EP0827365A3 - Verfahren zum Kühlung von Graphitelektroden für Metallschmelz- und Raffinierungsverfahren in einem Dichtbogenofen und Pfanne - Google Patents
Verfahren zum Kühlung von Graphitelektroden für Metallschmelz- und Raffinierungsverfahren in einem Dichtbogenofen und Pfanne Download PDFInfo
- Publication number
- EP0827365A3 EP0827365A3 EP97101716A EP97101716A EP0827365A3 EP 0827365 A3 EP0827365 A3 EP 0827365A3 EP 97101716 A EP97101716 A EP 97101716A EP 97101716 A EP97101716 A EP 97101716A EP 0827365 A3 EP0827365 A3 EP 0827365A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- ladle
- refining
- electric arc
- arc furnace
- graphite electrodes
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- H05B7/085—Electrodes non-consumable mainly consisting of carbon
-
- 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
- H05B7/12—Arrangements for cooling, sealing or protecting electrodes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Furnace Details (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Discharge Heating (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24926396A JPH1072616A (ja) | 1996-08-30 | 1996-08-30 | 溶融金属の取鍋精錬方法ならびにその精錬装置 |
JP249263/96 | 1996-08-30 | ||
JP8249262A JPH1072615A (ja) | 1996-08-30 | 1996-08-30 | 溶融金属の取鍋精錬方法ならびにその精錬装置 |
JP249262/96 | 1996-08-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0827365A2 EP0827365A2 (de) | 1998-03-04 |
EP0827365A3 true EP0827365A3 (de) | 1998-08-19 |
Family
ID=26539191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97101716A Withdrawn EP0827365A3 (de) | 1996-08-30 | 1997-02-04 | Verfahren zum Kühlung von Graphitelektroden für Metallschmelz- und Raffinierungsverfahren in einem Dichtbogenofen und Pfanne |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0827365A3 (de) |
TW (1) | TW330212B (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004220826A (ja) * | 2003-01-10 | 2004-08-05 | Tokai Carbon Co Ltd | 製鋼用黒鉛電極 |
FI123373B (fi) | 2008-06-06 | 2013-03-15 | Outotec Oyj | Tiivistyslaite |
KR20130001224U (ko) * | 2010-07-01 | 2013-02-25 | 그라프텍 인터내셔널 홀딩스 인코포레이티드 | 그래파이트 전극 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0309583A1 (de) * | 1987-03-17 | 1989-04-05 | Nippon Carbon Co., Ltd. | Schmelz- und raffinierungsverfahren von metallen sowie vorrichtung zur kühlung der verwendeten elektroden |
JPH02126094A (ja) * | 1988-11-04 | 1990-05-15 | Daido Steel Co Ltd | 直流アーク炉の炉底電極 |
JPH02263095A (ja) * | 1989-04-04 | 1990-10-25 | Nippon Steel Corp | 直流アーク炉の炉壁電極 |
JPH05114479A (ja) * | 1991-10-23 | 1993-05-07 | Aichi Steel Works Ltd | 製鋼用電気炉の電極冷却水噴出用リング |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4416014A (en) | 1982-08-03 | 1983-11-15 | Great Lakes Carbon Corporation | Composite electrode for arc furnace |
US4451926A (en) | 1982-08-03 | 1984-05-29 | Great Lakes Carbon Corporation | Composite electrode for arc furnace |
JPS5923357U (ja) | 1982-08-03 | 1984-02-14 | 新原 伸太郎 | 収納庫付き伸縮ベツト |
US4417344A (en) | 1982-08-03 | 1983-11-22 | Great Lakes Carbon Corporation | Composite electrode for arc furnace |
US4513425A (en) | 1983-07-15 | 1985-04-23 | Great Lakes Carbon Corporation | Composite electrode for arc furnace |
US4490824A (en) | 1983-07-15 | 1984-12-25 | Great Lakes Carbon Corporation | Composite electrode for arc furnace |
-
1997
- 1997-02-04 EP EP97101716A patent/EP0827365A3/de not_active Withdrawn
- 1997-02-05 TW TW086101396A patent/TW330212B/zh active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0309583A1 (de) * | 1987-03-17 | 1989-04-05 | Nippon Carbon Co., Ltd. | Schmelz- und raffinierungsverfahren von metallen sowie vorrichtung zur kühlung der verwendeten elektroden |
US4941149A (en) * | 1987-03-17 | 1990-07-10 | Nippon Carbon Co., Ltd. | Method of melting and/or refining metals and cooling device for the graphite electrode used for the same |
JPH02126094A (ja) * | 1988-11-04 | 1990-05-15 | Daido Steel Co Ltd | 直流アーク炉の炉底電極 |
JPH02263095A (ja) * | 1989-04-04 | 1990-10-25 | Nippon Steel Corp | 直流アーク炉の炉壁電極 |
JPH05114479A (ja) * | 1991-10-23 | 1993-05-07 | Aichi Steel Works Ltd | 製鋼用電気炉の電極冷却水噴出用リング |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 014, no. 357 (M - 1005) 2 August 1990 (1990-08-02) * |
PATENT ABSTRACTS OF JAPAN vol. 015, no. 013 (M - 1069) 11 January 1991 (1991-01-11) * |
PATENT ABSTRACTS OF JAPAN vol. 017, no. 473 (E - 1423) 27 August 1993 (1993-08-27) * |
Also Published As
Publication number | Publication date |
---|---|
TW330212B (en) | 1998-04-21 |
EP0827365A2 (de) | 1998-03-04 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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AK | Designated contracting states |
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AKX | Designation fees paid | ||
RBV | Designated contracting states (corrected) | ||
RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB IT |
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17Q | First examination report despatched |
Effective date: 20030404 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20040309 |