WO2005068686A3 - Procede de fabrication de chlore a purete elevee - Google Patents

Procede de fabrication de chlore a purete elevee Download PDF

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Publication number
WO2005068686A3
WO2005068686A3 PCT/EP2004/053708 EP2004053708W WO2005068686A3 WO 2005068686 A3 WO2005068686 A3 WO 2005068686A3 EP 2004053708 W EP2004053708 W EP 2004053708W WO 2005068686 A3 WO2005068686 A3 WO 2005068686A3
Authority
WO
WIPO (PCT)
Prior art keywords
production
purity chlorine
bromides
chlorine
purity
Prior art date
Application number
PCT/EP2004/053708
Other languages
English (en)
Other versions
WO2005068686A2 (fr
Inventor
Alessandra Pastacaldi
Alain Hanneuse
Richard Poirault
Original Assignee
Solvay
Alessandra Pastacaldi
Alain Hanneuse
Richard Poirault
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, Alessandra Pastacaldi, Alain Hanneuse, Richard Poirault filed Critical Solvay
Priority to EA200601308A priority Critical patent/EA012069B1/ru
Priority to EP04805034A priority patent/EP1706520A2/fr
Publication of WO2005068686A2 publication Critical patent/WO2005068686A2/fr
Publication of WO2005068686A3 publication Critical patent/WO2005068686A3/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/24—Halogens or compounds thereof
    • C25B1/26—Chlorine; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

L'invention porte sur un procédé de fabrication de chlore à pureté élevée par électrolyse, dans un électrolyseur à membrane, d'une saumure de chlorure de sodium contaminée par des bromures, au cours duquel la saumure est oxydée de manière à transformer les bromures en bromates.
PCT/EP2004/053708 2004-01-12 2004-12-24 Procede de fabrication de chlore a purete elevee WO2005068686A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EA200601308A EA012069B1 (ru) 2004-01-12 2004-12-24 Способ получения хлора высокой чистоты
EP04805034A EP1706520A2 (fr) 2004-01-12 2004-12-24 Procede de fabrication de chlore a purete elevee

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR04/00212 2004-01-12
FR0400212A FR2864969B1 (fr) 2004-01-12 2004-01-12 Procede de production de chlore haute purete

Publications (2)

Publication Number Publication Date
WO2005068686A2 WO2005068686A2 (fr) 2005-07-28
WO2005068686A3 true WO2005068686A3 (fr) 2006-01-19

Family

ID=34684928

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2004/053708 WO2005068686A2 (fr) 2004-01-12 2004-12-24 Procede de fabrication de chlore a purete elevee

Country Status (4)

Country Link
EP (1) EP1706520A2 (fr)
EA (1) EA012069B1 (fr)
FR (1) FR2864969B1 (fr)
WO (1) WO2005068686A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120186989A1 (en) 2011-01-26 2012-07-26 Yuri Alexeevich Omelchenko Process for producing chlorine with low bromine content
US8636893B2 (en) 2011-01-26 2014-01-28 Superior Plus Lp Process for producing chlorine with low bromine content

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660261A (en) * 1970-04-20 1972-05-02 Dow Chemical Co Method for reduction of bromine contamination of chlorine
JPH1018071A (ja) * 1996-07-08 1998-01-20 Mitsui Petrochem Ind Ltd 食塩水溶液の電解方法
EP0779880B1 (fr) * 1994-09-08 1998-12-02 Solvay Umweltchemie GmbH Procede d'elimination des chlorates et bromates de l'eau par reduction catalytique

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660261A (en) * 1970-04-20 1972-05-02 Dow Chemical Co Method for reduction of bromine contamination of chlorine
EP0779880B1 (fr) * 1994-09-08 1998-12-02 Solvay Umweltchemie GmbH Procede d'elimination des chlorates et bromates de l'eau par reduction catalytique
JPH1018071A (ja) * 1996-07-08 1998-01-20 Mitsui Petrochem Ind Ltd 食塩水溶液の電解方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 05 30 April 1998 (1998-04-30) *

Also Published As

Publication number Publication date
EP1706520A2 (fr) 2006-10-04
EA200601308A1 (ru) 2006-10-27
WO2005068686A2 (fr) 2005-07-28
FR2864969B1 (fr) 2006-05-12
EA012069B1 (ru) 2009-08-28
FR2864969A1 (fr) 2005-07-15

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