WO2009049777A1 - Elektroofen mit elektrodenbohrungen zum fördern und aufschmelzen von metallpulver - Google Patents

Elektroofen mit elektrodenbohrungen zum fördern und aufschmelzen von metallpulver Download PDF

Info

Publication number: WO2009049777A1
Authority: WO; WIPO (PCT)
Prior art keywords: bore; electric furnace; electrode; furnace according; dad
Prior art date: 2007-10-12
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.): Ceased

Application number

PCT/EP2008/008369

Other languages

German (de)

English (en)

French (fr)

Inventor

Rolf Degel

Karl-Heinz Kummer

Detlef Strieder

Jürgen Kunze

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.)

SMS Siemag AG

Original Assignee

SMS Siemag AG

SMS Demag AG

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.)

2007-10-12

Filing date

2008-10-02

Publication date

2009-04-23

2008-10-02 Application filed by SMS Siemag AG, SMS Demag AG filed Critical SMS Siemag AG

2008-10-02 Priority to EP08840071A priority Critical patent/EP2203572A1/de

2008-10-02 Priority to CN200880111110A priority patent/CN101861404A/zh

2008-10-02 Priority to AU2008314187A priority patent/AU2008314187B2/en

2009-04-23 Publication of WO2009049777A1 publication Critical patent/WO2009049777A1/de

2010-04-12 Anticipated expiration legal-status Critical

Status Ceased legal-status Critical Current

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; Electric arc furnaces ; Tank furnaces
- F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; 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)
Metallurgy (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Manufacturing & Machinery (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Plasma & Fusion (AREA)
Physics & Mathematics (AREA)
Environmental & Geological Engineering (AREA)
General Engineering & Computer Science (AREA)
Geochemistry & Mineralogy (AREA)
Vertical, Hearth, Or Arc Furnaces (AREA)
Manufacture And Refinement Of Metals (AREA)

PCT/EP2008/008369 2007-10-12 2008-10-02 Elektroofen mit elektrodenbohrungen zum fördern und aufschmelzen von metallpulver Ceased WO2009049777A1 (de)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
EP08840071A EP2203572A1 (de)	2007-10-12	2008-10-02	Elektroofen mit elektrodenbohrungen zum fördern und aufschmelzen von metallpulver
CN200880111110A CN101861404A (zh)	2007-10-12	2008-10-02	具有用于输送和熔化金属粉末的电极孔的电炉
AU2008314187A AU2008314187B2 (en)	2007-10-12	2008-10-02	Electric furnace with electrode bores for delivering and melting metal powder

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE200710048962 DE102007048962A1 (de)	2007-10-12	2007-10-12	Elektroofen
DE102007048962.7		2007-10-12

Publications (1)

Publication Number	Publication Date
WO2009049777A1 true WO2009049777A1 (de)	2009-04-23

Family

ID=40210840

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PCT/EP2008/008369 Ceased WO2009049777A1 (de)	2007-10-12	2008-10-02	Elektroofen mit elektrodenbohrungen zum fördern und aufschmelzen von metallpulver

Country Status (9)

Country	Link
EP (1)	EP2203572A1 (xx)
KR (1)	KR20100046054A (xx)
CN (1)	CN101861404A (xx)
AU (1)	AU2008314187B2 (xx)
DE (1)	DE102007048962A1 (xx)
RU (1)	RU2010119037A (xx)
TW (1)	TW200925285A (xx)
WO (1)	WO2009049777A1 (xx)
ZA (1)	ZA201001099B (xx)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3370119A (en) *	1965-10-29	1968-02-20	Sueddeutsche Kalkstickstoff	Hollow electrode for arc furnaces
DD119651A1 (xx) *	1974-11-07	1976-05-05
DE2900864A1 (de) *	1978-01-24	1979-07-26	Asea Ab	Verfahren zum einspritzen von pulverfoermigem material in eine metallurgische schmelze
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 (de) *	2002-02-21	2003-10-16	Code Gmbh Commercial Developme	Verfahren zur metallurgischen Verwertung von metallhaltigen Schlämmen und Stauben

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2607650A1 (de)	1976-02-25	1977-09-01	Sumitomo Heavy Industries	Verfahren zur herstellung von rohpellets fuer die chemische reduktion in einem drehrohrofen aus einem eisen enthaltenden staub
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 (de)	1990-07-03	1992-03-25	Voest Alpine Stahl Donawitz	Verfahren zur wiederverwendung von huettenstaeuben sowie vorrichtung zur durchfuehrung dieses verfahrens
JP4159634B2 (ja)	1997-10-23	2008-10-01	株式会社神戸製鋼所	金属鉄の製法および装置
DE10042112A1 (de)	2000-08-28	2002-03-14	Sms Demag Ag	Verfahren zur Behandlung wertstoffhaltigen Staubes

2007
- 2007-10-12 DE DE200710048962 patent/DE102007048962A1/de not_active Withdrawn
2008
- 2008-10-02 AU AU2008314187A patent/AU2008314187B2/en not_active Ceased
- 2008-10-02 RU RU2010119037/02A patent/RU2010119037A/ru unknown
- 2008-10-02 CN CN200880111110A patent/CN101861404A/zh active Pending
- 2008-10-02 KR KR20107005965A patent/KR20100046054A/ko not_active Ceased
- 2008-10-02 EP EP08840071A patent/EP2203572A1/de not_active Withdrawn
- 2008-10-02 WO PCT/EP2008/008369 patent/WO2009049777A1/de not_active Ceased
- 2008-10-09 TW TW97138811A patent/TW200925285A/zh unknown
2010
- 2010-02-16 ZA ZA201001099A patent/ZA201001099B/xx unknown

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3370119A (en) *	1965-10-29	1968-02-20	Sueddeutsche Kalkstickstoff	Hollow electrode for arc furnaces
DD119651A1 (xx) *	1974-11-07	1976-05-05
DE2900864A1 (de) *	1978-01-24	1979-07-26	Asea Ab	Verfahren zum einspritzen von pulverfoermigem material in eine metallurgische schmelze
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 (de) *	2002-02-21	2003-10-16	Code Gmbh Commercial Developme	Verfahren zur metallurgischen Verwertung von metallhaltigen Schlämmen und Stauben

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 198410, Derwent World Patents Index; AN 1984-060600, XP002513336 *

Also Published As

Publication number	Publication date
AU2008314187A1 (en)	2009-04-23
KR20100046054A (ko)	2010-05-04
CN101861404A (zh)	2010-10-13
TW200925285A (en)	2009-06-16
EP2203572A1 (de)	2010-07-07
RU2010119037A (ru)	2011-11-20
AU2008314187B2 (en)	2011-01-06
ZA201001099B (en)	2010-10-27
DE102007048962A1 (de)	2009-04-16

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