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FI941111A - Aciditetskontroll vid framställning av klordioxid - Google Patents

Aciditetskontroll vid framställning av klordioxid Download PDF

Info

Publication number
FI941111A
FI941111A FI941111A FI941111A FI941111A FI 941111 A FI941111 A FI 941111A FI 941111 A FI941111 A FI 941111A FI 941111 A FI941111 A FI 941111A FI 941111 A FI941111 A FI 941111A
Authority
FI
Finland
Prior art keywords
production
chlorine dioxide
acidity control
acidity
control
Prior art date
Application number
FI941111A
Other languages
English (en)
Finnish (fi)
Other versions
FI112351B (sv
FI941111A0 (sv
Inventor
Rolf Carl August Braennland
Sture Erik Olof Noreus
Original Assignee
Eka Nobel Ab
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
Priority claimed from PCT/SE1991/000605 external-priority patent/WO1993004979A1/en
Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of FI941111A publication Critical patent/FI941111A/sv
Publication of FI941111A0 publication Critical patent/FI941111A0/sv
Application granted granted Critical
Publication of FI112351B publication Critical patent/FI112351B/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00—Oxides or oxyacids of halogens; Salts thereof
    • C01B11/02—Oxides of chlorine
    • C01B11/022—Chlorine dioxide (ClO2)
    • C01B11/023—Preparation from chlorites or chlorates
    • 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
    • C25B1/22—Inorganic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Paper (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
FI941111A 1991-09-12 1994-03-09 Aciditetskontroll vid framställning av klordioxid FI112351B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CA002116427A CA2116427C (en) 1991-09-12 1991-09-12 Acidity control in chlorine dioxide manufacture
SE9100605 1991-09-12
PCT/SE1991/000605 WO1993004979A1 (en) 1991-09-12 1991-09-12 Acidity control in chlorine dioxide manufacture
CA2116427 1991-09-12

Publications (3)

Publication Number Publication Date
FI941111A true FI941111A (sv) 1994-03-09
FI941111A0 FI941111A0 (sv) 1994-03-09
FI112351B FI112351B (sv) 2003-11-28

Family

ID=4152966

Family Applications (1)

Application Number Title Priority Date Filing Date
FI941111A FI112351B (sv) 1991-09-12 1994-03-09 Aciditetskontroll vid framställning av klordioxid

Country Status (3)

Country Link
US (1) US5423958A (sv)
CA (1) CA2116427C (sv)
FI (1) FI112351B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5487881A (en) * 1993-02-26 1996-01-30 Eka Nobel Inc. Process of producing chlorine dioxide
NZ272769A (en) * 1994-08-18 1996-03-26 Eka Nobel Inc Process for producing chlorine dioxide by reducing chlorate in acidic reaction medium
FR2856081B1 (fr) * 2003-06-11 2005-09-09 Electricite De France Procede et dispositif de preparation de dioxyde de chlore
US8268269B2 (en) * 2006-01-24 2012-09-18 Clearvalue Technologies, Inc. Manufacture of water chemistries
TWI447065B (zh) * 2007-07-13 2014-08-01 Akzo Nobel Nv 二氧化氯之製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS503990B1 (sv) * 1969-02-19 1975-02-13
US4129484A (en) * 1976-05-11 1978-12-12 Kemanord Ab Process for regeneration of spent reaction solutions
CA1242306A (en) * 1984-07-30 1988-09-27 Tenneco Canada Inc. Acid recovery in chlorine dioxide generation
CA1324976C (en) * 1988-07-26 1993-12-07 Zbigniew Twardowski Combined process for production of chlorine dioxide and sodium hydroxide
AU644179B2 (en) * 1990-06-07 1993-12-02 Sterling Canada, Inc. Electrochemical production of acid chlorate solutions
SE500107C2 (sv) * 1991-06-26 1994-04-18 Eka Nobel Ab Förfarande för framställning av klordioxid

Also Published As

Publication number Publication date
US5423958A (en) 1995-06-13
FI112351B (sv) 2003-11-28
CA2116427A1 (en) 1993-03-18
FI941111A0 (sv) 1994-03-09
CA2116427C (en) 1998-09-29

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Legal Events

Date Code Title Description
MA Patent expired