DD264715A5 - Verfahren zur herstellung von alkalimetallchlorat - Google Patents

Verfahren zur herstellung von alkalimetallchlorat Download PDF

Info

Publication number
DD264715A5
DD264715A5 DD87309889A DD30988987A DD264715A5 DD 264715 A5 DD264715 A5 DD 264715A5 DD 87309889 A DD87309889 A DD 87309889A DD 30988987 A DD30988987 A DD 30988987A DD 264715 A5 DD264715 A5 DD 264715A5
Authority
DD
German Democratic Republic
Prior art keywords
mother liquor
alkali metal
crystallizer
stream
electrolyzer
Prior art date
Application number
DD87309889A
Other languages
German (de)
English (en)
Inventor
Ghislain Bolduc
Karl J F Wanngard
Original Assignee
Eka Nobel Ab,Se
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 Eka Nobel Ab,Se filed Critical Eka Nobel Ab,Se
Publication of DD264715A5 publication Critical patent/DD264715A5/de

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
    • C25B1/24—Halogens or compounds thereof
    • C25B1/26—Chlorine; Compounds thereof
    • C25B1/265—Chlorates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/52—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0415—Purification by absorption in liquids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465—Composition of the impurity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
DD87309889A 1986-12-04 1987-12-03 Verfahren zur herstellung von alkalimetallchlorat DD264715A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8605222A SE455706B (sv) 1986-12-04 1986-12-04 Sett vid framstellning av alkaliemetallklorat

Publications (1)

Publication Number Publication Date
DD264715A5 true DD264715A5 (de) 1989-02-08

Family

ID=20366526

Family Applications (1)

Application Number Title Priority Date Filing Date
DD87309889A DD264715A5 (de) 1986-12-04 1987-12-03 Verfahren zur herstellung von alkalimetallchlorat

Country Status (9)

Country Link
US (1) US4795535A (fr)
BR (1) BR8706448A (fr)
CA (1) CA1325787C (fr)
DD (1) DD264715A5 (fr)
ES (1) ES2007125A6 (fr)
FI (1) FI86562B (fr)
FR (1) FR2607723B1 (fr)
PT (1) PT86305B (fr)
SE (1) SE455706B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5093089A (en) * 1990-07-16 1992-03-03 Chemetics International Company Ltd. Process for the separation of sulphate
SE9100365L (sv) * 1991-02-05 1992-08-06 Eka Nobel Ab Foerfarande foer elektrolytisk framstaellning av alkalimetallklorat och hjaelpkemikalier
BE1005732A3 (fr) * 1992-04-17 1994-01-11 Solvay Procede d'epuration d'une solution aqueuse en ions hypochloreux et procede de fabrication d'une solution aqueuse de chlorate de sodium.
FR2706440A1 (fr) * 1993-06-15 1994-12-23 Solvay Procédé pour la cristallisation de chlorate de sodium et masse solide granulaire à base de chlorate de sodium.
US5616234A (en) * 1995-10-31 1997-04-01 Pepcon Systems, Inc. Method for producing chlorine or hypochlorite product
US6322768B1 (en) 1998-09-29 2001-11-27 International Paper Company Recovery of chlorine dioxide from gas streams
CA2882221C (fr) 2014-03-05 2022-03-08 Chemetics Inc. Production d'hypochlorite a faible teneur en sel et concentration elevee

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI71354C (fi) * 1980-03-03 1986-12-19 Asahi Chemical Ind Foerfarande foer framstaellning av natriumklorat
JPS5928635B2 (ja) * 1981-04-17 1984-07-14 保土谷化学工業株式会社 塩素酸アルカリ用塔式電解装置及び塩素酸アルカリの電解製造方法
US4510026A (en) * 1983-11-16 1985-04-09 Panclor S.A. Process for electrolysis of sea water

Also Published As

Publication number Publication date
ES2007125A6 (es) 1989-06-01
FI875323A (fi) 1988-06-05
PT86305A (en) 1988-01-01
CA1325787C (fr) 1994-01-04
SE8605222L (sv) 1988-06-05
US4795535A (en) 1989-01-03
FI86562B (fi) 1992-05-29
SE455706B (sv) 1988-08-01
BR8706448A (pt) 1988-07-12
SE8605222D0 (sv) 1986-12-04
FI875323A0 (fi) 1987-12-02
FR2607723B1 (fr) 1990-11-23
PT86305B (pt) 1990-11-07
FR2607723A1 (fr) 1988-06-10

Similar Documents

Publication Publication Date Title
DE2940186C2 (de) Verfahren zur Herstellung von Nitriten
DE3342713C2 (de) Verfahren zur Bildung eines quaternären Ammoniumsalzes
DE19913820B4 (de) Verfahren zur Herstellung von Ammoniumpersulfat sowie seine Verwendung zur Herstellung von Natrium- oder Kaliumpersulfat
DE19710510C2 (de) Verfahren zum Reinigen einer elektrolytischen Kupferlösung
DE2854162A1 (de) Verfahren zur natriumchlorid-elektrolyse unter verwendung einer kationenaustauschermembran
DE2912271A1 (de) Verfahren und vorrichtung zur ueberfuehrung und reinigung von halogen und halogenwasserstoffsaeure in einem elektrochemischen system
EP1521864B1 (fr) Procede et dispositif pour recycler des bains de decapage de metaux
EP0266801B1 (fr) Procédé de préparation d'hydroxyde alcalin, de chlore et d'hydrogène par électrolyse d'une solution aqueuse de chlorure alcalin dans une cellule à membrane
DD264715A5 (de) Verfahren zur herstellung von alkalimetallchlorat
DE10106932B4 (de) Verfahren zur Herstellung von Natriumpersulfat
DE2843479A1 (de) Verfahren zur elektrolyse von natriumchlorid in einer eine ionenaustauschermembran enthaltenden zelle
DE2849250A1 (de) Verfahren zur herstellung von chlordioxid, alkalilauge und gegebenenfalls chlor
EP1889814B1 (fr) Procédé destiné au retrait de chlorure
DE2432416A1 (de) Verfahren zur gewinnung von elektrolytisch hergestellten alkalichloraten
EP0607535B1 (fr) Procédé électrolytique de dissolution de platine d'impuretés métalliques du platine et/ou d'alliages métalliques du platine
DE1567575C3 (de) Verfahren zur Herstellung von Chlor
DE2824325B2 (fr)
DE2124045C3 (de) Verfahren zur elektrolytischen Her stellung von reinem Chlor, Wasserstoff und reinen konzentrierten Alkaliphosphat lösungen und Elektrolyslerzelle zur Durch führung des Verfahrens
DE19858544B4 (de) Verfahren zur Herstellung von Natriumpersulfat
DE1274565B (de) Verfahren zur gleichzeitigen Herstellung von Chlordioxyd und Natriumsulfat
DE2846979A1 (de) Verfahren zum aufschliessen von chromerzen
DE2837313A1 (de) Verfahren zur elektrolyse waessriger alkalihalogenid-loesungen
DE3729669A1 (de) Verfahren zur herstellung von alkalimetallnitraten
DD297141A5 (de) Verfahren zur herstellung einer natriumhydroxid-lauge
DE3104578A1 (de) Verfahren zum entfernen von metallen aus metallsalzloesungen

Legal Events

Date Code Title Description
ENJ Ceased due to non-payment of renewal fee