PT94029A - Processo para a depuracao de compostos amoniacais e iodados de uma solucao aquosa de cloreto de metal alcalino - Google Patents
Processo para a depuracao de compostos amoniacais e iodados de uma solucao aquosa de cloreto de metal alcalinoInfo
- Publication number
- PT94029A PT94029A PT94029A PT9402990A PT94029A PT 94029 A PT94029 A PT 94029A PT 94029 A PT94029 A PT 94029A PT 9402990 A PT9402990 A PT 9402990A PT 94029 A PT94029 A PT 94029A
- Authority
- PT
- Portugal
- Prior art keywords
- metal chloride
- depuration
- ammoniacal
- compounds
- aqueous solution
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000007864 aqueous solution Substances 0.000 title 1
- ICIWUVCWSCSTAQ-UHFFFAOYSA-N iodic acid Chemical class OI(=O)=O ICIWUVCWSCSTAQ-UHFFFAOYSA-N 0.000 title 1
- 229910001510 metal chloride Inorganic materials 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 150000003868 ammonium compounds Chemical class 0.000 abstract 2
- 150000002497 iodine compounds Chemical class 0.000 abstract 2
- 229910001514 alkali metal chloride Inorganic materials 0.000 abstract 1
- 239000003957 anion exchange resin Substances 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 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
- C01D3/14—Purification
- C01D3/145—Purification by solid ion-exchangers or solid chelating agents
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Removal Of Specific Substances (AREA)
- Treating Waste Gases (AREA)
- Detergent Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8920504A IT1229724B (it) | 1989-05-15 | 1989-05-15 | Procedimento di purificazione di una soluzione acquosa di cloruro di un metallo alcalino da composti ammoniacali e iodati. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT94029A true PT94029A (pt) | 1991-01-08 |
| PT94029B PT94029B (pt) | 1996-12-31 |
Family
ID=11167933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT94029A PT94029B (pt) | 1989-05-15 | 1990-05-14 | Processo para a depuracao de compostos amoniacais e iodados de uma solucao aquosa de cloreto de metal alcalino |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US5069884A (pt) |
| EP (1) | EP0399588B1 (pt) |
| JP (1) | JP3021540B2 (pt) |
| AT (1) | ATE93494T1 (pt) |
| BR (1) | BR9002207A (pt) |
| CA (1) | CA2016670C (pt) |
| DE (1) | DE69002870T2 (pt) |
| DK (1) | DK0399588T3 (pt) |
| ES (1) | ES2045758T3 (pt) |
| IT (1) | IT1229724B (pt) |
| PT (1) | PT94029B (pt) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4110177C2 (de) * | 1991-03-27 | 1995-01-05 | Qvf Glastech Gmbh | Verfahren zur Herstellung einer von Fremdhalogenen gereinigten Salzsäure |
| FR2677346B1 (fr) * | 1991-06-10 | 1993-08-27 | Atochem | Procede de purification d'une solution aqueuse de chlorure de metal alcalin par enlevement de l'ammonium et de l'iode. |
| FR2692879B1 (fr) * | 1992-06-26 | 1994-12-02 | Atochem Elf Sa | Procédé de purification d'une solution aqueuse de chlorure de métal alcalin pour enlever l'iode. |
| DE4244482A1 (de) * | 1992-12-30 | 1994-07-07 | Solvay Deutschland | Verfahren zur Abwasserbehandlung |
| IT1265291B1 (it) * | 1993-12-17 | 1996-10-31 | Solvay | Procedimento e impianto per la depurazione di una soluzione acquosa di un cloruro di un metallo alcalino |
| JP3390148B2 (ja) | 1998-08-28 | 2003-03-24 | クロリンエンジニアズ株式会社 | 電解用塩水の精製処理方法 |
| DE19839513B4 (de) * | 1998-08-29 | 2007-12-13 | Schüssler Entsorgungs-Management und Rohstoffhandel GmbH | Verfahren und Anlage zur Entbromung von Magnesiumchloridlösung |
| FR2894247B1 (fr) * | 2005-12-07 | 2008-02-15 | Solvay | Procede pour l'epuration d'une solution aqueuse chargee en iodure, calcium, magnesium |
| WO2010056864A1 (en) * | 2008-11-12 | 2010-05-20 | Becker Thomas M | Iodine recovery system |
| US8636893B2 (en) | 2011-01-26 | 2014-01-28 | Superior Plus Lp | Process for producing chlorine with low bromine content |
| US20120186989A1 (en) | 2011-01-26 | 2012-07-26 | Yuri Alexeevich Omelchenko | Process for producing chlorine with low bromine content |
| CN104528765B (zh) * | 2014-12-24 | 2016-03-23 | 湖北双环科技股份有限公司 | 一种氨碱-联碱循环生产工艺及其应用 |
| US11040903B2 (en) * | 2015-10-05 | 2021-06-22 | The Chemours Company Fc, Llc | Purification of NaCl brine containing iodine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE674933A (pt) * | ||||
| US1861763A (en) * | 1931-05-13 | 1932-06-07 | Solvay Process Co | Process of treating brine |
| US3174828A (en) * | 1960-08-31 | 1965-03-23 | Du Pont | Sorption of bromine on anion exchange resins in the presence of excess chlorine |
| US3346331A (en) * | 1964-05-04 | 1967-10-10 | Rohm & Haas | Recovery of iodine from solutions containing same |
| US4131645A (en) * | 1974-11-21 | 1978-12-26 | Ethyl Corporation | Iodine recovery process |
| JPS6014765B2 (ja) * | 1977-07-27 | 1985-04-16 | 昭和電工株式会社 | プロピレン共重合体の製造法 |
| SU1154202A1 (ru) * | 1983-12-06 | 1985-05-07 | Всесоюзный Заочный Политехнический Институт | Способ извлечени брома из рассола |
-
1989
- 1989-05-15 IT IT8920504A patent/IT1229724B/it active
-
1990
- 1990-05-07 AT AT90201147T patent/ATE93494T1/de active
- 1990-05-07 DK DK90201147.7T patent/DK0399588T3/da active
- 1990-05-07 ES ES90201147T patent/ES2045758T3/es not_active Expired - Lifetime
- 1990-05-07 EP EP90201147A patent/EP0399588B1/fr not_active Expired - Lifetime
- 1990-05-07 DE DE90201147T patent/DE69002870T2/de not_active Expired - Fee Related
- 1990-05-08 US US07/520,526 patent/US5069884A/en not_active Expired - Lifetime
- 1990-05-11 BR BR909002207A patent/BR9002207A/pt not_active IP Right Cessation
- 1990-05-11 JP JP2122823A patent/JP3021540B2/ja not_active Expired - Lifetime
- 1990-05-14 CA CA002016670A patent/CA2016670C/fr not_active Expired - Lifetime
- 1990-05-14 PT PT94029A patent/PT94029B/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0399588A1 (fr) | 1990-11-28 |
| BR9002207A (pt) | 1991-08-13 |
| US5069884A (en) | 1991-12-03 |
| ATE93494T1 (de) | 1993-09-15 |
| CA2016670C (fr) | 2000-11-07 |
| DE69002870D1 (de) | 1993-09-30 |
| PT94029B (pt) | 1996-12-31 |
| DE69002870T2 (de) | 1994-03-17 |
| CA2016670A1 (fr) | 1990-11-15 |
| JP3021540B2 (ja) | 2000-03-15 |
| IT8920504A0 (it) | 1989-05-15 |
| JPH0350114A (ja) | 1991-03-04 |
| DK0399588T3 (da) | 1994-01-10 |
| IT1229724B (it) | 1991-09-07 |
| EP0399588B1 (fr) | 1993-08-25 |
| ES2045758T3 (es) | 1994-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG3A | Patent granted, date of granting |
Effective date: 19960918 |
|
| MM4A | Annulment/lapse due to non-payment of fees, searched and examined patent |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20100318 |