WO2009049777A1 - Electric furnace with electrode bores for delivering and melting metal powder - Google Patents
Electric furnace with electrode bores for delivering and melting metal powder Download PDFInfo
- Publication number
- WO2009049777A1 WO2009049777A1 PCT/EP2008/008369 EP2008008369W WO2009049777A1 WO 2009049777 A1 WO2009049777 A1 WO 2009049777A1 EP 2008008369 W EP2008008369 W EP 2008008369W WO 2009049777 A1 WO2009049777 A1 WO 2009049777A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bore
- electric furnace
- electrode
- furnace according
- dad
- Prior art date
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
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
- C22B4/08—Apparatus
-
- 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
- C22B7/003—Dry processes only remelting, e.g. of chips, borings, turnings; apparatus used therefor
-
- 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
- C22B7/02—Working-up flue dust
-
- 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
- C22B9/16—Remelting metals
- C22B9/22—Remelting metals with heating by wave energy or particle radiation
- C22B9/226—Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/18—Charging particulate material using a fluid carrier
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/02—Details
- H05B7/06—Electrodes
- H05B7/08—Electrodes non-consumable
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/18—Heating by arc discharge
- H05B7/20—Direct heating by arc discharge, i.e. where at least one end of the arc directly acts on the material to be heated, including additional resistance heating by arc current flowing through the material to be heated
-
- 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
- C22B23/02—Obtaining nickel or cobalt by dry processes
- C22B23/023—Obtaining nickel or cobalt by dry processes with formation of ferro-nickel or ferro-cobalt
-
- 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
Definitions
- the solution of this object by the invention is characterized in that the means for introducing dusts into the receiving space of the furnace comprise an at least partially extending in the longitudinal direction of the electrode bore.
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)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2008314187A AU2008314187B2 (en) | 2007-10-12 | 2008-10-02 | Electric furnace with electrode bores for delivering and melting metal powder |
EP08840071A EP2203572A1 (en) | 2007-10-12 | 2008-10-02 | Electric furnace with electrode bores for delivering and melting metal powder |
CN200880111110A CN101861404A (en) | 2007-10-12 | 2008-10-02 | Has the electric furnace that is used to carry with the electrode hole of deposite metal powder |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200710048962 DE102007048962A1 (en) | 2007-10-12 | 2007-10-12 | electric oven |
DE102007048962.7 | 2007-10-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009049777A1 true WO2009049777A1 (en) | 2009-04-23 |
Family
ID=40210840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2008/008369 WO2009049777A1 (en) | 2007-10-12 | 2008-10-02 | Electric furnace with electrode bores for delivering and melting metal powder |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP2203572A1 (en) |
KR (1) | KR20100046054A (en) |
CN (1) | CN101861404A (en) |
AU (1) | AU2008314187B2 (en) |
DE (1) | DE102007048962A1 (en) |
RU (1) | RU2010119037A (en) |
TW (1) | TW200925285A (en) |
WO (1) | WO2009049777A1 (en) |
ZA (1) | ZA201001099B (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3370119A (en) * | 1965-10-29 | 1968-02-20 | Sueddeutsche Kalkstickstoff | Hollow electrode for arc furnaces |
DD119651A1 (en) * | 1974-11-07 | 1976-05-05 | ||
DE2900864A1 (en) * | 1978-01-24 | 1979-07-26 | Asea Ab | PROCESS FOR INJECTING POWDERED MATERIAL INTO A METALLURGICAL MELT |
CH653201A5 (en) * | 1981-03-18 | 1985-12-13 | Bbc Brown Boveri & Cie | Hollow electrode for feeding arc furnaces |
US5245627A (en) * | 1990-11-23 | 1993-09-14 | Hydro Quebec | Use of a radiating arc furnace for treating a dross containing a metal in order to recover this metal |
DE10207202A1 (en) * | 2002-02-21 | 2003-10-16 | Code Gmbh Commercial Developme | Metallurgically (chemically) converting metal oxide waste comprises introducing compressed air, optionally dried, or inert gases via lances, hollow electrodes, delivery chutes or conveying screws |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2607650A1 (en) | 1976-02-25 | 1977-09-01 | Sumitomo Heavy Industries | Crude pellets for reduction in rotary furnace - produced from dust contg. iron mixed with carbon source and bentonite |
US4758268A (en) | 1986-12-23 | 1988-07-19 | Zia Technology, Inc. | Method and apparatus for reclaiming metal values from electric arc furnace flue dust and sludge and rendering residual solids recyclable or non-hazardous |
AT394396B (en) | 1990-07-03 | 1992-03-25 | Voest Alpine Stahl Donawitz | METHOD FOR REUSING CABIN DUST AND DEVICE FOR CARRYING OUT THIS METHOD |
JP4159634B2 (en) | 1997-10-23 | 2008-10-01 | 株式会社神戸製鋼所 | Metallic iron manufacturing method and equipment |
DE10042112A1 (en) | 2000-08-28 | 2002-03-14 | Sms Demag Ag | Process for the treatment of dust containing valuable materials |
-
2007
- 2007-10-12 DE DE200710048962 patent/DE102007048962A1/en not_active Withdrawn
-
2008
- 2008-10-02 CN CN200880111110A patent/CN101861404A/en active Pending
- 2008-10-02 WO PCT/EP2008/008369 patent/WO2009049777A1/en active Application Filing
- 2008-10-02 KR KR20107005965A patent/KR20100046054A/en not_active Application Discontinuation
- 2008-10-02 AU AU2008314187A patent/AU2008314187B2/en not_active Ceased
- 2008-10-02 EP EP08840071A patent/EP2203572A1/en not_active Withdrawn
- 2008-10-02 RU RU2010119037/02A patent/RU2010119037A/en unknown
- 2008-10-09 TW TW97138811A patent/TW200925285A/en unknown
-
2010
- 2010-02-16 ZA ZA201001099A patent/ZA201001099B/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3370119A (en) * | 1965-10-29 | 1968-02-20 | Sueddeutsche Kalkstickstoff | Hollow electrode for arc furnaces |
DD119651A1 (en) * | 1974-11-07 | 1976-05-05 | ||
DE2900864A1 (en) * | 1978-01-24 | 1979-07-26 | Asea Ab | PROCESS FOR INJECTING POWDERED MATERIAL INTO A METALLURGICAL MELT |
CH653201A5 (en) * | 1981-03-18 | 1985-12-13 | Bbc Brown Boveri & Cie | Hollow electrode for feeding arc furnaces |
US5245627A (en) * | 1990-11-23 | 1993-09-14 | Hydro Quebec | Use of a radiating arc furnace for treating a dross containing a metal in order to recover this metal |
DE10207202A1 (en) * | 2002-02-21 | 2003-10-16 | Code Gmbh Commercial Developme | Metallurgically (chemically) converting metal oxide waste comprises introducing compressed air, optionally dried, or inert gases via lances, hollow electrodes, delivery chutes or conveying screws |
Non-Patent Citations (1)
Title |
---|
DATABASE WPI Week 198410, Derwent World Patents Index; AN 1984-060600, XP002513336 * |
Also Published As
Publication number | Publication date |
---|---|
EP2203572A1 (en) | 2010-07-07 |
AU2008314187A1 (en) | 2009-04-23 |
ZA201001099B (en) | 2010-10-27 |
DE102007048962A1 (en) | 2009-04-16 |
KR20100046054A (en) | 2010-05-04 |
CN101861404A (en) | 2010-10-13 |
AU2008314187B2 (en) | 2011-01-06 |
TW200925285A (en) | 2009-06-16 |
RU2010119037A (en) | 2011-11-20 |
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