BR8906742A - Processo para a reducao do teor do perclorato em eletrolitos para a producao de clorato - Google Patents

Processo para a reducao do teor do perclorato em eletrolitos para a producao de clorato

Info

Publication number
BR8906742A
BR8906742A BR898906742A BR8906742A BR8906742A BR 8906742 A BR8906742 A BR 8906742A BR 898906742 A BR898906742 A BR 898906742A BR 8906742 A BR8906742 A BR 8906742A BR 8906742 A BR8906742 A BR 8906742A
Authority
BR
Brazil
Prior art keywords
chlorate
electrolytes
reducing
production
perchlorate content
Prior art date
Application number
BR898906742A
Other languages
English (en)
Inventor
Carl Johan Fredrik Wanngard
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
Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of BR8906742A publication Critical patent/BR8906742A/pt

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
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • 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
    • C01D3/16—Purification by precipitation or adsorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Primary Cells (AREA)
BR898906742A 1988-12-28 1989-12-26 Processo para a reducao do teor do perclorato em eletrolitos para a producao de clorato BR8906742A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8804675A SE463626B (sv) 1988-12-28 1988-12-28 Foerfarande foer reducering av halten perklorat i elektrolyter foer kloratframstaellning

Publications (1)

Publication Number Publication Date
BR8906742A true BR8906742A (pt) 1990-09-18

Family

ID=20374344

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898906742A BR8906742A (pt) 1988-12-28 1989-12-26 Processo para a reducao do teor do perclorato em eletrolitos para a producao de clorato

Country Status (9)

Country Link
US (1) US5063041A (pt)
BR (1) BR8906742A (pt)
CA (1) CA2006611C (pt)
DD (1) DD291100A5 (pt)
ES (1) ES2019006A6 (pt)
FI (1) FI89512C (pt)
FR (1) FR2641001B1 (pt)
PT (1) PT92729B (pt)
SE (1) SE463626B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5681446A (en) * 1995-08-30 1997-10-28 Sterling Pulp Chemicals, Ltd. Impurity removal for sodium chlorate
US6419837B1 (en) 1998-08-06 2002-07-16 Umpqua Research Company Process for destroying contaminants in contaminant-containing aqueous streams and catalysts used therefor
FR2810308B1 (fr) * 2000-06-20 2002-07-26 Atofina Procede de fabrication de perchlorate de sodium anhydre
US7250144B2 (en) * 2005-05-11 2007-07-31 Tronox Llc Perchlorate removal from sodium chlorate process
RU2482071C2 (ru) 2008-12-17 2013-05-20 Чиметикс Инк. Удаление перхлората из концентрированных солевых растворов с использованием амфотерных ионообменных смол
CN103290428B (zh) * 2013-06-17 2015-07-01 广西大学 封闭循环无污染的氯酸钠生产工艺
CN106757134A (zh) * 2015-11-25 2017-05-31 湖南恒光化工有限公司 一种防结块氯酸钠的生产工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1965457A (en) * 1930-12-24 1934-07-03 Ig Farbenindustrie Ag Process of producing chlorates and perchlorates
US2853362A (en) * 1953-01-16 1958-09-23 Olin Mathieson Process of producing perchlorates from chlorates
US2813825A (en) * 1955-12-14 1957-11-19 Pennsalt Chemicals Corp Method of producing perchlorates
US3020124A (en) * 1959-01-23 1962-02-06 Foote Mineral Co Manufacture of perchlorates
US3883406A (en) * 1973-07-06 1975-05-13 Pennwalt Corp Process for recovering electrolytically produced alkali metal chlorates
CA1339969C (en) * 1988-04-22 1998-07-28 Dominique Marais Continuous process for the manufacture of potassium chlorate by coulpling with a sodium chlorate production plant

Also Published As

Publication number Publication date
US5063041A (en) 1991-11-05
SE8804675D0 (sv) 1988-12-28
SE463626B (sv) 1990-12-17
FR2641001A1 (pt) 1990-06-29
CA2006611C (en) 1999-01-19
FI89512C (fi) 1993-10-11
ES2019006A6 (es) 1991-05-16
SE8804675L (sv) 1990-06-29
FI896226A0 (fi) 1989-12-22
PT92729A (pt) 1990-06-29
PT92729B (pt) 1996-01-31
FI89512B (fi) 1993-06-30
CA2006611A1 (en) 1990-06-28
FR2641001B1 (pt) 1992-08-14
DD291100A5 (de) 1991-06-20

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 26/12/2009