EP2227436A1 - Removal of silicon from brine - Google Patents
Removal of silicon from brineInfo
- Publication number
- EP2227436A1 EP2227436A1 EP08868150A EP08868150A EP2227436A1 EP 2227436 A1 EP2227436 A1 EP 2227436A1 EP 08868150 A EP08868150 A EP 08868150A EP 08868150 A EP08868150 A EP 08868150A EP 2227436 A1 EP2227436 A1 EP 2227436A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- brine
- vessel
- dissolving
- buffer
- iron
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
Classifications
-
- 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
-
- 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
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
-
- 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
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007063346A DE102007063346A1 (en) | 2007-12-28 | 2007-12-28 | Silicon removal from brine |
PCT/EP2008/011079 WO2009083234A1 (en) | 2007-12-28 | 2008-12-23 | Removal of silicon from brine |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2227436A1 true EP2227436A1 (en) | 2010-09-15 |
Family
ID=40637172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08868150A Withdrawn EP2227436A1 (en) | 2007-12-28 | 2008-12-23 | Removal of silicon from brine |
Country Status (9)
Country | Link |
---|---|
US (1) | US8753519B2 (en) |
EP (1) | EP2227436A1 (en) |
JP (1) | JP5323090B2 (en) |
CN (1) | CN101925535B (en) |
BR (1) | BRPI0821812A2 (en) |
CA (1) | CA2710667A1 (en) |
DE (1) | DE102007063346A1 (en) |
RU (1) | RU2476379C2 (en) |
WO (1) | WO2009083234A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2495825C1 (en) * | 2012-05-02 | 2013-10-20 | Министерство Образования И Науки Российской Федерации Федеральное Государственное Унитарное Предприятие "Государственный Ордена Трудового Красного Знамени Научно-Исследовательский Институт Химических Реактивов И Особо Чистых Химических Веществ" | Method of purifying sodium chloride |
KR101889681B1 (en) * | 2018-02-13 | 2018-08-17 | 고려아연 주식회사 | Autoclave and method for removing salt from autoclave |
CN108862696A (en) * | 2018-06-12 | 2018-11-23 | 德蓝水技术股份有限公司 | A kind of efficient desiliconizing agent and preparation method thereof in coal inhibition and generation work |
CN110342548B (en) * | 2019-07-30 | 2024-01-26 | 南京纳亿工程技术有限公司 | Method for deeply refining brine silicon-aluminum removal through one-time refining of ionic membrane caustic soda |
CN110408956B (en) * | 2019-08-08 | 2021-09-24 | 青岛沃赛海水淡化科技有限公司 | Method for removing silicon ions in solution in chlor-alkali process |
CN113800540B (en) * | 2021-09-30 | 2023-06-02 | 浙江镇洋发展股份有限公司 | Method for removing silicon aluminum by one-time refining of ionic membrane caustic soda salt water |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO124158B (en) * | 1970-04-16 | 1972-03-13 | Norsk Hydro As | |
US3846289A (en) * | 1972-06-19 | 1974-11-05 | Ecolotrol | Waste treatment process |
US4034063A (en) * | 1974-03-22 | 1977-07-05 | Industrial Resources, Inc. | Process for control of SOx emissions from copper smelter operations |
JPS5943556B2 (en) * | 1977-04-20 | 1984-10-23 | 旭化成株式会社 | Salt water electrolysis method using ion exchange membrane |
US4274929A (en) | 1980-06-23 | 1981-06-23 | Diamond Shamrock Corporation | Chemical removal of silicon from waste brine stream for chlor-alkali cell |
US4454044A (en) * | 1981-07-13 | 1984-06-12 | Max Klein | Water treatment process |
SU1098909A1 (en) * | 1982-06-23 | 1984-06-23 | Sverguzova Svetlana V | Method for purifying sodium chloride solution |
DE3484652D1 (en) * | 1983-03-21 | 1991-07-04 | Union Oil Co | METHOD FOR SEPARATING HEAVY METALS FROM AQUEOUS SOLUTIONS BY CO-RECEIVING. |
US5045214A (en) * | 1983-03-21 | 1991-09-03 | Union Oil Company Of California | Methods for removing substances from aqueous solutions |
SU1225813A1 (en) * | 1983-07-21 | 1986-04-23 | Ленинградский Государственный Научно-Исследовательский И Проектный Институт Основной Химической Промышленности | Method of purifying sodium chloride solution |
SE461988B (en) * | 1987-10-21 | 1990-04-23 | Eka Nobel Ab | SEATED IN PREPARATION OF ALKALIMETAL CHLORATE WITH WHICH SILICON POLLUTANTS ARE DISPOSED |
US4818415A (en) * | 1988-03-03 | 1989-04-04 | Kramer Timothy A | Method and apparatus for removing liquid from permeable material |
CN1021963C (en) * | 1989-12-30 | 1993-09-01 | 中南工业大学 | Method for removing magnesium from sodium chloride solution |
DE19546135C1 (en) * | 1995-12-11 | 1997-06-19 | Bca Bitterfelder Chlor Alkali | Process for the preparation of silicic acid-containing alkali salt solutions, especially for chlor-alkali electrolysis |
CA2533048A1 (en) * | 2003-07-22 | 2005-01-27 | Dct Double-Cone Technology Ag | Integrated water decontamination plant and well pump arrangement |
JP4706827B2 (en) * | 2005-02-25 | 2011-06-22 | 三菱マテリアル株式会社 | Method and apparatus for treating organic halide-containing water |
US8062530B2 (en) * | 2007-07-03 | 2011-11-22 | Aquatech International Corporation | Method for treatment of high pH/silica brines |
-
2007
- 2007-12-28 DE DE102007063346A patent/DE102007063346A1/en not_active Ceased
-
2008
- 2008-12-23 US US12/735,233 patent/US8753519B2/en not_active Expired - Fee Related
- 2008-12-23 WO PCT/EP2008/011079 patent/WO2009083234A1/en active Application Filing
- 2008-12-23 CN CN2008801255301A patent/CN101925535B/en not_active Expired - Fee Related
- 2008-12-23 RU RU2010131611/05A patent/RU2476379C2/en not_active IP Right Cessation
- 2008-12-23 JP JP2010540072A patent/JP5323090B2/en not_active Expired - Fee Related
- 2008-12-23 EP EP08868150A patent/EP2227436A1/en not_active Withdrawn
- 2008-12-23 CA CA2710667A patent/CA2710667A1/en not_active Abandoned
- 2008-12-23 BR BRPI0821812-9A patent/BRPI0821812A2/en not_active IP Right Cessation
Non-Patent Citations (1)
Title |
---|
See references of WO2009083234A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN101925535B (en) | 2012-11-28 |
US20110089117A1 (en) | 2011-04-21 |
JP5323090B2 (en) | 2013-10-23 |
RU2010131611A (en) | 2012-02-10 |
CN101925535A (en) | 2010-12-22 |
WO2009083234A8 (en) | 2009-08-27 |
WO2009083234A1 (en) | 2009-07-09 |
JP2011508717A (en) | 2011-03-17 |
DE102007063346A1 (en) | 2009-07-02 |
US8753519B2 (en) | 2014-06-17 |
CA2710667A1 (en) | 2009-07-09 |
BRPI0821812A2 (en) | 2015-06-16 |
RU2476379C2 (en) | 2013-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20100629 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: STEINMETZ, THOMAS Inventor name: PELKONEN, SAMI Inventor name: STEGEMANN, CHRISTOPH Inventor name: POHL, WERNER |
|
DAX | Request for extension of the european patent (deleted) | ||
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: THYSSENKRUPP UHDE GMBH |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: THYSSENKRUPP INDUSTRIAL SOLUTIONS AG |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160701 |