FR2675709B1 - Procede de concentration de solutions aqueuses d'acides par electrodialyse. - Google Patents

Procede de concentration de solutions aqueuses d'acides par electrodialyse.

Info

Publication number
FR2675709B1
FR2675709B1 FR9105137A FR9105137A FR2675709B1 FR 2675709 B1 FR2675709 B1 FR 2675709B1 FR 9105137 A FR9105137 A FR 9105137A FR 9105137 A FR9105137 A FR 9105137A FR 2675709 B1 FR2675709 B1 FR 2675709B1
Authority
FR
France
Prior art keywords
electrodialysis
concentration
aqueous acid
acid solutions
solutions
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
FR9105137A
Other languages
English (en)
Other versions
FR2675709A1 (fr
Inventor
Patrick Moatti
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.)
MICRON COULEURS STE LANGUEDOCIEN
Original Assignee
MICRON COULEURS STE LANGUEDOCIEN
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 MICRON COULEURS STE LANGUEDOCIEN filed Critical MICRON COULEURS STE LANGUEDOCIEN
Priority to FR9105137A priority Critical patent/FR2675709B1/fr
Priority to FR9107783A priority patent/FR2676006B1/fr
Publication of FR2675709A1 publication Critical patent/FR2675709A1/fr
Application granted granted Critical
Publication of FR2675709B1 publication Critical patent/FR2675709B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C01B17/90—Separation; Purification
    • C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
    • C01B17/902—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids by dialysis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
FR9105137A 1991-04-25 1991-04-25 Procede de concentration de solutions aqueuses d'acides par electrodialyse. Expired - Fee Related FR2675709B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9105137A FR2675709B1 (fr) 1991-04-25 1991-04-25 Procede de concentration de solutions aqueuses d'acides par electrodialyse.
FR9107783A FR2676006B1 (fr) 1991-04-25 1991-06-25 Procede de concentration de solutions aqueuses d'acides par electrodialyse.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9105137A FR2675709B1 (fr) 1991-04-25 1991-04-25 Procede de concentration de solutions aqueuses d'acides par electrodialyse.

Publications (2)

Publication Number Publication Date
FR2675709A1 FR2675709A1 (fr) 1992-10-30
FR2675709B1 true FR2675709B1 (fr) 1994-04-15

Family

ID=9412267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9105137A Expired - Fee Related FR2675709B1 (fr) 1991-04-25 1991-04-25 Procede de concentration de solutions aqueuses d'acides par electrodialyse.

Country Status (1)

Country Link
FR (1) FR2675709B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1280011B1 (it) * 1993-12-24 1997-12-23 Solvay Procedimento di fabbricazione di un idrossido di un metallo alcalino
DE19600620C1 (de) * 1996-01-10 1997-04-17 Hoechst Ag Verfahren zur Darstellung einer besonders reinen Glykolsäure
US11548784B1 (en) 2021-10-26 2023-01-10 Saudi Arabian Oil Company Treating sulfur dioxide containing stream by acid aqueous absorption
US11926799B2 (en) 2021-12-14 2024-03-12 Saudi Arabian Oil Company 2-iso-alkyl-2-(4-hydroxyphenyl)propane derivatives used as emulsion breakers for crude oil

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909382A (en) * 1974-12-09 1975-09-30 Basf Wyandotte Corp Method of recovering acid values from dilute streams and improved alkylene oxide process using same
JPS51143592A (en) * 1975-06-06 1976-12-09 Asahi Glass Co Ltd A method for enrichment of acids from the solution contained acids
JPS5252189A (en) * 1975-10-24 1977-04-26 Asahi Glass Co Ltd Anion exchange resin membane having low permeability of hydrogen ions
US4389293A (en) * 1982-01-04 1983-06-21 Allied Corporation Process for the recovery of anhydrous hydrogen fluoride from aqueous solutions of fluosilicic acid and hydrogen fluoride
DE3529649A1 (de) * 1985-08-19 1987-02-19 Hoechst Ag Verfahren zur anreicherung von schwefelsaeure
FR2645044B1 (fr) * 1989-03-30 1992-04-03 Morgane Membrane echangeuse d'ions pour electrodialyse et procede de recuperation d'acides mineraux mettant en oeuvre une telle membrane
DE4009410A1 (de) * 1990-03-23 1991-09-26 Basf Ag Verfahren zur elektrochemischen spaltung von alkali sulfaten

Also Published As

Publication number Publication date
FR2675709A1 (fr) 1992-10-30

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Legal Events

Date Code Title Description
ST Notification of lapse