FR2676006B1 - 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
FR2676006B1
FR2676006B1 FR9107783A FR9107783A FR2676006B1 FR 2676006 B1 FR2676006 B1 FR 2676006B1 FR 9107783 A FR9107783 A FR 9107783A FR 9107783 A FR9107783 A FR 9107783A FR 2676006 B1 FR2676006 B1 FR 2676006B1
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
FR9107783A
Other languages
English (en)
Other versions
FR2676006A1 (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
Priority claimed from FR9105137A external-priority patent/FR2675709B1/fr
Application filed by MICRON COULEURS STE LANGUEDOCIEN filed Critical MICRON COULEURS STE LANGUEDOCIEN
Priority to FR9107783A priority Critical patent/FR2676006B1/fr
Priority to PCT/FR1992/000359 priority patent/WO1992019368A1/fr
Publication of FR2676006A1 publication Critical patent/FR2676006A1/fr
Application granted granted Critical
Publication of FR2676006B1 publication Critical patent/FR2676006B1/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
    • 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
    • B01D61/52—Accessories; Auxiliary operation
    • 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
    • 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)
  • Water Supply & Treatment (AREA)
  • Oil, Petroleum & Natural Gas (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)
FR9107783A 1991-04-25 1991-06-25 Procede de concentration de solutions aqueuses d'acides par electrodialyse. Expired - Fee Related FR2676006B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9107783A FR2676006B1 (fr) 1991-04-25 1991-06-25 Procede de concentration de solutions aqueuses d'acides par electrodialyse.
PCT/FR1992/000359 WO1992019368A1 (fr) 1991-04-25 1992-04-22 Procede de concentration de solutions aqueuses d'acides contenant des ions metalliques par electrodialyse

Applications Claiming Priority (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.

Publications (2)

Publication Number Publication Date
FR2676006A1 FR2676006A1 (fr) 1992-11-06
FR2676006B1 true FR2676006B1 (fr) 1994-04-15

Family

ID=26228655

Family Applications (1)

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

Country Status (1)

Country Link
FR (1) FR2676006B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2273082B1 (fr) * 1974-05-28 1978-03-31 Seprac
JPS5252189A (en) * 1975-10-24 1977-04-26 Asahi Glass Co Ltd Anion exchange resin membane having low permeability of hydrogen ions
JPS52125477A (en) * 1976-04-15 1977-10-21 Mitsuya Denki Metsuki Kougiyou Method and apparatus for separating and refining hydrochloric acid* nitric acid and recovering metals from acidic waste liquids containing metals
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

Also Published As

Publication number Publication date
FR2676006A1 (fr) 1992-11-06

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Legal Events

Date Code Title Description
ST Notification of lapse