CN1826417B - 将细颗粒金属装入电弧炉的方法及使用该方法的电弧炉 - Google Patents
将细颗粒金属装入电弧炉的方法及使用该方法的电弧炉 Download PDFInfo
- Publication number
- CN1826417B CN1826417B CN200480021306XA CN200480021306A CN1826417B CN 1826417 B CN1826417 B CN 1826417B CN 200480021306X A CN200480021306X A CN 200480021306XA CN 200480021306 A CN200480021306 A CN 200480021306A CN 1826417 B CN1826417 B CN 1826417B
- Authority
- CN
- China
- Prior art keywords
- arc furnace
- electric arc
- bulk cargo
- mouthful
- furnace
- 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 51
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000002184 metal Substances 0.000 title claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 28
- 150000002739 metals Chemical class 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000000155 melt Substances 0.000 claims abstract description 6
- 230000005484 gravity Effects 0.000 claims abstract description 5
- 239000004020 conductor Substances 0.000 claims description 34
- 230000001681 protective effect Effects 0.000 claims description 18
- 229910000765 intermetallic Inorganic materials 0.000 claims description 13
- 238000012856 packing Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- 239000008187 granular material Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 21
- 239000013590 bulk material Substances 0.000 abstract 3
- 229910000831 Steel Inorganic materials 0.000 description 22
- 239000010959 steel Substances 0.000 description 22
- 229910052742 iron Inorganic materials 0.000 description 10
- 238000010079 rubber tapping Methods 0.000 description 7
- 239000002893 slag Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000010419 fine particle Substances 0.000 description 5
- 239000012159 carrier gas Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/527—Charging of the electric furnace
-
- 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
-
- 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
- C21C5/52—Manufacture of steel in electric furnaces
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Furnace Details (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10333764,42.4 | 2003-07-23 | ||
DE10333764A DE10333764B3 (de) | 2003-07-23 | 2003-07-23 | Verfahren zum Chargieren von feinkörnigen Metallen in einen Elektrolichtbogenofen |
DE10333764,4-24 | 2003-07-23 | ||
PCT/EP2004/007153 WO2005014868A1 (en) | 2003-07-23 | 2004-07-01 | Method of charging fine-grained metals into an electric-arc furnace |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1826417A CN1826417A (zh) | 2006-08-30 |
CN1826417B true CN1826417B (zh) | 2012-06-20 |
Family
ID=33483049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200480021306XA Expired - Fee Related CN1826417B (zh) | 2003-07-23 | 2004-07-01 | 将细颗粒金属装入电弧炉的方法及使用该方法的电弧炉 |
Country Status (15)
Country | Link |
---|---|
US (1) | US8391331B2 (zh) |
EP (1) | EP1660688B1 (zh) |
KR (1) | KR20060111902A (zh) |
CN (1) | CN1826417B (zh) |
AR (1) | AR045075A1 (zh) |
AT (1) | ATE350496T1 (zh) |
AU (1) | AU2004263608B2 (zh) |
BR (1) | BRPI0412256B1 (zh) |
CA (1) | CA2532927C (zh) |
DE (2) | DE10333764B3 (zh) |
EA (1) | EA008735B1 (zh) |
ES (1) | ES2279390T3 (zh) |
TW (1) | TW200508400A (zh) |
WO (1) | WO2005014868A1 (zh) |
ZA (1) | ZA200600897B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1993325B1 (en) * | 2007-04-09 | 2011-09-14 | GrafTech International Holdings Inc. | Graphite electrode of increased length |
DE102010045825A1 (de) * | 2010-09-20 | 2012-03-22 | Intracon Gmbh | Chargierschacht-System und Verfahren zum Befüllen |
US9013778B2 (en) | 2013-03-06 | 2015-04-21 | Sage Electrochromics, Inc. | Laser cuts to reduce electrical leakage |
US9152001B2 (en) | 2013-07-25 | 2015-10-06 | Sage Electrochromics, Inc. | Electrochromic devices having improved structure for reducing current leakage across lower transparent conductor layers |
US20150153622A1 (en) | 2013-12-03 | 2015-06-04 | Sage Electrochromics, Inc. | Methods for producing lower electrical isolation in electrochromic films |
JP2020508491A (ja) | 2017-02-27 | 2020-03-19 | セイジ・エレクトロクロミクス,インコーポレイテッド | 基板および透明導電層を含む電気デバイスおよびその形成プロセス |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3634592A (en) * | 1969-10-23 | 1972-01-11 | Huettenwerk Oberhausen Ag | System for charging electric-arc furnaces |
GB2115011A (en) * | 1982-02-17 | 1983-09-01 | British Steel Corp | Improvements in or relating to a process for melting and/or refining steel |
US4514218A (en) * | 1984-06-06 | 1985-04-30 | Daidotokushuko Kabushikikaisha | Reduced iron melting method using electric arc furnace |
FR2681937A3 (en) * | 1991-09-30 | 1993-04-02 | Irsid | Device for continuously loading metallic products in loose form into a metallurgical furnace and metallurgical furnace equipped with a loading device |
CN1376208A (zh) * | 1999-09-22 | 2002-10-23 | Sms迪马格股份公司 | 把散料加入冶金炉中的方法和装置 |
US6477195B2 (en) * | 2000-05-31 | 2002-11-05 | Voest-Alpine Industrieanlagenbau Gmbh & Co. | Process for melting sponge iron and electric-arc furnace for carrying out the process |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3258328A (en) * | 1962-08-23 | 1966-06-28 | Fuji Iron & Steel Co Ltd | Method and apparatus for treating steel |
DE1217415B (de) * | 1964-05-21 | 1966-05-26 | Gussstahlwerk Oberkassel Ag Vo | Verfahren zum Absaugen der Ofengase und zum Regeln des Ofendruckes eines Lichtbogenofens, insbesondere fuer die Stahlerzeugung und Vorrichtung zur Durchfuehrung des Verfahrens |
FR1536190A (fr) * | 1965-09-03 | 1968-08-27 | Metallgesellschaft Ag The Stee | Procédé de préparation d'acier au four électrique |
US3472650A (en) * | 1965-09-03 | 1969-10-14 | Canada Steel Co | Electric-arc steelmaking |
US3385494A (en) * | 1966-09-15 | 1968-05-28 | Strategic Material Corp | Scrap melting |
GB1193527A (en) * | 1968-10-04 | 1970-06-03 | Ch Metall Zd | Electric-Arc Furnace for Melting Synthetic Slag. |
US4262057A (en) | 1979-06-21 | 1981-04-14 | Detrex Chemical Industries, Inc. | Metal drawing compound composition and method of use |
AT400245B (de) * | 1993-12-10 | 1995-11-27 | Voest Alpine Ind Anlagen | Verfahren und anlage zum herstellen einer eisenschmelze |
DE19608532A1 (de) * | 1996-02-09 | 1997-08-14 | Eisenbau Essen Gmbh | Verfahren zum Kühlen einer oder mehrerer Elektroden in einem Lichtbogenofen |
DE19744151C5 (de) * | 1997-10-07 | 2004-08-26 | Outokumpu Oyj | Verfahren zum Schmelzen von feinkörnigem, direkt reduziertem Eisen in einem Elektrolichtbogenofen |
LU90327B1 (fr) * | 1998-12-16 | 2000-07-18 | Wurth Paul Sa | Proc-d- pour l'enfournement de fines dans un four - arc |
-
2003
- 2003-07-23 DE DE10333764A patent/DE10333764B3/de not_active Expired - Fee Related
-
2004
- 2004-07-01 CA CA2532927A patent/CA2532927C/en not_active Expired - Fee Related
- 2004-07-01 AT AT04740520T patent/ATE350496T1/de active
- 2004-07-01 ZA ZA200600897A patent/ZA200600897B/en unknown
- 2004-07-01 AU AU2004263608A patent/AU2004263608B2/en not_active Ceased
- 2004-07-01 CN CN200480021306XA patent/CN1826417B/zh not_active Expired - Fee Related
- 2004-07-01 DE DE602004004159T patent/DE602004004159T2/de not_active Expired - Lifetime
- 2004-07-01 ES ES04740520T patent/ES2279390T3/es not_active Expired - Lifetime
- 2004-07-01 KR KR1020067001568A patent/KR20060111902A/ko not_active Application Discontinuation
- 2004-07-01 EP EP04740520A patent/EP1660688B1/en not_active Expired - Lifetime
- 2004-07-01 WO PCT/EP2004/007153 patent/WO2005014868A1/en active IP Right Grant
- 2004-07-01 EA EA200600302A patent/EA008735B1/ru not_active IP Right Cessation
- 2004-07-01 US US10/566,033 patent/US8391331B2/en not_active Expired - Fee Related
- 2004-07-01 BR BRPI0412256-9A patent/BRPI0412256B1/pt not_active IP Right Cessation
- 2004-07-19 TW TW093121469A patent/TW200508400A/zh unknown
- 2004-07-22 AR ARP040102602A patent/AR045075A1/es not_active Application Discontinuation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3634592A (en) * | 1969-10-23 | 1972-01-11 | Huettenwerk Oberhausen Ag | System for charging electric-arc furnaces |
GB2115011A (en) * | 1982-02-17 | 1983-09-01 | British Steel Corp | Improvements in or relating to a process for melting and/or refining steel |
US4514218A (en) * | 1984-06-06 | 1985-04-30 | Daidotokushuko Kabushikikaisha | Reduced iron melting method using electric arc furnace |
FR2681937A3 (en) * | 1991-09-30 | 1993-04-02 | Irsid | Device for continuously loading metallic products in loose form into a metallurgical furnace and metallurgical furnace equipped with a loading device |
CN1376208A (zh) * | 1999-09-22 | 2002-10-23 | Sms迪马格股份公司 | 把散料加入冶金炉中的方法和装置 |
US6477195B2 (en) * | 2000-05-31 | 2002-11-05 | Voest-Alpine Industrieanlagenbau Gmbh & Co. | Process for melting sponge iron and electric-arc furnace for carrying out the process |
Also Published As
Publication number | Publication date |
---|---|
ATE350496T1 (de) | 2007-01-15 |
EA200600302A1 (ru) | 2006-06-30 |
AR045075A1 (es) | 2005-10-12 |
DE602004004159D1 (de) | 2007-02-15 |
KR20060111902A (ko) | 2006-10-30 |
US8391331B2 (en) | 2013-03-05 |
US20070082312A1 (en) | 2007-04-12 |
DE10333764B3 (de) | 2004-12-30 |
DE602004004159T2 (de) | 2007-10-11 |
ZA200600897B (en) | 2007-05-30 |
CN1826417A (zh) | 2006-08-30 |
CA2532927A1 (en) | 2005-02-17 |
TW200508400A (en) | 2005-03-01 |
AU2004263608A1 (en) | 2005-02-17 |
BRPI0412256B1 (pt) | 2015-06-09 |
EP1660688A1 (en) | 2006-05-31 |
WO2005014868A1 (en) | 2005-02-17 |
AU2004263608B2 (en) | 2009-07-23 |
BRPI0412256A (pt) | 2006-09-19 |
CA2532927C (en) | 2011-09-06 |
ES2279390T3 (es) | 2007-08-16 |
EP1660688B1 (en) | 2007-01-03 |
EA008735B1 (ru) | 2007-08-31 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: OUTOKUMPU TECHNOLOGY OYJ Free format text: FORMER NAME: OUTOKUMPU ENGINEERING OY |
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CP01 | Change in the name or title of a patent holder |
Address after: Espoo, Finland Patentee after: Outokumpu Technology Oyj Patentee after: SMS Demag AG Address before: Espoo, Finland Patentee before: Outokumpu Engineering Oy Patentee before: SMS Demag AG |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20190701 |