DE69916485D1 - Vorrichtung und verfahren zur entfernung von krätze mit erhöhter zinkausbeute aus einem zinkschmelze enthaltenden gefäss - Google Patents

Vorrichtung und verfahren zur entfernung von krätze mit erhöhter zinkausbeute aus einem zinkschmelze enthaltenden gefäss

Info

Publication number
DE69916485D1
DE69916485D1 DE69916485T DE69916485T DE69916485D1 DE 69916485 D1 DE69916485 D1 DE 69916485D1 DE 69916485 T DE69916485 T DE 69916485T DE 69916485 T DE69916485 T DE 69916485T DE 69916485 D1 DE69916485 D1 DE 69916485D1
Authority
DE
Germany
Prior art keywords
zinc
dross
exploitation
metal
vessel containing
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 - Lifetime
Application number
DE69916485T
Other languages
English (en)
Inventor
Ann J Hennessy
Herbert Lemper
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.)
INTERNAT ZINC CO
Original Assignee
INTERNAT ZINC CO
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 INTERNAT ZINC CO filed Critical INTERNAT ZINC CO
Application granted granted Critical
Publication of DE69916485D1 publication Critical patent/DE69916485D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • C22B7/04—Working-up slag
    • 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
    • C22B21/00—Obtaining aluminium
    • C22B21/0038—Obtaining aluminium by other processes
    • C22B21/0069—Obtaining aluminium by other processes from scrap, skimmings or any secondary source aluminium, e.g. recovery of alloy constituents
    • 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
    • C22B7/001—Dry processes
    • C22B7/004—Dry processes separating two or more metals by melting out (liquation), i.e. heating above the temperature of the lower melting metal component(s); by fractional crystallisation (controlled freezing)
    • 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
    • C22B7/005—Separation by a physical processing technique only, e.g. by mechanical breaking
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • 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
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/325—Processes or devices for cleaning the bath
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Coating With Molten Metal (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Processing Of Solid Wastes (AREA)
DE69916485T 1998-10-05 1999-10-05 Vorrichtung und verfahren zur entfernung von krätze mit erhöhter zinkausbeute aus einem zinkschmelze enthaltenden gefäss Expired - Lifetime DE69916485D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10308298P 1998-10-05 1998-10-05
PCT/US1999/023235 WO2000020651A1 (en) 1998-10-05 1999-10-05 Device and method for removing dross from a vessel of molten zinc with enhanced zinc yield

Publications (1)

Publication Number Publication Date
DE69916485D1 true DE69916485D1 (de) 2004-05-19

Family

ID=22293291

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69916485T Expired - Lifetime DE69916485D1 (de) 1998-10-05 1999-10-05 Vorrichtung und verfahren zur entfernung von krätze mit erhöhter zinkausbeute aus einem zinkschmelze enthaltenden gefäss

Country Status (8)

Country Link
US (1) US6235234B1 (de)
EP (1) EP1129227B1 (de)
JP (1) JP2002526659A (de)
AT (1) ATE264405T1 (de)
AU (1) AU6416599A (de)
CA (1) CA2346425A1 (de)
DE (1) DE69916485D1 (de)
WO (1) WO2000020651A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6464929B1 (en) * 2000-09-01 2002-10-15 Q. C. Designs, Inc. Dross processing system
US6555050B1 (en) 2000-09-07 2003-04-29 Q. C. Designs, Inc. Dross processing system
ITMI20041602A1 (it) * 2004-08-04 2004-11-04 Meccano System S R L Apparecchiatura di scorificazione automatica particolarmente per impianti di lavorazione di metalli non ferrosi
JP4295193B2 (ja) * 2004-10-18 2009-07-15 新日本製鐵株式会社 溶融亜鉛めっき浴浮遊ドロスからの亜鉛回収装置
LU91186B1 (en) * 2005-07-28 2007-01-29 Wurth Paul Sa Device and method for enhancing zinc yield from bottom dross
US20080318765A1 (en) * 2007-06-19 2008-12-25 Aradi Allen A Nanoalloys in emissions control after-treatment systems
IT1395468B1 (it) * 2009-02-09 2012-09-21 Siderprogetti Sa Llc Metodo per il rivestimento metallico di prodotti continui e struttura che attua tale metodo
KR20170125139A (ko) * 2010-01-25 2017-11-13 블루스코프 스틸 리미티드 금속-코팅된 강철 스트립
CN101787506B (zh) * 2010-03-11 2011-11-16 武汉钢铁(集团)公司 用于镀锌线锌锅内锌渣的清除装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3198505A (en) * 1962-12-20 1965-08-03 Metal Reclaiming Associates In Metal recovery apparatus
US3770132A (en) 1972-03-27 1973-11-06 Rex Chainbelt Inc Skimming mechanism for square tanks
US3843355A (en) 1972-04-04 1974-10-22 Dow Chemical Co Method for melting and purifying magnesium
US3941360A (en) 1974-12-16 1976-03-02 Chase Brass & Copper Co., Incorporated Mechanical skimmer
US4003559A (en) 1975-04-24 1977-01-18 Mitsui Mining & Smelting Co., Ltd. Apparatus for recovery of metallic zinc from dross
US4007119A (en) 1975-09-09 1977-02-08 Blackstone Corporation Methods and apparatus for skimming liquids
JPS5826418B2 (ja) 1976-03-26 1983-06-02 大洋製鋼株式会社 亜鉛メツキ設備におけるトツプドロスよりの亜鉛地金回収方法
US4057232A (en) 1976-10-29 1977-11-08 National Steel Corporation Press for separating molten metal from dross
US4165866A (en) 1978-03-31 1979-08-28 United States Steel Corporation Device for skimming floating material from a body of liquid
DE2842742C2 (de) 1978-09-30 1986-05-07 Walter Körner KG, Industrieofenbau, 5800 Hagen Fördervorrichtung für zu verzinkende Massenteile
US4269398A (en) 1979-02-22 1981-05-26 Armco Inc. Means for reclaiming galvanizing quality zinc alloy from continuous galvanizing line top dross
US4386958A (en) 1981-05-04 1983-06-07 Olin Corporation Process and flotation box for inclusion removal
CA1199180A (en) 1982-02-11 1986-01-14 Duncan Ritchie Method of removing dross from a lead refining pot
FI68540C (fi) 1982-09-07 1985-10-10 Outokumpu Oy Anordning foer avlaegsning av slagg fraon ytan av smaelt metall i en kokill
US4540163A (en) * 1984-11-29 1985-09-10 Aluminum Company Of America Press for recovering metal from dross
GB8811066D0 (en) * 1988-05-10 1988-06-15 Handling Consultants Ltd Device for skimming material from free surface of body of liquid
JP2830611B2 (ja) 1992-04-24 1998-12-02 日本鋼管株式会社 溶融金属めっき浴中のドロスの除去方法
JPH10317120A (ja) 1997-05-23 1998-12-02 Sumitomo Metal Ind Ltd 溶融亜鉛めっきにおけるトップドロス回収装置

Also Published As

Publication number Publication date
WO2000020651A1 (en) 2000-04-13
US6235234B1 (en) 2001-05-22
EP1129227A1 (de) 2001-09-05
AU6416599A (en) 2000-04-26
CA2346425A1 (en) 2000-04-13
ATE264405T1 (de) 2004-04-15
EP1129227B1 (de) 2004-04-14
JP2002526659A (ja) 2002-08-20

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Legal Events

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8332 No legal effect for de