FR2645044B1 - Membrane echangeuse d'ions pour electrodialyse et procede de recuperation d'acides mineraux mettant en oeuvre une telle membrane - Google Patents

Membrane echangeuse d'ions pour electrodialyse et procede de recuperation d'acides mineraux mettant en oeuvre une telle membrane

Info

Publication number
FR2645044B1
FR2645044B1 FR8904162A FR8904162A FR2645044B1 FR 2645044 B1 FR2645044 B1 FR 2645044B1 FR 8904162 A FR8904162 A FR 8904162A FR 8904162 A FR8904162 A FR 8904162A FR 2645044 B1 FR2645044 B1 FR 2645044B1
Authority
FR
France
Prior art keywords
membrane
electrodialysis
ion exchanger
mineral acids
recovering mineral
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
Application number
FR8904162A
Other languages
English (en)
Other versions
FR2645044A1 (fr
Inventor
Claude Gavach
Thierry Cohen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MORGANE
Original Assignee
MORGANE
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.)
Filing date
Publication date
Application filed by MORGANE filed Critical MORGANE
Priority to FR8904162A priority Critical patent/FR2645044B1/fr
Publication of FR2645044A1 publication Critical patent/FR2645044A1/fr
Application granted granted Critical
Publication of FR2645044B1 publication Critical patent/FR2645044B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/88—Concentration of sulfuric acid
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2275—Heterogeneous membranes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • 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
    • C25B1/22—Inorganic acids
FR8904162A 1989-03-30 1989-03-30 Membrane echangeuse d'ions pour electrodialyse et procede de recuperation d'acides mineraux mettant en oeuvre une telle membrane Expired - Fee Related FR2645044B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8904162A FR2645044B1 (fr) 1989-03-30 1989-03-30 Membrane echangeuse d'ions pour electrodialyse et procede de recuperation d'acides mineraux mettant en oeuvre une telle membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8904162A FR2645044B1 (fr) 1989-03-30 1989-03-30 Membrane echangeuse d'ions pour electrodialyse et procede de recuperation d'acides mineraux mettant en oeuvre une telle membrane

Publications (2)

Publication Number Publication Date
FR2645044A1 FR2645044A1 (fr) 1990-10-05
FR2645044B1 true FR2645044B1 (fr) 1992-04-03

Family

ID=9380193

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8904162A Expired - Fee Related FR2645044B1 (fr) 1989-03-30 1989-03-30 Membrane echangeuse d'ions pour electrodialyse et procede de recuperation d'acides mineraux mettant en oeuvre une telle membrane

Country Status (1)

Country Link
FR (1) FR2645044B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5288378A (en) * 1990-09-28 1994-02-22 Alliedsignal Inc. Guard membranes for use in electrodialysis cells
US5126026A (en) * 1990-09-28 1992-06-30 Allied-Signal Inc. Guard membranes for use in electrodialysis cells
FR2675709B1 (fr) * 1991-04-25 1994-04-15 Micron Couleurs Ste Languedocien Procede de concentration de solutions aqueuses d'acides par electrodialyse.
DE4218915A1 (de) * 1992-06-10 1993-12-16 Heraeus Elektrochemie Verfahren und Vorrichtung zur Regenerierung einer Metallionen und Schwefelsäure enthaltenden wäßrigen Lösung sowie Verwendung
WO1995032052A1 (fr) * 1994-05-20 1995-11-30 U.S. Filter/Ionpure, Inc. Appareil et procede d'electrodesionisation par inversion simple ou double de polarite

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL247957A (fr) * 1959-02-03
US3754055A (en) * 1970-12-28 1973-08-21 California Inst Of Techn Cationic vinyl-pyridine copolymers and products thereof
IT1110461B (it) * 1978-03-01 1985-12-23 Oronzio De Nora Impianti Membrane anioniche costituite da copolimeri di (2) o (4)-vinilpiridina con divinilbenzene o con monomeri vinilici alogenati
FR2571977B1 (fr) * 1984-10-23 1990-06-22 Framatome Sa Procede de separation de constituants d'un acide faible, notamment d'acide borique et membrane pour la mise en oeuvre dudit procede.

Also Published As

Publication number Publication date
FR2645044A1 (fr) 1990-10-05

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
CL Concession to grant licenses
ST Notification of lapse

Effective date: 20051130