IT1093598B - Procedimento per il trattamento di residui acquosi di bagni di metallizzazione - Google Patents

Procedimento per il trattamento di residui acquosi di bagni di metallizzazione

Info

Publication number
IT1093598B
IT1093598B IT21916/78A IT2191678A IT1093598B IT 1093598 B IT1093598 B IT 1093598B IT 21916/78 A IT21916/78 A IT 21916/78A IT 2191678 A IT2191678 A IT 2191678A IT 1093598 B IT1093598 B IT 1093598B
Authority
IT
Italy
Prior art keywords
procedure
treatment
aqueous residues
metallization baths
baths
Prior art date
Application number
IT21916/78A
Other languages
English (en)
Other versions
IT7821916A0 (it
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of IT7821916A0 publication Critical patent/IT7821916A0/it
Application granted granted Critical
Publication of IT1093598B publication Critical patent/IT1093598B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46176—Galvanic cells
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4676—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electroreduction
    • C02F1/4678—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electroreduction of metals
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • C02F1/705—Reduction by metals
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/1601—Process or apparatus
    • C23C18/1617—Purification and regeneration of coating baths
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/18—Regeneration of process solutions of electrolytes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/346—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from semiconductor processing, e.g. waste water from polishing of wafers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S204/00—Chemistry: electrical and wave energy
    • Y10S204/13—Purification and treatment of electroplating baths and plating wastes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Removal Of Specific Substances (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Chemically Coating (AREA)
IT21916/78A 1977-04-06 1978-04-03 Procedimento per il trattamento di residui acquosi di bagni di metallizzazione IT1093598B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH434477 1977-04-06

Publications (2)

Publication Number Publication Date
IT7821916A0 IT7821916A0 (it) 1978-04-03
IT1093598B true IT1093598B (it) 1985-07-19

Family

ID=4274337

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21916/78A IT1093598B (it) 1977-04-06 1978-04-03 Procedimento per il trattamento di residui acquosi di bagni di metallizzazione

Country Status (7)

Country Link
US (1) US4144149A (it)
JP (1) JPS53128545A (it)
AU (1) AU512741B2 (it)
DE (1) DE2721994A1 (it)
FR (1) FR2386491A1 (it)
IT (1) IT1093598B (it)
SE (1) SE7803731L (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188272A (en) * 1979-05-07 1980-02-12 Eastman Kodak Company Electrical chemical process for the removal of hexavalent chromium from aqueous medium
DE3038979C2 (de) * 1980-10-15 1983-03-24 Murata Manufacturing Co., Ltd., Nagaokakyo, Kyoto Verfahren zur Behandlung einer schwermetallhaltigen Lösung und seine Anwendung
US4416745A (en) * 1982-03-01 1983-11-22 The Bendix Corporation Process for recovering nickel from spent electroless nickel plating solutions
US4425205A (en) 1982-03-13 1984-01-10 Kanto Kasei Co., Ltd. Process for regenerating electroless plating bath and a regenerating apparatus of electroless plating bath
US4751461A (en) * 1985-11-18 1988-06-14 Western Atlas International, Inc. Method of locating and determining the extent of corrosion in tubular goods
DE3668914D1 (de) * 1986-04-11 1990-03-15 Ibm Deutschland Verfahren zur regenerierung eines stromlosen verkupferungsbades und vorrichtung zur durchfuehrung desselben.
DE3705956A1 (de) * 1987-02-25 1988-09-08 Dornier System Gmbh Simultane abreicherung von schwermetallen und oxidierbaren schadstoffen aus abwaessern
US5230782A (en) * 1991-07-22 1993-07-27 International Business Machines Corporation Electrolytic process for reducing the organic content of an aqueous composition and apparatus therefore
DE4301270A1 (de) * 1992-07-17 1994-01-20 P & P Geotechnik Gmbh Verfahren und Einrichtung zur Beseitigung von Schadstoffen, insbesondere im Erdbodenbereich
US5266212A (en) * 1992-10-13 1993-11-30 Enthone-Omi, Inc. Purification of cyanide-free copper plating baths
US5434331A (en) * 1992-11-17 1995-07-18 The Catholic University Of America Removal of radioactive or heavy metal contaminants by means of non-persistent complexing agents
US7601264B2 (en) * 2006-10-04 2009-10-13 Applied Materials, Inc. Method for treatment of plating solutions
US20080083623A1 (en) * 2006-10-04 2008-04-10 Golden Josh H Method and apparatus for treatment of plating solutions
FR2925530B1 (fr) * 2007-12-21 2010-08-27 Siemens Vai Metals Tech Sas Installation et procede pour le decapage en continu de bandes d'acier

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1459451A1 (de) * 1962-05-29 1968-12-19 Asendorf Dr Erich Verfahren zum Entkupfern von schwefelsauren und salpetersauren Abwaessern unter gleichzeitiger Vernichtung wasserunloeslicher Kupferverbindungen
US3827964A (en) * 1970-11-26 1974-08-06 K Okubo Apparatus for removal of contaminants from wastes
US3784455A (en) * 1971-12-28 1974-01-08 Western Electric Co Methods of electrolytic regenerative etching and metal recovery
US3899405A (en) * 1972-03-31 1975-08-12 Rockwell International Corp Method of removing heavy metals from water and apparatus therefor
US3816306A (en) * 1972-05-19 1974-06-11 C Roy Copper etchant effluent treatment
US3748240A (en) * 1972-06-07 1973-07-24 Nalco Chemical Co Sacrificial electrode system for removal of heavy metal ions from waste water
US3970531A (en) * 1974-09-04 1976-07-20 Rockwell International Corporation Decreasing the cyanide and heavy metal content of an aqueous solution
US4072596A (en) * 1975-04-30 1978-02-07 Westinghouse Electric Corporation Apparatus for removal of contaminants from water
US4052276A (en) * 1976-04-14 1977-10-04 Nippon Steel Corporation Treatment process for electrolytic purifying of used solution for electrolytic tin plating

Also Published As

Publication number Publication date
US4144149A (en) 1979-03-13
IT7821916A0 (it) 1978-04-03
AU512741B2 (en) 1980-10-23
AU3475678A (en) 1979-10-11
FR2386491A1 (fr) 1978-11-03
DE2721994A1 (de) 1978-10-12
JPS53128545A (en) 1978-11-09
SE7803731L (sv) 1978-10-07

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