CA2097868A1 - Methode et appareil pour la regeneration de solutions aqueuses contenant des ions metalliques et de l'acide sulfurique - Google Patents

Methode et appareil pour la regeneration de solutions aqueuses contenant des ions metalliques et de l'acide sulfurique

Info

Publication number
CA2097868A1
CA2097868A1 CA 2097868 CA2097868A CA2097868A1 CA 2097868 A1 CA2097868 A1 CA 2097868A1 CA 2097868 CA2097868 CA 2097868 CA 2097868 A CA2097868 A CA 2097868A CA 2097868 A1 CA2097868 A1 CA 2097868A1
Authority
CA
Canada
Prior art keywords
sulphuric acid
anolyte
ions
catholyte
chamber
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.)
Abandoned
Application number
CA 2097868
Other languages
English (en)
Inventor
Ulrich Stroder
Lothar Schneider
Wolfgang Blatt
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.)
De Nora Deutschland GmbH
Original Assignee
Heraeus Elektrochemie GmbH
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 Heraeus Elektrochemie GmbH filed Critical Heraeus Elektrochemie GmbH
Publication of CA2097868A1 publication Critical patent/CA2097868A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
CA 2097868 1992-06-10 1993-06-07 Methode et appareil pour la regeneration de solutions aqueuses contenant des ions metalliques et de l'acide sulfurique Abandoned CA2097868A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19924218915 DE4218915A1 (de) 1992-06-10 1992-06-10 Verfahren und Vorrichtung zur Regenerierung einer Metallionen und Schwefelsäure enthaltenden wäßrigen Lösung sowie Verwendung
DEP4218915.2 1992-06-10

Publications (1)

Publication Number Publication Date
CA2097868A1 true CA2097868A1 (fr) 1993-12-11

Family

ID=6460669

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2097868 Abandoned CA2097868A1 (fr) 1992-06-10 1993-06-07 Methode et appareil pour la regeneration de solutions aqueuses contenant des ions metalliques et de l'acide sulfurique

Country Status (4)

Country Link
EP (1) EP0575699A3 (fr)
JP (1) JPH0688275A (fr)
CA (1) CA2097868A1 (fr)
DE (1) DE4218915A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110089045A1 (en) * 2008-04-11 2011-04-21 Francois Cardarelli Electrochemical process for the recovery of metallic iron and sulfuric acid values from iron-rich sulfate wastes, mining residues and pickling liquors
US8282806B2 (en) 2008-11-11 2012-10-09 Enthone Inc. Galvanic bath and process for depositing zinc-based layers
WO2022070119A1 (fr) * 2020-10-02 2022-04-07 Zincovery Process Technologies Limited Processus d'extraction électrochimique de métaux dissous et appareil associé
US11753732B2 (en) 2021-03-24 2023-09-12 Electrasteel, Inc. Ore dissolution and iron conversion system

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19521132C1 (de) * 1995-06-09 1996-10-17 Poligrat Holding Gmbh Verfahren zum Entmetallisieren von hochsauren Bädern und Verwendung dieses Verfahrens beim Elektropolieren von Edelstahloberflächen
DE19521596C1 (de) * 1995-06-14 1996-11-28 Ksd Innovations Gmbh Umwelt U Verfahren und Vorrichtung zur elektolytischen Abscheidung von Zink und Kupfer aus saurer Lösung
DE19850524C2 (de) * 1998-11-03 2002-04-04 Eilenburger Elektrolyse & Umwelttechnik Gmbh Nitratfreies Recycling-Beizverfahren für Edelstähle
DE19850525A1 (de) * 1998-11-03 2000-05-04 Eilenburger Elektrolyse & Umwelttechnik Gmbh Verfahren zum elektrochemischen Regenerieren von Schwefelsäure-Eisen-III-sulfat-Beizlösungen für Edelstähle

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810686A (en) * 1954-11-09 1957-10-22 Rohm & Haas Electrolytic treatment of waste sulfate pickle liquor
DE1621577A1 (de) * 1966-01-22 1971-07-08 Gewerk Keramchemie Verfahren zur selektiven Entfernung von Zinkionen aus stark salzsauren Eisenbeizen
JPS5021541B2 (fr) * 1972-08-22 1975-07-23
FR2273082B1 (fr) * 1974-05-28 1978-03-31 Seprac
JPS5328156B2 (fr) * 1974-05-29 1978-08-12
ZA745625B (en) * 1974-09-04 1975-12-31 Ato Platinum Mines Ltd Improvements in or relating to the electrolytic recovery of nickel and zinc
JPS5411153B2 (fr) * 1974-10-04 1979-05-12
JPS51135173A (en) * 1975-05-19 1976-11-24 Asahi Glass Co Ltd Method of treating waste liquor containing acids and metal salts there of
JPS52101690A (en) * 1976-02-24 1977-08-25 Asahi Glass Co Ltd Separation of acid and metal from solution containing acid and its met al salts and recovery of them
JPS5311814A (en) * 1976-07-21 1978-02-02 Nakamura Minoru Electrolytic recovering method of nickel using ion exchange membranes
US4148700A (en) * 1976-10-14 1979-04-10 David B. Dean Method for purifying the liquor of a galvanizing process plant after contamination
US4149951A (en) * 1978-05-22 1979-04-17 Eddleman William L Frame filter press and apparatus
JPS5544588A (en) * 1978-09-26 1980-03-28 Sumitomo Metal Ind Ltd Recovering method for mixture of hydrofluoric acid and nitric acid
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
DE3943142A1 (de) * 1989-12-28 1991-07-04 Metallgesellschaft Ag Elektrolyseverfahren zur aufbereitung metallionen enthaltender altbeizen oder produktstroeme

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110089045A1 (en) * 2008-04-11 2011-04-21 Francois Cardarelli Electrochemical process for the recovery of metallic iron and sulfuric acid values from iron-rich sulfate wastes, mining residues and pickling liquors
US8282806B2 (en) 2008-11-11 2012-10-09 Enthone Inc. Galvanic bath and process for depositing zinc-based layers
WO2022070119A1 (fr) * 2020-10-02 2022-04-07 Zincovery Process Technologies Limited Processus d'extraction électrochimique de métaux dissous et appareil associé
US11753732B2 (en) 2021-03-24 2023-09-12 Electrasteel, Inc. Ore dissolution and iron conversion system
US11767604B2 (en) 2021-03-24 2023-09-26 Electrasteel, Inc. 2-step iron conversion system

Also Published As

Publication number Publication date
JPH0688275A (ja) 1994-03-29
EP0575699A3 (en) 1994-06-01
EP0575699A2 (fr) 1993-12-29
DE4218915A1 (de) 1993-12-16

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Legal Events

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