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FR2727102B1 - Procede d'elimination d'impuretes metalliques par voie electrochimique - Google Patents

Procede d'elimination d'impuretes metalliques par voie electrochimique

Info

Publication number
FR2727102B1
FR2727102B1 FR9414122A FR9414122A FR2727102B1 FR 2727102 B1 FR2727102 B1 FR 2727102B1 FR 9414122 A FR9414122 A FR 9414122A FR 9414122 A FR9414122 A FR 9414122A FR 2727102 B1 FR2727102 B1 FR 2727102B1
Authority
FR
France
Prior art keywords
removal
metal impurities
electrochemical route
electrochemical
route
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
FR9414122A
Other languages
English (en)
Other versions
FR2727102A1 (fr
Inventor
Frederic Kuntzburger
Jean Claude Magne
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.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
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 to FR9414122A priority Critical patent/FR2727102B1/fr
Application filed by Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Priority to US08/836,794 priority patent/US5976349A/en
Priority to EP95940339A priority patent/EP0793620A1/fr
Priority to JP8516627A priority patent/JPH10509685A/ja
Priority to CA002205073A priority patent/CA2205073A1/fr
Priority to AU41818/96A priority patent/AU4181896A/en
Priority to PL95320291A priority patent/PL320291A1/xx
Priority to PCT/FR1995/001530 priority patent/WO1996015984A1/fr
Priority to BR9509799A priority patent/BR9509799A/pt
Priority to MX9703602A priority patent/MX9703602A/es
Publication of FR2727102A1 publication Critical patent/FR2727102A1/fr
Priority to NO972250A priority patent/NO972250L/no
Priority to BG101496A priority patent/BG101496A/xx
Application granted granted Critical
Publication of FR2727102B1 publication Critical patent/FR2727102B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
    • C25C7/02—Electrodes; Connections thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/40—Purification; Separation by electrolysis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Filtering Materials (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
FR9414122A 1994-11-21 1994-11-21 Procede d'elimination d'impuretes metalliques par voie electrochimique Expired - Fee Related FR2727102B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR9414122A FR2727102B1 (fr) 1994-11-21 1994-11-21 Procede d'elimination d'impuretes metalliques par voie electrochimique
BR9509799A BR9509799A (pt) 1994-11-21 1995-11-21 Processo de purificação de uma solução cujo ph é superior a 14 para eliminar da mesma as inpurezas metálicas e catodo
JP8516627A JPH10509685A (ja) 1994-11-21 1995-11-21 電気化学的ルートによる金属不純物の除去プロセス
CA002205073A CA2205073A1 (fr) 1994-11-21 1995-11-21 Procede d'elimination d'impuretes metalliques par voie electrochimique
AU41818/96A AU4181896A (en) 1994-11-21 1995-11-21 Method for electrochemically removing metal impurities
PL95320291A PL320291A1 (en) 1994-11-21 1995-11-21 Electrochemical method of removing metallic pollutants
US08/836,794 US5976349A (en) 1994-11-21 1995-11-21 Process for the removal of metal impurities by an electrochemical route
EP95940339A EP0793620A1 (fr) 1994-11-21 1995-11-21 Procede d'elimination d'impuretes metalliques par voie electrochimique
MX9703602A MX9703602A (es) 1994-11-21 1995-11-21 Proceso para la remocion de impurezas metalicas mediante ruta electroquimica.
PCT/FR1995/001530 WO1996015984A1 (fr) 1994-11-21 1995-11-21 Procede d'elimination d'impuretes metalliques par voie electrochimique
NO972250A NO972250L (no) 1994-11-21 1997-05-16 Fremgangsmåte for elektrokjemisk fjerning av metallforurensninger
BG101496A BG101496A (en) 1994-11-21 1997-05-19 Method for electrochemically removing metal impurities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9414122A FR2727102B1 (fr) 1994-11-21 1994-11-21 Procede d'elimination d'impuretes metalliques par voie electrochimique

Publications (2)

Publication Number Publication Date
FR2727102A1 FR2727102A1 (fr) 1996-05-24
FR2727102B1 true FR2727102B1 (fr) 1997-08-01

Family

ID=9469133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9414122A Expired - Fee Related FR2727102B1 (fr) 1994-11-21 1994-11-21 Procede d'elimination d'impuretes metalliques par voie electrochimique

Country Status (12)

Country Link
US (1) US5976349A (fr)
EP (1) EP0793620A1 (fr)
JP (1) JPH10509685A (fr)
AU (1) AU4181896A (fr)
BG (1) BG101496A (fr)
BR (1) BR9509799A (fr)
CA (1) CA2205073A1 (fr)
FR (1) FR2727102B1 (fr)
MX (1) MX9703602A (fr)
NO (1) NO972250L (fr)
PL (1) PL320291A1 (fr)
WO (1) WO1996015984A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2803309B1 (fr) * 1999-12-30 2002-05-03 Chloralp Diaphragme exempt d'amiante, comprenant des particules minerales non fibreuses, association le comprenant, son obtention et son utilisation
US6660828B2 (en) 2001-05-14 2003-12-09 Omnova Solutions Inc. Fluorinated short carbon atom side chain and polar group containing polymer, and flow, or leveling, or wetting agents thereof
AR090394A1 (es) * 2011-10-27 2014-11-12 Syngenta Participations Ag Formulacion
CZ305048B6 (cs) * 2014-01-21 2015-04-08 Vysoká škola chemicko- technologická v Praze Rafinace hydroxidů metodou membránové elektrolýzy se železnou elektrodou
CN109264745A (zh) * 2018-12-07 2019-01-25 青海盐湖工业股份有限公司 一种片状氢氧化钾生产方法
CN113564680B (zh) * 2021-09-26 2021-12-07 江苏泛宇能源有限公司 铁铬电解液的纯化方法及由此获得的铁铬电解液

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1567928C3 (de) * 1966-02-15 1975-09-25 The Dow Chemical Co., Midland, Mich. (V.St.A.) Verfahren zur elektrolytischen Reinigung kaustischer Lösungen
US3989615A (en) * 1971-07-06 1976-11-02 Nippon Soda Company Limited Diaphragm process electrolytic cell
FR2585623B1 (fr) * 1985-08-02 1988-02-12 Rhone Poulenc Chim Base Materiau consolide microporeux, procede pour son obtention et applications notamment a la realisation d'elements cathodiques
US5092974A (en) * 1990-01-25 1992-03-03 Shinko Pantec Co., Ltd. Electrode and method for compressive and electro-osmotic dehydration

Also Published As

Publication number Publication date
BR9509799A (pt) 1997-09-30
NO972250D0 (no) 1997-05-16
WO1996015984A1 (fr) 1996-05-30
US5976349A (en) 1999-11-02
PL320291A1 (en) 1997-09-15
CA2205073A1 (fr) 1996-05-30
MX9703602A (es) 1997-08-30
JPH10509685A (ja) 1998-09-22
EP0793620A1 (fr) 1997-09-10
FR2727102A1 (fr) 1996-05-24
AU4181896A (en) 1996-06-17
NO972250L (no) 1997-07-21
BG101496A (en) 1998-01-30

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Legal Events

Date Code Title Description
ST Notification of lapse