FI871268A0 - Framstaellning av natriumklorat. - Google Patents
Framstaellning av natriumklorat.Info
- Publication number
- FI871268A0 FI871268A0 FI871268A FI871268A FI871268A0 FI 871268 A0 FI871268 A0 FI 871268A0 FI 871268 A FI871268 A FI 871268A FI 871268 A FI871268 A FI 871268A FI 871268 A0 FI871268 A0 FI 871268A0
- Authority
- FI
- Finland
- Prior art keywords
- framstaellning
- sodium chlorate
- chlorate
- sodium
- Prior art date
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
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84462886 | 1986-03-27 | ||
US06/844,628 US4702805A (en) | 1986-03-27 | 1986-03-27 | Production of sodium chlorate |
Publications (4)
Publication Number | Publication Date |
---|---|
FI871268A0 true FI871268A0 (fi) | 1987-03-23 |
FI871268A FI871268A (fi) | 1987-09-28 |
FI84495B FI84495B (fi) | 1991-08-30 |
FI84495C FI84495C (fi) | 1991-12-10 |
Family
ID=25293254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI871268A FI84495C (fi) | 1986-03-27 | 1987-03-23 | Foerfarande foer framstaellning av natriumklorat. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4702805A (fi) |
JP (1) | JPS63247387A (fi) |
AU (1) | AU600258B2 (fi) |
CA (1) | CA1287596C (fi) |
ES (1) | ES2004272A6 (fi) |
FI (1) | FI84495C (fi) |
NZ (1) | NZ219452A (fi) |
PT (1) | PT84570B (fi) |
SE (1) | SE8701269L (fi) |
ZA (1) | ZA871749B (fi) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5104500A (en) * | 1990-04-30 | 1992-04-14 | Occidental Chemical Corporation | Ion exchange removal of impurities from chlorate process liquors |
US5215632A (en) * | 1990-04-30 | 1993-06-01 | Occidental Chemical Corporation | Fluoride removal from aqueous streams |
SE466266B (sv) * | 1990-05-29 | 1992-01-20 | Eka Nobel Ab | Saett vid kloratframstaellning |
CA2084183C (en) * | 1990-06-07 | 2003-07-29 | Gerald Cowley | Electrochemical processing of aqueous solutions |
US5093089A (en) * | 1990-07-16 | 1992-03-03 | Chemetics International Company Ltd. | Process for the separation of sulphate |
US5108722A (en) * | 1990-08-27 | 1992-04-28 | Occidental Chemical Corporation | Sulfate removal from chlorate liquor |
FR2673423B1 (fr) * | 1991-03-01 | 1994-04-15 | Krebs Cie | Procede d'elimination de sulfates contenus dans des solutions de chlorates alcalins et production desdits chlorates alcalins. |
ES2044762B1 (es) * | 1991-08-05 | 1994-09-01 | Aragonesas Energ & Ind | Procedimiento integrado para el aprovechamiento de las purgas de salmuera en la fabricacion de cloro-sosa, por combinacion de la tecnologia de membranas y la de catodo de mercurio. |
FR2691479B1 (fr) * | 1992-05-20 | 1994-08-19 | Atochem Elf Sa | Procédé de fabrication de chlorate de métal alcalin et dispositif pour sa mise en Óoeuvre. |
US5409680A (en) * | 1992-12-31 | 1995-04-25 | Olin Corporation | Purification of aqueous alkali metal chlorate solutions |
SE511987C2 (sv) * | 1993-03-09 | 2000-01-10 | Eka Chemicals Ab | Metod för avskiljning av sulfat från en vattenhaltig elektrolyt i en alkalimetallkloratprocess |
CN1042842C (zh) * | 1993-05-31 | 1999-04-07 | 谭秉彝 | 电解食盐生产氯酸钠的方法 |
US5587083A (en) * | 1995-04-17 | 1996-12-24 | Chemetics International Company Ltd. | Nanofiltration of concentrated aqueous salt solutions |
JP3651872B2 (ja) * | 1997-11-28 | 2005-05-25 | クロリンエンジニアズ株式会社 | 塩水中の硫酸根と塩素酸根の除去方法 |
US6475458B1 (en) * | 1999-10-25 | 2002-11-05 | Airborne Industrial Minerals Inc. | Method for formulating food grade sodium bicarbonate |
US6471871B1 (en) * | 1999-10-28 | 2002-10-29 | Finnchem Usa, Inc | Method for the removal of silicon and heavy metals from aqueous streams |
US7314606B2 (en) * | 2004-03-29 | 2008-01-01 | Council Of Scientific And Industrial Research | Recovery of sodium thiocyanate from industrial process solution using nanofiltration technique |
US7250144B2 (en) * | 2005-05-11 | 2007-07-31 | Tronox Llc | Perchlorate removal from sodium chlorate process |
CA2880358A1 (en) | 2012-08-22 | 2014-02-27 | Chemetics Inc. | Side stream removal of impurities in electrolysis systems |
CA2882221C (en) | 2014-03-05 | 2022-03-08 | Chemetics Inc. | High strength, low salt hypochlorite production |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA823187A (en) * | 1969-09-16 | Chemech Engineering Ltd. | Electrolytic procedure for preparing chlorates | |
US3835001A (en) * | 1973-04-30 | 1974-09-10 | Penn Olin Chem Co | Ion exchange removal of dichromates from electrolytically produced alkali metal chlorate-chloride solutions |
US3883406A (en) * | 1973-07-06 | 1975-05-13 | Pennwalt Corp | Process for recovering electrolytically produced alkali metal chlorates |
US4072472A (en) * | 1973-12-12 | 1978-02-07 | Lukes Jerome A | Production of high purity salt from high sulfate salt deposits |
FR2305393A1 (fr) * | 1975-03-28 | 1976-10-22 | Rhone Poulenc Ind | Nouveau procede d'obtention de soude caustique a partir d'une lessive chlorurosodee, renfermant des ions sulfate, fournie par une cellule d'electrolyse |
CH652110A5 (de) * | 1982-12-23 | 1985-10-31 | Escher Wyss Ag | Behandlung der soleabschlaemmung mit hohem na(2)so(4)- und kc1-anteil. |
US4636376A (en) * | 1985-09-30 | 1987-01-13 | Ppg Industries, Inc. | Sulfate removal from alkali metal chlorate solutions |
-
1986
- 1986-03-27 US US06/844,628 patent/US4702805A/en not_active Expired - Lifetime
-
1987
- 1987-01-28 CA CA000528375A patent/CA1287596C/en not_active Expired - Lifetime
- 1987-03-02 NZ NZ219452A patent/NZ219452A/xx unknown
- 1987-03-03 AU AU69639/87A patent/AU600258B2/en not_active Ceased
- 1987-03-11 ZA ZA871749A patent/ZA871749B/xx unknown
- 1987-03-23 FI FI871268A patent/FI84495C/fi not_active IP Right Cessation
- 1987-03-26 PT PT84570A patent/PT84570B/pt not_active IP Right Cessation
- 1987-03-26 ES ES8700860A patent/ES2004272A6/es not_active Expired
- 1987-03-26 SE SE8701269A patent/SE8701269L/ not_active Application Discontinuation
- 1987-03-27 JP JP62071915A patent/JPS63247387A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ZA871749B (en) | 1987-11-25 |
SE8701269D0 (sv) | 1987-03-26 |
JPS63247387A (ja) | 1988-10-14 |
NZ219452A (en) | 1990-06-26 |
SE8701269L (sv) | 1987-09-28 |
FI84495C (fi) | 1991-12-10 |
AU600258B2 (en) | 1990-08-09 |
PT84570A (en) | 1987-04-01 |
PT84570B (pt) | 1989-11-30 |
US4702805A (en) | 1987-10-27 |
CA1287596C (en) | 1991-08-13 |
FI84495B (fi) | 1991-08-30 |
AU6963987A (en) | 1987-10-01 |
ES2004272A6 (es) | 1988-12-16 |
FI871268A (fi) | 1987-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: CHEMETICS INTERNATIONAL COMPANY LTD. |
|
MA | Patent expired |