alkali metals in general
    • C01D3/14Purification
    • C01D3/145Purification 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)
  • Removal Of Specific Substances (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
NO944889A 1993-12-17 1994-12-16 FremgangsmÕte og anlegg for rensing av en vandig alkalimetallklorid-løsning NO309007B1 (no)

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 (3)

Publication Number Publication Date
NO944889D0 NO944889D0 (no) 1994-12-16
NO944889L NO944889L (no) 1995-06-19
NO309007B1 true NO309007B1 (no) 2000-11-27

Family

ID=11367349

Family Applications (1)

Application Number Title Priority Date Filing Date
NO944889A NO309007B1 (no) 1993-12-17 1994-12-16 FremgangsmÕte og anlegg for rensing av en vandig alkalimetallklorid-løsning

Country Status (10)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
US20100119438A1 (en) * 2008-11-12 2010-05-13 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
CN107406276A (zh) 2015-03-11 2017-11-28 凯密迪公司 使用离子阻滞树脂从盐水中去除碘化物
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 (de) * 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
ITMI932655A0 (it) 1993-12-17
CA2137314A1 (fr) 1995-06-18
NO944889D0 (no) 1994-12-16
JPH07237919A (ja) 1995-09-12
EP0659686B1 (de) 1998-06-10
NO944889L (no) 1995-06-19
ITMI932655A1 (it) 1995-06-17
EP0659686A1 (de) 1995-06-28
JP3723592B2 (ja) 2005-12-07
ES2119959T3 (es) 1998-10-16
BR9404975A (pt) 1995-08-08
DE69410965T2 (de) 1999-02-11
ATE167165T1 (de) 1998-06-15
DE69410965D1 (de) 1998-07-16
IT1265291B1 (it) 1996-10-31
DK0659686T3 (da) 1999-03-22

Similar Documents

Publication Publication Date Title
AU686234B2 (en) Electrolytic process and apparatus for the controlled oxidation or reduction of inorganic and organic species in aqueous solutions
US6306281B1 (en) Electrolytic process for the generation of stable solutions of chlorine dioxide
US5106465A (en) Electrochemical process for producing chlorine dioxide solutions from chlorites
FI71354B (fi) Foerfarande foer framstaellning av natriumklorat
EP1966086B1 (de) Verfahren zur reinigung einer wässrigen lösung
WO1991009158A1 (en) Electrochemical process for producing chlorine dioxide solutions from chlorites
US4483754A (en) Electrolysis of sodium chloride with the use of ion exchange membranes
CA1214429A (en) Removal of chlorate from electrolyte cell brine
NO309007B1 (no) FremgangsmÕte og anlegg for rensing av en vandig alkalimetallklorid-løsning
US5069884A (en) Process for the purification of an aqueous alkali metal chloride solution from ammonium and iodine compounds
JPH073485A (ja) アルカリ金属塩化物の電解方法
CA2429908C (en) An electrolytic process for the generation of stable solutions of chlorine dioxide
JP4436183B2 (ja) ヨウ素イオン除去プロセス及び電解プロセス
JP2003293178A (ja) 水処理薬剤の製造法
JP4839949B2 (ja) アルカリ金属塩化物の電解方法
AU724917B2 (en) Electrolytic process and apparatus for the controlled oxidation or reduction of inorganic and organic species in aqueous solutions
AU2000241892B2 (en) Electrolytic process and apparatus for the controlled oxidation and reduction of inorganic and organic species in aqueous solutions
AU2000241892A1 (en) Electrolytic process and apparatus for the controlled oxidation and reduction of inorganic and organic species in aqueous solutions

Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN JUNE 2003