TW200925285A - 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
- TW200925285A TW200925285A TW97138811A TW97138811A TW200925285A TW 200925285 A TW200925285 A TW 200925285A TW 97138811 A TW97138811 A TW 97138811A TW 97138811 A TW97138811 A TW 97138811A TW 200925285 A TW200925285 A TW 200925285A
- Authority
- TW
- Taiwan
- Prior art keywords
- electric furnace
- electrode
- hole
- furnace
- dust particles
- Prior art date
Links
- 230000008018 melting Effects 0.000 title 1
- 238000002844 melting Methods 0.000 title 1
- 239000002184 metal Substances 0.000 title 1
- 239000000843 powder Substances 0.000 title 1
- 239000000428 dust Substances 0.000 claims abstract description 49
- 239000002245 particle Substances 0.000 claims description 38
- 239000011344 liquid material Substances 0.000 claims description 3
- 239000012768 molten material Substances 0.000 abstract description 2
- 239000008188 pellet Substances 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910002555 FeNi Inorganic materials 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200710048962 DE102007048962A1 (de) | 2007-10-12 | 2007-10-12 | Elektroofen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW200925285A true TW200925285A (en) | 2009-06-16 |
Family
ID=40210840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW97138811A TW200925285A (en) | 2007-10-12 | 2008-10-09 | Electric furnace with electrode bores for delivering and melting metal powder |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP2203572A1 (fr) |
| KR (1) | KR20100046054A (fr) |
| CN (1) | CN101861404A (fr) |
| AU (1) | AU2008314187B2 (fr) |
| DE (1) | DE102007048962A1 (fr) |
| RU (1) | RU2010119037A (fr) |
| TW (1) | TW200925285A (fr) |
| WO (1) | WO2009049777A1 (fr) |
| ZA (1) | ZA201001099B (fr) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1257308B (de) * | 1965-10-29 | 1967-12-28 | Sueddeutsche Kalkstickstoff | Lichtbogenschmelzofen mit Stoffzufuhr durch Hohlelektroden |
| DD119651A1 (fr) * | 1974-11-07 | 1976-05-05 | ||
| 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 |
| SE431994B (sv) * | 1978-01-24 | 1984-03-12 | Asea Ab | Forfaringssett for injicering av pulverformigt material i en metallurgisk smelta sasom stal |
| CH653201A5 (en) * | 1981-03-18 | 1985-12-13 | Bbc Brown Boveri & Cie | Hollow electrode for feeding arc furnaces |
| 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 |
| CA2030727C (fr) * | 1990-11-23 | 1993-07-20 | Michel G. Drouet | Four a arc rotatif pour le traitement des scories d'aluminium |
| 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 |
| DE10207202B9 (de) * | 2002-02-21 | 2006-05-04 | Code Gmbh Commercial Developments | Verfahren zur metallurgischen Verwertung von metallhaltigen Schlämmen und Stäuben |
-
2007
- 2007-10-12 DE DE200710048962 patent/DE102007048962A1/de not_active Withdrawn
-
2008
- 2008-10-02 KR KR20107005965A patent/KR20100046054A/ko not_active Ceased
- 2008-10-02 EP EP08840071A patent/EP2203572A1/fr not_active Withdrawn
- 2008-10-02 RU RU2010119037/02A patent/RU2010119037A/ru unknown
- 2008-10-02 WO PCT/EP2008/008369 patent/WO2009049777A1/fr not_active Ceased
- 2008-10-02 AU AU2008314187A patent/AU2008314187B2/en not_active Ceased
- 2008-10-02 CN CN200880111110A patent/CN101861404A/zh active Pending
- 2008-10-09 TW TW97138811A patent/TW200925285A/zh unknown
-
2010
- 2010-02-16 ZA ZA201001099A patent/ZA201001099B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2010119037A (ru) | 2011-11-20 |
| ZA201001099B (en) | 2010-10-27 |
| DE102007048962A1 (de) | 2009-04-16 |
| EP2203572A1 (fr) | 2010-07-07 |
| WO2009049777A1 (fr) | 2009-04-23 |
| AU2008314187B2 (en) | 2011-01-06 |
| CN101861404A (zh) | 2010-10-13 |
| AU2008314187A1 (en) | 2009-04-23 |
| KR20100046054A (ko) | 2010-05-04 |
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