BG45040A1 - - Google Patents
Info
- Publication number
- BG45040A1 BG45040A1 BG8673325A BG7332586A BG45040A1 BG 45040 A1 BG45040 A1 BG 45040A1 BG 8673325 A BG8673325 A BG 8673325A BG 7332586 A BG7332586 A BG 7332586A BG 45040 A1 BG45040 A1 BG 45040A1
- Authority
- BG
- Bulgaria
Links
Classifications
-
- 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
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/08—Heating by electric discharge, e.g. arc discharge
- F27D11/10—Disposition of electrodes
-
- 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
- H05B7/02—Details
- H05B7/06—Electrodes
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- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BG8673325A BG45040A1 (sv) | 1986-01-30 | 1986-01-30 | |
JP62019577A JPS62266384A (ja) | 1986-01-30 | 1987-01-29 | 製鋼用電弧炉 |
EP87101200A EP0231880A3 (en) | 1986-01-30 | 1987-01-29 | Direct-current arc furnace for steelmaking |
BR8700401A BR8700401A (pt) | 1986-01-30 | 1987-01-29 | Fornalha de arco cc para fabrico de aco |
US07/008,794 US4783790A (en) | 1986-01-30 | 1987-01-30 | Direct-current arc furnace for steelmaking |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BG8673325A BG45040A1 (sv) | 1986-01-30 | 1986-01-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BG45040A1 true BG45040A1 (sv) | 1989-03-15 |
Family
ID=3916668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BG8673325A BG45040A1 (sv) | 1986-01-30 | 1986-01-30 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4783790A (sv) |
EP (1) | EP0231880A3 (sv) |
JP (1) | JPS62266384A (sv) |
BG (1) | BG45040A1 (sv) |
BR (1) | BR8700401A (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2659821B1 (fr) * | 1990-03-19 | 1992-07-24 | Clecim Sa | Four electrique a courant continu. |
US5168818A (en) * | 1991-03-07 | 1992-12-08 | Joffrion Eric J | Liquid cooled boiler door |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 | ||
SE401686B (sv) * | 1974-05-21 | 1978-05-22 | Asea Ab | Likstromsljusbagsugn enligt patentet 7317535-8 |
SE382828B (sv) * | 1974-06-24 | 1976-02-16 | Asea Ab | Sett att framstella stal i likstromsljusbagsugn samt likstromsljusbagsugn for genomforande av settet |
US4149024A (en) * | 1974-07-23 | 1979-04-10 | Asea Aktiebolag | Arc furnace for reducing metal oxides and method for operating such a furnace |
GB1504443A (en) * | 1975-04-25 | 1978-03-22 | Dso Cherna Metalurgia | Method of steelmaking with direct current |
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1986
- 1986-01-30 BG BG8673325A patent/BG45040A1/xx unknown
-
1987
- 1987-01-29 JP JP62019577A patent/JPS62266384A/ja active Pending
- 1987-01-29 EP EP87101200A patent/EP0231880A3/en not_active Withdrawn
- 1987-01-29 BR BR8700401A patent/BR8700401A/pt unknown
- 1987-01-30 US US07/008,794 patent/US4783790A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0231880A2 (en) | 1987-08-12 |
EP0231880A3 (en) | 1989-04-26 |
JPS62266384A (ja) | 1987-11-19 |
US4783790A (en) | 1988-11-08 |
BR8700401A (pt) | 1987-12-15 |