IT7822478A0 - Purificazione di una soluzione acquosa di cloruro di sodio. - Google Patents
Purificazione di una soluzione acquosa di cloruro di sodio.Info
- Publication number
- IT7822478A0 IT7822478A0 IT7822478A IT2247878A IT7822478A0 IT 7822478 A0 IT7822478 A0 IT 7822478A0 IT 7822478 A IT7822478 A IT 7822478A IT 2247878 A IT2247878 A IT 2247878A IT 7822478 A0 IT7822478 A0 IT 7822478A0
- Authority
- IT
- Italy
- Prior art keywords
- purification
- aqueous solution
- sodium chloride
- chloride
- sodium
- Prior art date
Links
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 title 2
- 239000007864 aqueous solution Substances 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- 239000011780 sodium chloride Substances 0.000 title 1
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
Landscapes
- Chemical & Material Sciences (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)
- Removal Of Specific Substances (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52044504A JPS5943556B2 (ja) | 1977-04-20 | 1977-04-20 | イオン交換膜を用いた食塩水の電解方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7822478A0 true IT7822478A0 (it) | 1978-04-19 |
IT1094090B IT1094090B (it) | 1985-07-26 |
Family
ID=12693372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7822478A IT1094090B (it) | 1977-04-20 | 1978-04-19 | Purificazione di una soluzione acquosa di cloruro di sodio |
Country Status (11)
Country | Link |
---|---|
US (1) | US4155820A (it) |
JP (1) | JPS5943556B2 (it) |
BR (1) | BR7802438A (it) |
CA (1) | CA1090092A (it) |
DE (1) | DE2816772B2 (it) |
FR (1) | FR2387910A1 (it) |
GB (1) | GB1586952A (it) |
IT (1) | IT1094090B (it) |
NL (1) | NL7804250A (it) |
SE (1) | SE448473B (it) |
SU (1) | SU778707A3 (it) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4277447A (en) * | 1979-08-20 | 1981-07-07 | Olin Corporation | Process for reducing calcium ion concentrations in alkaline alkali metal chloride brines |
US4303624A (en) * | 1980-09-12 | 1981-12-01 | Olin Corporation | Purification of alkali metal chloride brines |
JPS59162285A (ja) * | 1983-03-04 | 1984-09-13 | Asahi Chem Ind Co Ltd | イオン交換膜法による食塩の電解方法 |
US4673479A (en) * | 1983-03-07 | 1987-06-16 | The Dow Chemical Company | Fabricated electrochemical cell |
US4560452A (en) * | 1983-03-07 | 1985-12-24 | The Dow Chemical Company | Unitary central cell element for depolarized, filter press electrolysis cells and process using said element |
US4488946A (en) * | 1983-03-07 | 1984-12-18 | The Dow Chemical Company | Unitary central cell element for filter press electrolysis cell structure and use thereof in the electrolysis of sodium chloride |
US4568434A (en) * | 1983-03-07 | 1986-02-04 | The Dow Chemical Company | Unitary central cell element for filter press electrolysis cell structure employing a zero gap configuration and process utilizing said cell |
WO1984003904A1 (en) * | 1983-03-30 | 1984-10-11 | Du Pont | Improved process for electrolysis of brine with iodide impurities |
GB8321934D0 (en) * | 1983-08-15 | 1983-09-14 | Ici Plc | Electrolytic cell module |
US4515665A (en) * | 1983-10-24 | 1985-05-07 | Olin Corporation | Method of stabilizing metal-silica complexes in alkali metal halide brines |
US4618403A (en) * | 1983-10-24 | 1986-10-21 | Olin Corporation | Method of stabilizing metal-silica complexes in alkali metal halide brines |
US4450057A (en) * | 1983-11-18 | 1984-05-22 | Olin Corporation | Process for removing aluminum and silica from alkali metal halide brine solutions |
JPS6161140A (ja) * | 1984-08-31 | 1986-03-28 | Sharp Corp | 変倍複写諸元選択手段を備えた複写機 |
GB8423642D0 (en) * | 1984-09-19 | 1984-10-24 | Ici Plc | Electrolysis of alkali metal chloride solution |
US4648949A (en) * | 1985-12-31 | 1987-03-10 | E. I. Du Pont De Nemours And Company | Process for electrolysis of silica-containing brine |
DE3637939A1 (de) * | 1986-11-07 | 1988-05-19 | Metallgesellschaft Ag | Verfahren zur herstellung von alkalihydroxid, chlor und wasserstoff durch elektrolyse einer waessrigen alkalichloridloesung in einer membranzelle |
SE461988B (sv) * | 1987-10-21 | 1990-04-23 | Eka Nobel Ab | Saett vid framstaellning av alkalimetallklorat varvid kiselfoeroreningar avlaegsnas |
BE1005291A3 (fr) * | 1991-09-10 | 1993-06-22 | Solvay | Procede de fabrication d'une solution aqueuse industrielle de chlorure de sodium et utilisation de la solution aqueuse de chlorure de sodium ainsi obtenue pour la fabrication electrolytique d'une solution aqueuse d'hydroxyde de sodium, pour la fabrication de carbonate de sodium et pour la fabrication de cristaux de chlorure de sodium. |
SE512074C2 (sv) * | 1993-03-09 | 2000-01-24 | Eka Chemicals Ab | Metod att avlägsna kalciumjoner och kiselföreningar från vätska i en alkalimetallkloratprocess |
DE19546135C1 (de) * | 1995-12-11 | 1997-06-19 | Bca Bitterfelder Chlor Alkali | Verfahren zur Aufbereitung von kieselsäurehaltigen Alkalisalzlösungen, insbesondere für die Chlor-Alkali-Elektrolyse |
BE1013016A3 (fr) | 1998-10-30 | 2001-07-03 | Solvay | Procede de fabrication d'une solution aqueuse de chlorure de sodium. |
US6746592B1 (en) * | 1999-07-27 | 2004-06-08 | Kvaerner Canada, Inc. | Process for removing aluminum species from alkali metal halide brine solutions |
JP3840632B2 (ja) * | 2000-05-08 | 2006-11-01 | 三井造船株式会社 | ナトリウム系脱塩剤および廃棄物処理装置 |
US7972493B2 (en) * | 2007-07-27 | 2011-07-05 | Gore Enterprise Holdings, Inc. | Filter wash for chloralkali process |
DE102007063346A1 (de) * | 2007-12-28 | 2009-07-02 | Uhde Gmbh | Siliziumentfernung aus Salzsole |
FR2930541B1 (fr) * | 2008-04-29 | 2010-05-21 | Solvay | Procede d'epuration de solutions aqueuses |
JP5417871B2 (ja) * | 2009-02-06 | 2014-02-19 | 東ソー株式会社 | 食塩水の精製方法 |
JP2010194520A (ja) * | 2009-02-27 | 2010-09-09 | Tosoh Corp | 塩水精製方法 |
US9719179B2 (en) * | 2012-05-23 | 2017-08-01 | High Sierra Energy, LP | System and method for treatment of produced waters |
US20130313199A1 (en) * | 2012-05-23 | 2013-11-28 | High Sierra Energy, LP | System and method for treatment of produced waters |
CN103482658B (zh) * | 2013-09-27 | 2015-09-02 | 江苏久吾高科技股份有限公司 | 一种药用氯化钠的膜法精制工艺 |
CN113800540B (zh) * | 2021-09-30 | 2023-06-02 | 浙江镇洋发展股份有限公司 | 一种离子膜烧碱盐水一次精制除去硅铝的方法 |
CN114645287B (zh) * | 2022-03-18 | 2024-02-06 | 西安吉利电子新材料股份有限公司 | 一种一步法电解氯化钠制取电子级氢氧化钠、盐酸、氢气、氯气的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH483365A (de) * | 1967-08-24 | 1969-12-31 | Escher Wyss Ag | Verfahren zum kontinuierlichen Reinigen von rohen Alkalisalzsolen |
NL7115741A (it) * | 1970-11-21 | 1972-05-24 | ||
DE2450259B2 (de) * | 1974-10-23 | 1979-03-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung von Elektrolysesole |
US4016075A (en) * | 1975-03-17 | 1977-04-05 | Southern Pacific Land Co. | Process for removal of silica from geothermal brine |
GB1519571A (en) * | 1976-01-30 | 1978-08-02 | Allied Chem | Brine purification process |
US4073706A (en) * | 1976-02-06 | 1978-02-14 | Diamond Shamrock Corporation | Brine treatment for trace metal removal |
DE2609828A1 (de) * | 1976-03-10 | 1977-09-15 | Bayer Ag | Verfahren zur reinigung von elektrolysesolen fuer diaphragmazellen |
-
1977
- 1977-04-20 JP JP52044504A patent/JPS5943556B2/ja not_active Expired
-
1978
- 1978-04-14 US US05/896,593 patent/US4155820A/en not_active Expired - Lifetime
- 1978-04-18 CA CA301,326A patent/CA1090092A/en not_active Expired
- 1978-04-18 DE DE2816772A patent/DE2816772B2/de not_active Ceased
- 1978-04-18 SE SE7804369A patent/SE448473B/sv not_active IP Right Cessation
- 1978-04-18 FR FR7811360A patent/FR2387910A1/fr active Granted
- 1978-04-19 BR BR7802438A patent/BR7802438A/pt unknown
- 1978-04-19 GB GB15445/78A patent/GB1586952A/en not_active Expired
- 1978-04-19 IT IT7822478A patent/IT1094090B/it active
- 1978-04-20 NL NL7804250A patent/NL7804250A/xx unknown
- 1978-04-20 SU SU782608001A patent/SU778707A3/ru active
Also Published As
Publication number | Publication date |
---|---|
SE448473B (sv) | 1987-02-23 |
DE2816772A1 (de) | 1978-10-26 |
JPS53130298A (en) | 1978-11-14 |
NL7804250A (nl) | 1978-10-24 |
DE2816772B2 (de) | 1980-07-03 |
SU778707A3 (ru) | 1980-11-07 |
FR2387910A1 (fr) | 1978-11-17 |
GB1586952A (en) | 1981-03-25 |
IT1094090B (it) | 1985-07-26 |
US4155820A (en) | 1979-05-22 |
FR2387910B1 (it) | 1981-04-17 |
JPS5943556B2 (ja) | 1984-10-23 |
BR7802438A (pt) | 1978-12-19 |
CA1090092A (en) | 1980-11-25 |
SE7804369L (sv) | 1978-10-21 |
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Legal Events
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TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970429 |