DE69103875T2 - Reinigung von Sole für Chlor-Alkali-Membranzellen. - Google Patents
Reinigung von Sole für Chlor-Alkali-Membranzellen.Info
- Publication number
- DE69103875T2 DE69103875T2 DE69103875T DE69103875T DE69103875T2 DE 69103875 T2 DE69103875 T2 DE 69103875T2 DE 69103875 T DE69103875 T DE 69103875T DE 69103875 T DE69103875 T DE 69103875T DE 69103875 T2 DE69103875 T2 DE 69103875T2
- Authority
- DE
- Germany
- Prior art keywords
- chlor
- brine
- purification
- membrane cells
- alkali membrane
- 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.)
- Expired - Fee Related
Links
- 239000003513 alkali Substances 0.000 title 1
- 239000012267 brine Substances 0.000 title 1
- 239000012528 membrane Substances 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title 1
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
- C01D3/04—Chlorides
- C01D3/06—Preparation by working up brines; seawater or spent lyes
-
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/655,847 US5126019A (en) | 1989-11-16 | 1991-02-15 | Purification of chlor-alkali membrane cell brine |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69103875D1 DE69103875D1 (de) | 1994-10-13 |
DE69103875T2 true DE69103875T2 (de) | 1995-02-23 |
Family
ID=24630631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69103875T Expired - Fee Related DE69103875T2 (de) | 1991-02-15 | 1991-04-29 | Reinigung von Sole für Chlor-Alkali-Membranzellen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5126019A (de) |
EP (1) | EP0498919B1 (de) |
CA (1) | CA2039881C (de) |
DE (1) | DE69103875T2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2679221B1 (fr) * | 1991-07-19 | 1994-07-01 | Solvay | Procede de fabrication d'une solution aqueuse de chlorure de sodium et son utilisation. |
JPH08170288A (ja) * | 1994-12-15 | 1996-07-02 | Mitsubishi Heavy Ind Ltd | ソーダ回収ボイラの捕集灰からの食塩及びカリウム塩の除去方法 |
US5612293A (en) * | 1994-12-22 | 1997-03-18 | Tetra Technologies, Inc. | Drill-in fluids and drilling methods |
US5637228A (en) * | 1995-01-03 | 1997-06-10 | Texas Brine Corporation | Wellhead brine treatment |
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 |
GB9815173D0 (en) * | 1998-07-13 | 1998-09-09 | Nat Power Plc | Process for the removal of sulphate ions |
US6340736B1 (en) | 1999-11-29 | 2002-01-22 | General Electric Company | Method and apparatus for the production of polycarbonates with brine recycling |
US6309530B1 (en) | 2000-09-20 | 2001-10-30 | Texas Brine Company, Llc. | Concentration of chlor-alkali membrane cell depleted brine |
US7037481B2 (en) * | 2002-09-09 | 2006-05-02 | United Brine Services Company, Llc | Production of ultra pure salt |
DE102006037400A1 (de) * | 2006-08-10 | 2008-02-14 | Bayer Materialscience Ag | Verfahren zur Elektrolyse von Alkalichloriden |
EP1900688A1 (de) * | 2006-09-14 | 2008-03-19 | SOLVAY (Société Anonyme) | Verfahren zur Herstellung von Natriumcarbonat-Kristallen |
US8936770B2 (en) | 2010-01-22 | 2015-01-20 | Molycorp Minerals, Llc | Hydrometallurgical process and method for recovering metals |
US20160272513A1 (en) * | 2013-10-18 | 2016-09-22 | Blue Cube Ip Llc | Brine mining process |
US10227702B2 (en) | 2014-12-05 | 2019-03-12 | Westlake Vinyl Corporation | System and method for purifying depleted brine |
CN107010644B (zh) * | 2016-01-27 | 2019-02-15 | 神华集团有限责任公司 | 一种连续制盐方法和连续制盐系统 |
CN107010643B (zh) * | 2016-01-27 | 2019-02-15 | 神华集团有限责任公司 | 一种连续制盐方法和连续制盐系统 |
CN115350632B (zh) * | 2022-08-17 | 2023-07-11 | 内蒙古伊东集团东兴化工有限责任公司 | 一种井矿盐化盐装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3037818C2 (de) * | 1980-10-07 | 1985-08-14 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung von Natriumbisulfat |
DE3216418A1 (de) * | 1982-05-03 | 1983-11-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur elektrolytischen herstellung von chlor und natronlauge aus sulfathaltigem salz |
US4586993A (en) * | 1985-05-31 | 1986-05-06 | Stearns Catalytic World Corporation | Control of sulfates in membrane cell chlor-alkali process |
US4747917A (en) * | 1987-03-02 | 1988-05-31 | Olin Corporation | Scale-free process for purifying concentrated alkali metal halide brines containing sulfate ions as an impurity |
US5028302A (en) * | 1989-11-16 | 1991-07-02 | Texas Brine Corporation | Purification of chlor-alkali membrane cell brine |
-
1991
- 1991-02-15 US US07/655,847 patent/US5126019A/en not_active Expired - Lifetime
- 1991-04-05 CA CA002039881A patent/CA2039881C/en not_active Expired - Fee Related
- 1991-04-29 EP EP91106914A patent/EP0498919B1/de not_active Expired - Lifetime
- 1991-04-29 DE DE69103875T patent/DE69103875T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69103875D1 (de) | 1994-10-13 |
CA2039881A1 (en) | 1992-08-16 |
US5126019A (en) | 1992-06-30 |
EP0498919B1 (de) | 1994-09-07 |
EP0498919A1 (de) | 1992-08-19 |
CA2039881C (en) | 1998-01-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |