TW222681B - - Google Patents

Info

Publication number
TW222681B
TW222681B TW80107854A TW80107854A TW222681B TW 222681 B TW222681 B TW 222681B TW 80107854 A TW80107854 A TW 80107854A TW 80107854 A TW80107854 A TW 80107854A TW 222681 B TW222681 B TW 222681B
Authority
TW
Taiwan
Prior art keywords
scrap
leaching solution
tanks
caustic
oxidant
Prior art date
Application number
TW80107854A
Other languages
English (en)
Original Assignee
Armco Steel Co Lp
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 Armco Steel Co Lp filed Critical Armco Steel Co Lp
Application granted granted Critical
Publication of TW222681B publication Critical patent/TW222681B/zh

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
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/20—Obtaining zinc otherwise than by distilling
    • C22B19/24—Obtaining zinc otherwise than by distilling with leaching with alkaline solutions, e.g. ammonia
    • 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
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/30—Obtaining zinc or zinc oxide from metallic residues or scraps
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Coating With Molten Metal (AREA)
  • Processing Of Solid Wastes (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Electroplating Methods And Accessories (AREA)
TW80107854A 1990-10-05 1991-10-05 TW222681B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/593,435 US5106467A (en) 1990-10-05 1990-10-05 Alkaline leaching of galvanized steel scrap

Publications (1)

Publication Number Publication Date
TW222681B true TW222681B (zh) 1994-04-21

Family

ID=24374698

Family Applications (1)

Application Number Title Priority Date Filing Date
TW80107854A TW222681B (zh) 1990-10-05 1991-10-05

Country Status (16)

Country Link
US (1) US5106467A (zh)
EP (1) EP0479326B1 (zh)
JP (1) JPH055133A (zh)
KR (1) KR100219989B1 (zh)
AT (1) ATE132541T1 (zh)
AU (1) AU638870B2 (zh)
BR (1) BR9104318A (zh)
CA (1) CA2052849C (zh)
DE (1) DE69116062T2 (zh)
ES (1) ES2082082T3 (zh)
FI (1) FI97242C (zh)
MX (1) MX174553B (zh)
NZ (1) NZ240131A (zh)
TW (1) TW222681B (zh)
YU (1) YU48061B (zh)
ZA (1) ZA918003B (zh)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2027656C (en) * 1990-10-15 1998-09-29 Rodney L. Leroy Galvanic dezincing of galvanized steel
CA2038537C (en) * 1991-03-18 1998-08-18 Rodney L. Leroy Power assisted dezincing of galvanized steel
ZA956027B (en) * 1994-07-19 1996-03-11 Hoogovens Groep Bv Process for electrochemically dissolving a metal such as zinc or tin
NL9500302A (nl) * 1995-02-17 1996-10-01 Hoogovens Staal Bv Werkwijze voor verwijderen van althans een deklaag van met een deklaag beklede metalen schrootdelen.
JP2857600B2 (ja) * 1995-05-11 1999-02-17 松下電器産業株式会社 プロセッサ及びプログラム翻訳装置
FR2737673B1 (fr) * 1995-08-09 1997-10-31 Europ De Dezingage Comp Procede de valorisation des dechets, constitues de toles recouvertes sur au moins une face d'une couche de zinc
US6258248B1 (en) 1996-07-17 2001-07-10 Metals Investment Trust Limited Process for dezincing galvanized steel using an electrically isolated conveyor
US5855765A (en) * 1996-07-17 1999-01-05 Metal Recovery Industries, Inc. Process for dezincing galvanized steel using an electrically isolated conveyor
US5779878A (en) * 1996-07-17 1998-07-14 Metal Recovery Industries (Us) Inc. Process for dezincing galvanized steel
FR2778925B1 (fr) * 1998-05-25 2001-03-02 Ecole Nale Sup Artes Metiers Procede permettant d'accelerer la dissolution du zinc dans des suspensions basiques et dispositif de detection de la fin de dissolution
GB2368349A (en) * 2000-10-27 2002-05-01 Imperial College Electrolytic extraction of metals; recycling
US7097747B1 (en) * 2003-08-05 2006-08-29 Herceg Joseph E Continuous process electrorefiner
DE102004038650B4 (de) * 2004-08-09 2006-10-26 Coutelle, Rainer, Dr. Verfahren zur Auflösung von Zink in Laugen
KR100719833B1 (ko) * 2004-09-15 2007-05-18 조치영 건물용 산소공급시스템
DE102008009352B4 (de) 2008-02-14 2011-07-07 DRT Deutsche Rohstofftechnik GmbH, 45478 Zinkrecycling
DE102008009348B4 (de) 2008-02-14 2011-09-22 Drt Deutsche Rohstofftechnik Gmbh Recycling- und Verzinkungsverfahren
DE102008056812B4 (de) * 2008-11-11 2013-03-14 Drt Deutsche Rohstofftechnik Gmbh Verfahren zur Aufarbeitung von sortiertem, metallbeschichtetem Stahlschrott
WO2011141036A1 (de) * 2010-05-10 2011-11-17 Progenf Ug (Haftungsbeschränkt) Chemische vorbehandlung und vorwärmung von stahlschrott
DE102011011532B3 (de) * 2011-02-17 2012-08-09 ProASSORT GmbH Verfahren zum Ablösen von Beschichtungen von Stahlschrotten
DE102015116933A1 (de) * 2015-06-25 2016-12-29 Sms Group Gmbh Verfahren und Vorrichtung zur Behandlung von Metallstücken
FR3048703B1 (fr) * 2016-03-09 2020-07-24 Sarl Ind Et Techniques Procede et systeme de traitement anticorrosion et programme d'ordinateur correspondant
CN111733333B (zh) * 2020-01-15 2022-05-03 欧冶链金再生资源有限公司 一种镀锌废钢脱锌方法
CN114107679B (zh) * 2021-12-06 2024-03-19 昆明同越科技开发有限公司 防止镀锌钢板回收钢板生锈的方法
KR102623075B1 (ko) * 2022-11-18 2024-01-11 (주)에코프로머티리얼즈 양극 소성용 사용 후 도가니의 유가금속 회수 시스템

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US700563A (en) * 1900-07-10 1902-05-20 Samuel S Sadtler Process of extracting metals from ores and scrap containing same.
US983931A (en) * 1909-07-03 1911-02-14 Maugham & Lee Detinning and degalvanizing scrap.
US1929927A (en) * 1930-01-08 1933-10-10 Western Electric Co Method of and system for leaching material
DE684580C (de) * 1937-06-30 1939-12-01 Huettenwerke Kayser Akt Ges Verfahren zum Trennen von Kupfer und anderen Buntmetallen und ihren Legierungen von Eisen oder Stahl aus plattierten Abfaellen
US2241585A (en) * 1938-12-07 1941-05-13 Mack Mfg Corp Process for removing metallic coatings from metallic parts
LU41242A1 (zh) * 1962-02-12 1963-08-12
US4164542A (en) * 1973-05-08 1979-08-14 Pincus Deren Detinning process
US3905882A (en) * 1974-09-25 1975-09-16 Harold G Hudson Electrolytic zinc salvaging method
US4056450A (en) * 1975-06-30 1977-11-01 M & T Chemicals Inc. Continuous detinning system
ZA771005B (en) * 1976-03-04 1977-12-28 British Steel Corp Removal of coatings from ferrous objects
FR2397472A2 (fr) * 1977-07-13 1979-02-09 Seprez Perfectionnements aux procedes de traitement des residus des bains de galvanisation pour la recuperation du zinc
AT371150B (de) * 1981-08-20 1983-06-10 Voest Alpine Ag Verfahren zum abbeizen des zinkes von verzinkten gegenstaenden und zum rueckgewinnen des abgebeizten zinkes und vorrichtung zur durchfuehrung des verfahrens
BE892897A (fr) * 1982-04-19 1982-10-19 Ct D Etude Et De Documentation Procede et appareil de recuperation des composants d'objets en acier galvanise.
CA1193996A (fr) * 1982-04-19 1985-09-24 Joseph A. Hissel Procede et appareil pour la recuperation du zinc de dechets zinciferes industriels
NL191184C (nl) * 1982-09-30 1995-03-01 Nl Onttinningsfab Werkwijze voor het onttinnen van afval van gelakt en vertind blik.

Also Published As

Publication number Publication date
FI914670A (fi) 1992-04-06
FI97242B (fi) 1996-07-31
CA2052849C (en) 1999-04-20
JPH055133A (ja) 1993-01-14
YU162691A (sh) 1994-04-05
ATE132541T1 (de) 1996-01-15
FI97242C (fi) 1996-11-11
BR9104318A (pt) 1992-05-26
FI914670A0 (fi) 1991-10-04
DE69116062D1 (de) 1996-02-15
ES2082082T3 (es) 1996-03-16
EP0479326B1 (en) 1996-01-03
AU8567391A (en) 1992-04-09
CA2052849A1 (en) 1992-04-06
NZ240131A (en) 1993-05-26
KR920008220A (ko) 1992-05-27
AU638870B2 (en) 1993-07-08
MX174553B (es) 1994-05-25
KR100219989B1 (ko) 1999-09-01
YU48061B (sh) 1996-10-18
ZA918003B (en) 1992-06-24
EP0479326A1 (en) 1992-04-08
US5106467A (en) 1992-04-21
DE69116062T2 (de) 1996-05-15

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