IT942770B - Procedimento per la neutralizzazio ne e rigenerazione di soluzioni acquose di decapaggio e simili - Google Patents

Procedimento per la neutralizzazio ne e rigenerazione di soluzioni acquose di decapaggio e simili

Info

Publication number
IT942770B
IT942770B IT70598/71A IT7059871A IT942770B IT 942770 B IT942770 B IT 942770B IT 70598/71 A IT70598/71 A IT 70598/71A IT 7059871 A IT7059871 A IT 7059871A IT 942770 B IT942770 B IT 942770B
Authority
IT
Italy
Prior art keywords
neutralization
regeneration
procedure
similar solutions
water pickling
Prior art date
Application number
IT70598/71A
Other languages
English (en)
Original Assignee
Nordstjernan Rederi Ab
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 Nordstjernan Rederi Ab filed Critical Nordstjernan Rederi Ab
Application granted granted Critical
Publication of IT942770B publication Critical patent/IT942770B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/04—Obtaining nickel or cobalt by wet processes
    • C22B23/0453—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B23/0461—Treatment or purification of solutions, e.g. obtained by leaching by chemical methods
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal
    • Y10S210/913—Chromium
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/915—Fluorine containing
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron
    • Y10S423/02—Sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Removal Of Specific Substances (AREA)
  • Manufacture And Refinement Of Metals (AREA)
IT70598/71A 1970-11-03 1971-11-02 Procedimento per la neutralizzazio ne e rigenerazione di soluzioni acquose di decapaggio e simili IT942770B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE14826/70A SE351444B (it) 1970-11-03 1970-11-03

Publications (1)

Publication Number Publication Date
IT942770B true IT942770B (it) 1973-04-02

Family

ID=20299730

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70598/71A IT942770B (it) 1970-11-03 1971-11-02 Procedimento per la neutralizzazio ne e rigenerazione di soluzioni acquose di decapaggio e simili

Country Status (7)

Country Link
US (1) US3800024A (it)
CA (1) CA957156A (it)
DE (1) DE2154462A1 (it)
FR (1) FR2112428B1 (it)
GB (1) GB1356835A (it)
IT (1) IT942770B (it)
SE (1) SE351444B (it)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1019853A (en) * 1973-02-21 1977-10-25 Stora Kopparbergs Bergslags Aktiebolag Method of precipitating heavy metals out of acid water solutions
US4009101A (en) * 1973-03-29 1977-02-22 Kayabakogyo-Kabushiki-Kaisha Recycle treatment of waste water from nickel plating
US4170554A (en) * 1973-12-26 1979-10-09 United Aircraft Products, Inc. Wastewater treatment method
GB1454933A (en) * 1974-10-12 1976-11-10 Tioxide Group Ltd Process for the treatment of acidic waste liquid containing dissolved salts
US3959132A (en) * 1974-10-25 1976-05-25 Galson Technical Services, Inc. Methods for removing fluoborates from aqueous media
US4104159A (en) * 1975-01-27 1978-08-01 Masakuni Kanai Method of separation of fluoride ion from water
AU496809B2 (en) * 1975-04-02 1978-11-02 Inco Limited Process forthe recovery of metals from solution
CA1053914A (en) * 1975-04-29 1979-05-08 Victor A. Ettel Metal recovery from sulfate solutions
US4045339A (en) * 1975-08-05 1977-08-30 Dart Industries Inc. Waste treatment of fluoroborate solutions
US4008162A (en) * 1975-08-05 1977-02-15 Dart Industries Inc. Waste treatment of fluoroborate solutions
US4025430A (en) * 1976-01-12 1977-05-24 Amax Inc. Removal of metal ions from waste water
US4032466A (en) * 1976-04-16 1977-06-28 Basf Wyandotte Corporation Acid cleaner and process for disposal thereof
DE2841271C3 (de) * 1978-09-22 1981-11-19 Th. Goldschmidt Ag, 4300 Essen Verfahren zur Aufarbeitung von Buntmetallhydroxidschlammrückständen
US4303704A (en) * 1980-05-19 1981-12-01 Courduvelis Constantine I Selective removal of copper or nickel from complexing agents in aqueous solution
US4343706A (en) * 1980-08-04 1982-08-10 Purdue Research Foundation Method of removing heavy metals from industrial waste streams
EP0076094A3 (en) * 1981-09-29 1983-08-24 Rtr Riotinto Til Holding S.A. Extraction
AT372987B (de) * 1981-12-02 1983-12-12 Voest Alpine Ag Verfahren zum rueckgewinnen von metallen aus ihren sauren salzloesungen
DE3230603A1 (de) * 1982-08-18 1984-02-23 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur behandlung abgearbeiteter beizpasten
FI67409C (fi) * 1983-01-25 1985-03-11 Outokumpu Oy Foerfarande foer regenerering av betningssyror
LU84923A1 (fr) * 1983-07-19 1985-04-17 Metallurgie Hoboken Procede pour defluorer une solution acide de sulfate
US4579721A (en) * 1984-08-03 1986-04-01 Getty Oil Company Process for recovering metals from waste
US4680126A (en) * 1986-02-18 1987-07-14 Frankard James M Separation and recovery of reusable heavy metal hydroxides from metal finishing wastewaters
AT395312B (de) * 1987-06-16 1992-11-25 Andritz Ag Maschf Verfahren zur gewinnung bzw. rueckgewinnung von saeure aus metallhaltigen loesungen dieser saeure
DE58902828D1 (de) * 1989-01-13 1993-01-07 Ind Automation Sondertechnik G Verfahren zur vermeidung von schwermetallsondermuell bei der dekontaminierung natuerlicher und technischer schlaemme, thermischer rueckstaende und boeden.
US5128047A (en) * 1990-04-20 1992-07-07 Rhone-Poulenc Inc. Sequential separation of metals by controlled pH precipitation
US5158686A (en) * 1991-02-25 1992-10-27 Envar Services, Inc. Impurity removal process and apparatus
WO1993002227A1 (en) * 1991-07-15 1993-02-04 Eco-Tec Limited Process and apparatus for treating fluoride containing acid solutions
US5262063A (en) * 1992-05-14 1993-11-16 Elf Atochem North America, Inc. Multiple-stage precipitation process for heavy metals in aqueous solution
US5320759A (en) * 1992-06-11 1994-06-14 Hazen Research, Inc. Selective recovery of heavy metals using xanthates
US5443619A (en) * 1994-10-04 1995-08-22 North American Palladium Ltd. Process for extracting metals from solution
SE504959C2 (sv) * 1995-03-03 1997-06-02 Kemira Kemi Ab Förfarande för rening av metallinnehållande lösningar, som innehåller järn- och zinksalter
JP2912226B2 (ja) * 1996-04-19 1999-06-28 日本電気環境エンジニアリング株式会社 排水の処理方法
WO1997044500A1 (en) 1996-05-20 1997-11-27 Apex Residue Recovery Inc. Treatment of fly ash/apc residues including lead salt recovery
FI119248B (fi) * 2001-03-09 2008-09-15 Metso Paper Inc Prosessi ja laitteisto metallikappaleen peittaamiseksi hitsauksen jälkeen
FI115533B (fi) * 2001-06-29 2005-05-31 Outokumpu Oy Menetelmä metallien poistamiseksi vesiliuoksista kalkkisaostuksella
IL200860A (en) 2009-09-10 2015-07-30 Green Future Ltd Galvanic wastewater treatment and the production of iron oxide sized nanoparticles
WO2021105215A1 (en) 2019-11-28 2021-06-03 Scanacon Ab Metal recovery method
SE2150867A1 (en) * 2021-07-02 2023-01-03 Scanacon Process step in a metal recovery system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US913708A (en) * 1907-04-03 1909-03-02 Ontario Nickel Company Ltd Process of separating metals in solution.
US2639222A (en) * 1949-11-22 1953-05-19 Marblehead Lime Company Treatment of acid waste liquors
US2798802A (en) * 1954-05-27 1957-07-09 Chemical Construction Corp Method for the treatment of waste ferrous sulfate liquors
US3097064A (en) * 1961-03-13 1963-07-09 Lloyd Donald W Recovery of values from pickling liquor
US3268071A (en) * 1962-08-22 1966-08-23 Ca Nat Research Council Process for the separation of solids by agglomeration
GB1082410A (en) * 1963-12-26 1967-09-06 Mitsubishi Heavy Ind Ltd An electrolytic descaling method
US3321649A (en) * 1964-12-28 1967-05-23 Shell Oil Co Separation of suspended solids by cationic polymeric flocculants
GB1210503A (en) * 1966-11-14 1970-10-28 Brandhurst Company Ltd Improvements in or relating to the recovery of constituents from nickel alloy scrap

Also Published As

Publication number Publication date
SE351444B (it) 1972-11-27
GB1356835A (en) 1974-06-19
FR2112428A1 (it) 1972-06-16
DE2154462A1 (de) 1972-05-10
CA957156A (en) 1974-11-05
US3800024A (en) 1974-03-26
FR2112428B1 (it) 1976-04-02

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