CA2290815C - Loading system for electric arc furnaces - Google Patents
Loading system for electric arc furnaces Download PDFInfo
- Publication number
- CA2290815C CA2290815C CA002290815A CA2290815A CA2290815C CA 2290815 C CA2290815 C CA 2290815C CA 002290815 A CA002290815 A CA 002290815A CA 2290815 A CA2290815 A CA 2290815A CA 2290815 C CA2290815 C CA 2290815C
- Authority
- CA
- Canada
- Prior art keywords
- loading
- station
- furnace
- heating
- container
- 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 - Fee Related
Links
- 238000010891 electric arc Methods 0.000 title claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 61
- 238000002485 combustion reaction Methods 0.000 claims abstract description 28
- 239000003517 fume Substances 0.000 claims description 58
- 239000000463 material Substances 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/56—Manufacture of steel by other methods
- C21C5/562—Manufacture of steel by other methods starting from scrap
- C21C5/565—Preheating of scrap
-
- 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
- F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
- F27D13/002—Preheating scrap
-
- 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
- F27D3/0025—Charging or loading melting furnaces with material in the solid state
- F27D3/0027—Charging vertically with corbs
- F27D3/0028—Corbs
-
- 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)
- General Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
- Furnace Charging Or Discharging (AREA)
- Discharge Heating (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT97UD000098 IT1295559B1 (it) | 1997-05-23 | 1997-05-23 | Sistema di caricamento per forni elettrici ad arco |
| ITUD97A000098 | 1997-05-23 | ||
| PCT/IB1998/000685 WO1998053106A1 (en) | 1997-05-23 | 1998-05-08 | Loading system for electric arc furnaces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2290815A1 CA2290815A1 (en) | 1998-11-26 |
| CA2290815C true CA2290815C (en) | 2008-01-22 |
Family
ID=11422399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002290815A Expired - Fee Related CA2290815C (en) | 1997-05-23 | 1998-05-08 | Loading system for electric arc furnaces |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US6201826B1 (en:Method) |
| EP (1) | EP0991784B1 (en:Method) |
| JP (1) | JP2001525917A (en:Method) |
| KR (1) | KR20010012871A (en:Method) |
| AR (1) | AR015695A1 (en:Method) |
| AT (1) | ATE223501T1 (en:Method) |
| AU (1) | AU736162B2 (en:Method) |
| BR (1) | BR9809680A (en:Method) |
| CA (1) | CA2290815C (en:Method) |
| DE (1) | DE69807696T2 (en:Method) |
| ES (1) | ES2181202T3 (en:Method) |
| ID (1) | ID22925A (en:Method) |
| IT (1) | IT1295559B1 (en:Method) |
| TW (1) | TW369565B (en:Method) |
| WO (1) | WO1998053106A1 (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19807616A1 (de) * | 1998-02-13 | 1999-08-26 | Mannesmann Ag | Beschickungseinrichtung für Niederschachtöfen |
| ATE353980T1 (de) * | 2000-02-17 | 2007-03-15 | John A Vallomy | Verfahren für die reduktionsbehandlung flüssiger schlacke und filterstaubes eines elektrischen lichtbogenofens |
| DE102005007655A1 (de) * | 2005-02-19 | 2006-08-24 | Sms Demag Ag | Ofenanlage und Verfahren zum Einschmelzen von metallischen oder metallhaltigen Einsatzstoffen |
| BRPI1006747A2 (pt) | 2009-04-02 | 2016-02-23 | Hatch Ltd | sistema de coleta de pó para recipiente de tranferencia de calcinados |
| CN101545724B (zh) * | 2009-04-22 | 2011-10-12 | 陈存运 | 电弧炉废钢预热系统 |
| WO2011071418A1 (ru) * | 2009-12-09 | 2011-06-16 | Kudriashov Vladimir Vasilievich | Электросталеплавильный цех |
| DE102010041209A1 (de) * | 2010-09-22 | 2012-03-22 | Siemens Aktiengesellschaft | Vorwärmvorrichtung für Stahlschrott und damit ausgestattetes metallurgisches Schmelzgefäß |
| CN108034790B (zh) * | 2018-01-18 | 2023-02-28 | 南京净环热冶金工程有限公司 | 一种原料分离式预热和加料的装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2435684A1 (fr) * | 1978-09-05 | 1980-04-04 | Creusot Loire | Dispositif de chargement de four d'acierie |
| DE3038876C2 (de) * | 1980-10-15 | 1985-02-21 | Benteler-Werke AG, 4790 Paderborn | Pfannendrehturm |
| DE3044258A1 (de) * | 1980-11-25 | 1982-09-02 | Mannesmann AG, 4000 Düsseldorf | Einrichtung fuer das fuellen und uebergeben einer giesspfanne von einem schmelzofen, insbesondere von einem elektroschmelzofen, an einen giessstand |
| DE3102499A1 (de) * | 1981-01-27 | 1982-08-05 | Mannesmann AG, 4000 Düsseldorf | "stahlschmelzanlage" |
| AT389342B (de) * | 1987-04-09 | 1989-11-27 | Voest Alpine Ag | Ofenhalle mit einer einhausung fuer ein metallurgisches gefaess |
| DE69109274T2 (de) * | 1990-12-06 | 1995-10-19 | Clecim Sa | Vorrichtung zur herstellung von schmelzflüssigem metall im elektroofen. |
| FR2705364B1 (fr) * | 1993-05-13 | 1995-08-11 | Clecim Sa | Procédé de préchauffage et de fusion de ferraille dans un four électrique et installation de production de métal liquide mettant en Óoeuvre le procédé. |
| US5581574A (en) * | 1993-11-05 | 1996-12-03 | Technology Holdings, Inc. | Method and apparatus for conditioning and using furnace off-gases in a scrap preheating apparatus |
| US5416792A (en) * | 1993-11-05 | 1995-05-16 | Richard H. Logan | Preheat system |
| JP3419950B2 (ja) | 1995-04-14 | 2003-06-23 | 新日本製鐵株式会社 | アーク炉の予熱装置 |
| US6038246A (en) * | 1997-02-26 | 2000-03-14 | Nkk Steel Engineering, Inc. | Method and apparatus for operating a furnace |
-
1997
- 1997-05-23 IT IT97UD000098 patent/IT1295559B1/it active IP Right Grant
-
1998
- 1998-05-08 KR KR1019997010837A patent/KR20010012871A/ko not_active Withdrawn
- 1998-05-08 AU AU70707/98A patent/AU736162B2/en not_active Ceased
- 1998-05-08 EP EP98917483A patent/EP0991784B1/en not_active Expired - Lifetime
- 1998-05-08 US US09/424,489 patent/US6201826B1/en not_active Expired - Fee Related
- 1998-05-08 CA CA002290815A patent/CA2290815C/en not_active Expired - Fee Related
- 1998-05-08 ID ID991430A patent/ID22925A/id unknown
- 1998-05-08 JP JP55016598A patent/JP2001525917A/ja active Pending
- 1998-05-08 BR BR9809680A patent/BR9809680A/pt not_active IP Right Cessation
- 1998-05-08 WO PCT/IB1998/000685 patent/WO1998053106A1/en not_active Application Discontinuation
- 1998-05-08 AT AT98917483T patent/ATE223501T1/de not_active IP Right Cessation
- 1998-05-08 ES ES98917483T patent/ES2181202T3/es not_active Expired - Lifetime
- 1998-05-08 DE DE69807696T patent/DE69807696T2/de not_active Expired - Fee Related
- 1998-05-14 TW TW087107454A patent/TW369565B/zh active
- 1998-05-21 AR ARP980102358 patent/AR015695A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001525917A (ja) | 2001-12-11 |
| ES2181202T3 (es) | 2003-02-16 |
| AR015695A1 (es) | 2001-05-16 |
| ATE223501T1 (de) | 2002-09-15 |
| KR20010012871A (ko) | 2001-02-26 |
| EP0991784A1 (en) | 2000-04-12 |
| ITUD970098A0 (en:Method) | 1997-05-23 |
| ITUD970098A1 (it) | 1998-11-23 |
| WO1998053106A1 (en) | 1998-11-26 |
| DE69807696D1 (de) | 2002-10-10 |
| DE69807696T2 (de) | 2003-01-02 |
| AU736162B2 (en) | 2001-07-26 |
| US6201826B1 (en) | 2001-03-13 |
| IT1295559B1 (it) | 1999-05-13 |
| ID22925A (id) | 1999-12-16 |
| CA2290815A1 (en) | 1998-11-26 |
| AU7070798A (en) | 1998-12-11 |
| BR9809680A (pt) | 2000-07-11 |
| EP0991784B1 (en) | 2002-09-04 |
| TW369565B (en) | 1999-09-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |