DE69011626T2 - Reinigung von Chloralkalimembranzellsole. - Google Patents
Reinigung von Chloralkalimembranzellsole.Info
- Publication number
- DE69011626T2 DE69011626T2 DE69011626T DE69011626T DE69011626T2 DE 69011626 T2 DE69011626 T2 DE 69011626T2 DE 69011626 T DE69011626 T DE 69011626T DE 69011626 T DE69011626 T DE 69011626T DE 69011626 T2 DE69011626 T2 DE 69011626T2
- Authority
- DE
- Germany
- Prior art keywords
- purification
- membrane cell
- chloralkali
- cell brine
- brine
- 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
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
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/437,177 US5028302A (en) | 1989-11-16 | 1989-11-16 | Purification of chlor-alkali membrane cell brine |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69011626D1 DE69011626D1 (de) | 1994-09-22 |
DE69011626T2 true DE69011626T2 (de) | 1995-01-12 |
Family
ID=23735401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69011626T Expired - Fee Related DE69011626T2 (de) | 1989-11-16 | 1990-10-17 | Reinigung von Chloralkalimembranzellsole. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5028302A (de) |
EP (1) | EP0427972B1 (de) |
CA (1) | CA2029689C (de) |
DE (1) | DE69011626T2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5126019A (en) * | 1989-11-16 | 1992-06-30 | Texas Brine Corporation | Purification of chlor-alkali membrane cell brine |
DE69124497T2 (de) * | 1990-12-28 | 1997-07-10 | Akzo Nobel Nv | Verfahren zur Herstellung von Natriumchlorid |
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 |
DE19926887A1 (de) * | 1999-06-12 | 2000-12-14 | Bayer Ag | Elektrolyseverfahren |
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 |
US8501034B2 (en) * | 2007-08-23 | 2013-08-06 | Dow Global Technologies Llc | Process and apparatus for purification of industrial brine |
WO2014161868A1 (en) * | 2013-04-03 | 2014-10-09 | Solvay Sa | Plant for chlor-alkali electrolysis of a brine and a process for using it |
CA2860275C (en) * | 2014-06-02 | 2016-10-25 | Veolia Water Solutions & Technologies North America, Inc. | Oil recovery process including a high solids crystallizer for treating evaporator blowdown |
CN114717581A (zh) * | 2022-03-25 | 2022-07-08 | 宁夏英力特化工股份有限公司 | 一种淡盐水中氯气的解析装置及其解析方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1435727A (en) * | 1921-09-06 | 1922-11-14 | West End Chemical Company | Method of concentrating brines |
DE3216418A1 (de) * | 1982-05-03 | 1983-11-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur elektrolytischen herstellung von chlor und natronlauge aus sulfathaltigem salz |
DE3345898A1 (de) * | 1983-12-20 | 1985-07-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur entfernung von sulfat aus elektrolysesole |
US4565612A (en) * | 1984-12-10 | 1986-01-21 | The Dow Chemical Company | Process for reducing sulphate ion concentration in aqueous sodium hydroxide solutions |
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 |
-
1989
- 1989-11-16 US US07/437,177 patent/US5028302A/en not_active Expired - Lifetime
-
1990
- 1990-10-17 EP EP90119932A patent/EP0427972B1/de not_active Expired - Lifetime
- 1990-10-17 DE DE69011626T patent/DE69011626T2/de not_active Expired - Fee Related
- 1990-11-09 CA CA002029689A patent/CA2029689C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2029689C (en) | 1999-01-26 |
US5028302A (en) | 1991-07-02 |
DE69011626D1 (de) | 1994-09-22 |
CA2029689A1 (en) | 1991-05-17 |
EP0427972A1 (de) | 1991-05-22 |
EP0427972B1 (de) | 1994-08-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69022473D1 (de) | Vorbeugung gegen Biokontamination von Umkehrosmosemembranen. | |
DE3771111D1 (de) | Zusammengesetzte membran. | |
DE3781027T2 (de) | Poroese membran. | |
DE3851822D1 (de) | Trennung von Wasserstoff enthaltenden Gasmischungen. | |
DE68909124D1 (de) | Verwendung von Polyimides als Trennmembranen. | |
DE59002925D1 (de) | Elektrolysezelle zur herstellung von peroxo- und perhalogenatverbindungen. | |
NO871597D0 (no) | Poroes uorganisk membran. | |
DE69103875T2 (de) | Reinigung von Sole für Chlor-Alkali-Membranzellen. | |
DE69030152D1 (de) | Behandlung von Polyaramid-Gastrennungsmembranen mit oberflächenaktiven Mitteln | |
DE69011626T2 (de) | Reinigung von Chloralkalimembranzellsole. | |
DE68912685T2 (de) | Reinigung von Glucosaminoglucan abbauenden Enzymen. | |
DE3781797T2 (de) | Sulfonierte bestandteile enthaltende elektrodialysemembrane. | |
DE3788671D1 (de) | Kathodische Elektrode. | |
NO180170C (no) | Membran elektrolysör, anode for denne samt anvendelse av elektrolysören | |
DE69007340D1 (de) | Behandlung von Umkehrosmosemembranen. | |
NO893919D0 (no) | Poroese anodiske aluminiumoksyd-membraner. | |
DE3763368D1 (de) | Zusammengesetzte membranen. | |
DK185887D0 (da) | Miktoporoes hulfibermembran | |
DE3673119D1 (de) | Die verwendung von loesungs-diffusionsmembranen. | |
DE3786990T2 (de) | Elektrolytische Behandlungszelle. | |
DE69007528D1 (de) | Veränderte Membran. | |
DE3581238D1 (de) | Mikrobiologische herstellung von l-phenylalanin. | |
ATA55187A (de) | Kathoden-membran-einheit | |
DE69514872T2 (de) | Regenerierung von Elektrolysezelle-Diaphragmen | |
NO893644D0 (no) | Elektrolysecelle. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |