SE7701913L - Anordning vid likstroms- ljusbagsugn - Google Patents
Anordning vid likstroms- ljusbagsugnInfo
- Publication number
- SE7701913L SE7701913L SE7701913A SE7701913A SE7701913L SE 7701913 L SE7701913 L SE 7701913L SE 7701913 A SE7701913 A SE 7701913A SE 7701913 A SE7701913 A SE 7701913A SE 7701913 L SE7701913 L SE 7701913L
- Authority
- SE
- Sweden
- Prior art keywords
- furnace
- melt
- good electrical
- electrode
- light back
- Prior art date
Links
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
- C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
-
- 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
- H05B7/005—Electrical diagrams
-
- 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)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Furnace Details (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Discharge Heating (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7701913A SE404478B (sv) | 1977-02-22 | 1977-02-22 | Anordning vid likstroms-ljusbagsugn |
DE19782806269 DE2806269A1 (de) | 1977-02-22 | 1978-02-15 | Ueberwachungsanordnung an gleichstrom-lichtbogenoefen |
FR7804246A FR2381435A1 (fr) | 1977-02-22 | 1978-02-15 | Four a arc a courant continu |
JP53018400A JPS6041838B2 (ja) | 1977-02-22 | 1978-02-20 | 直流アーク炉内部の装置 |
GB6790/78A GB1594037A (en) | 1977-02-22 | 1978-02-21 | Direct current arc furnace |
US05/880,149 US4161618A (en) | 1977-02-22 | 1978-02-22 | DC arc furnace operation indicating system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7701913A SE404478B (sv) | 1977-02-22 | 1977-02-22 | Anordning vid likstroms-ljusbagsugn |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7701913L true SE7701913L (sv) | 1978-08-22 |
SE404478B SE404478B (sv) | 1978-10-02 |
Family
ID=20330518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7701913A SE404478B (sv) | 1977-02-22 | 1977-02-22 | Anordning vid likstroms-ljusbagsugn |
Country Status (6)
Country | Link |
---|---|
US (1) | US4161618A (sv) |
JP (1) | JPS6041838B2 (sv) |
DE (1) | DE2806269A1 (sv) |
FR (1) | FR2381435A1 (sv) |
GB (1) | GB1594037A (sv) |
SE (1) | SE404478B (sv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2527756B1 (fr) * | 1982-06-01 | 1987-05-22 | Siderurgie Fse Inst Rech | Procede de fusion metallurgique et four a arc pour sa mise en oeuvre |
FR2545593B1 (fr) * | 1983-05-03 | 1988-04-15 | Siderurgie Fse Inst Rech | Procede de fusion metallurgique et four a arc a courant continu pour sa mise en oeuvre |
SE452839B (sv) * | 1983-08-12 | 1987-12-14 | Asea Ab | Likstroms-ljusbagsugn |
DE3406760A1 (de) * | 1984-02-24 | 1985-09-05 | C. Conradty Nürnberg GmbH & Co KG, 8505 Röthenbach | Verfahren und vorrichtung zum schmelzen und erhitzen von werkstoffen |
DE102014213744A1 (de) * | 2014-07-15 | 2016-01-21 | Primetals Technologies Germany Gmbh | Elektrischer Lichtbogenofen mit einer Sicherheitsvorrichtung und Verfahren zur Sicherung von Peripheriegeräten an elektrischen Lichtbogenöfen |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1992784A (en) * | 1933-01-12 | 1935-02-26 | Gen Electric | Electric furnace system |
US3538378A (en) * | 1967-06-13 | 1970-11-03 | Westinghouse Electric Corp | Electrical circuit apparatus for detecting when the current which normally produces an arc between electrodes takes a different path |
SE376634C (sv) * | 1972-05-02 | 1985-10-28 | Nipkti Cherna Metalurgia | Sett att framstella stal medelst likstrom och ugn for genomforande av settet |
BG17932A1 (sv) * | 1972-08-29 | 1974-03-05 | ||
US3868473A (en) * | 1973-12-20 | 1975-02-25 | Teledyne Wah Chang | Method and apparatus for monitoring the electrode support of an arc furnace |
-
1977
- 1977-02-22 SE SE7701913A patent/SE404478B/sv not_active IP Right Cessation
-
1978
- 1978-02-15 DE DE19782806269 patent/DE2806269A1/de active Granted
- 1978-02-15 FR FR7804246A patent/FR2381435A1/fr active Granted
- 1978-02-20 JP JP53018400A patent/JPS6041838B2/ja not_active Expired
- 1978-02-21 GB GB6790/78A patent/GB1594037A/en not_active Expired
- 1978-02-22 US US05/880,149 patent/US4161618A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4161618A (en) | 1979-07-17 |
FR2381435B1 (sv) | 1984-04-13 |
SE404478B (sv) | 1978-10-02 |
FR2381435A1 (fr) | 1978-09-15 |
JPS53105738A (en) | 1978-09-14 |
DE2806269A1 (de) | 1978-08-24 |
GB1594037A (en) | 1981-07-30 |
JPS6041838B2 (ja) | 1985-09-19 |
DE2806269C2 (sv) | 1987-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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