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 alcalino

Info

Publication number: PT94029A
Authority: PT; Portugal
Prior art keywords: metal chloride; depuration; ammoniacal; compounds; aqueous solution
Prior art date: 1989-05-15

Application number

PT94029A

Other languages

English (en)

Other versions

PT94029B (pt

Inventor

Mauro Filippone

Carlo Lessi

Original Assignee

Solvay

Priority date (The priority date 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 date listed.)

1989-05-15

Filing date

1990-05-14

Publication date

1991-01-08

1990-05-14 Application filed by Solvay filed Critical Solvay

1991-01-08 Publication of PT94029A publication Critical patent/PT94029A/pt

1996-12-31 Publication of PT94029B publication Critical patent/PT94029B/pt

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)
Inorganic Compounds Of Heavy Metals (AREA)
Treatment Of Water By Ion Exchange (AREA)
Treatment Of Water By Oxidation Or Reduction (AREA)
Detergent Compositions (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Manufacture And Refinement Of Metals (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

PT94029A 1989-05-15 1990-05-14 Processo para a depuracao de compostos amoniacais e iodados de uma solucao aquosa de cloreto de metal alcalino PT94029B (pt)

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)

* Cited by examiner, † Cited by third party
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
US20100119438A1 (en) *	2008-11-12	2010-05-13	Becker Thomas M	Iodine recovery system
US20120186989A1 (en)	2011-01-26	2012-07-26	Yuri Alexeevich Omelchenko	Process for producing chlorine with low bromine content
US8636893B2 (en)	2011-01-26	2014-01-28	Superior Plus Lp	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)

* Cited by examiner, † Cited by third party
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 DK DK90201147.7T patent/DK0399588T3/da active
- 1990-05-07 AT AT90201147T patent/ATE93494T1/de 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 PT PT94029A patent/PT94029B/pt not_active IP Right Cessation
- 1990-05-14 CA CA002016670A patent/CA2016670C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE69002870T2 (de)	1994-03-17
EP0399588A1 (fr)	1990-11-28
JPH0350114A (ja)	1991-03-04
ES2045758T3 (es)	1994-01-16
BR9002207A (pt)	1991-08-13
DE69002870D1 (de)	1993-09-30
ATE93494T1 (de)	1993-09-15
JP3021540B2 (ja)	2000-03-15
US5069884A (en)	1991-12-03
CA2016670C (fr)	2000-11-07
IT1229724B (it)	1991-09-07
PT94029B (pt)	1996-12-31
DK0399588T3 (da)	1994-01-10
EP0399588B1 (fr)	1993-08-25
IT8920504A0 (it)	1989-05-15
CA2016670A1 (fr)	1990-11-15

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Legal Events

Date

Code

Title

Description

1996-12-31

FG3A

Patent granted, date of granting

Effective date: 19960918

2010-03-29

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