DD107721A5 - - Google Patents
Info
- Publication number
- DD107721A5 DD107721A5 DD173104A DD17310473A DD107721A5 DD 107721 A5 DD107721 A5 DD 107721A5 DD 173104 A DD173104 A DD 173104A DD 17310473 A DD17310473 A DD 17310473A DD 107721 A5 DD107721 A5 DD 107721A5
- Authority
- DD
- German Democratic Republic
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
-
- 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)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (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)
- Discharge Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG20391A BG17932A1 (US07321065-20080122-C00020.png) | 1972-08-29 | 1972-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD107721A5 true DD107721A5 (US07321065-20080122-C00020.png) | 1974-08-12 |
Family
ID=3898538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD173104A DD107721A5 (US07321065-20080122-C00020.png) | 1972-08-29 | 1973-08-27 |
Country Status (13)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE378735B (US07321065-20080122-C00020.png) * | 1972-11-17 | 1975-09-08 | Asea Ab | |
| DE2554241A1 (de) * | 1974-12-12 | 1976-06-16 | Asea Ab | Gleichstromlichtbogenofen |
| GB1504443A (en) * | 1975-04-25 | 1978-03-22 | Dso Cherna Metalurgia | Method of steelmaking with direct current |
| SE404478B (sv) * | 1977-02-22 | 1978-10-02 | Asea Ab | Anordning vid likstroms-ljusbagsugn |
| NO139796C (no) * | 1977-09-26 | 1979-05-09 | Elkem Spigerverket As | Likestroemsovn. |
| SE437206B (sv) * | 1981-02-26 | 1985-02-11 | Asea Ab | Likstroms-ljusbagsugn |
| FR2548508B1 (fr) * | 1982-06-01 | 1989-06-02 | Siderurgie Fse Inst Rech | Four metallurgique a arc a courant continu |
| 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 |
| DE3419681A1 (de) * | 1984-05-24 | 1985-11-28 | Mannesmann AG, 4000 Düsseldorf | Gleichstrom-lichtbogen-heizvorrichtung |
| DE3543278C1 (de) * | 1985-12-05 | 1987-07-02 | Mannesmann Ag | Ofengefaess eines Gleichstrom-Lichtbogenofens mit Bodenelektroden sowie zugehoerige Bodenelektrode |
| BG45040A1 (US07321065-20080122-C00020.png) * | 1986-01-30 | 1989-03-15 | Lchev Aleksand R Jj V | |
| WO1987007468A1 (en) * | 1986-05-29 | 1987-12-03 | Vsesojuzny Nauchno-Issledovatelsky, Proektno-Konst | Induction plasma furnace |
| US4694464A (en) * | 1986-07-30 | 1987-09-15 | Plasma Energy Corporation | Plasma arc heating apparatus and method |
| JP2549368B2 (ja) * | 1986-12-01 | 1996-10-30 | 石川島播磨重工業株式会社 | 直流ア−ク炉 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE271842C (US07321065-20080122-C00020.png) * | ||||
| GB118357A (en) * | 1917-09-27 | 1918-08-29 | Harold Wade | Improvements in or relating to Electric Furnaces. |
| DE909611C (de) * | 1942-07-17 | 1954-04-22 | Pechiney Prod Chimiques Sa | Elektroden-Lichtbogenofen |
-
1972
- 1972-08-29 BG BG20391A patent/BG17932A1/xx unknown
-
1973
- 1973-08-08 CA CA178,320A patent/CA990080A/fr not_active Expired
- 1973-08-09 IN IN1847/CAL/73A patent/IN139944B/en unknown
- 1973-08-10 DE DE2340674A patent/DE2340674C2/de not_active Expired
- 1973-08-16 GB GB3886173A patent/GB1439647A/en not_active Expired
- 1973-08-21 FR FR7330345A patent/FR2197988B1/fr not_active Expired
- 1973-08-23 ES ES418132A patent/ES418132A1/es not_active Expired
- 1973-08-27 DD DD173104A patent/DD107721A5/xx unknown
- 1973-08-27 CS CS7300005974A patent/CS185803B1/cs unknown
- 1973-08-27 IT IT52182/73A patent/IT996124B/it active
- 1973-08-28 SU SU1952680A patent/SU557109A1/ru active
- 1973-08-28 PL PL1973164893A patent/PL86237B1/pl unknown
- 1973-08-29 JP JP9624973A patent/JPS537121B2/ja not_active Expired
- 1973-12-13 SU SU731978485A patent/SU647512A1/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| CS185803B1 (en) | 1978-10-31 |
| IT996124B (it) | 1975-12-10 |
| SU557109A1 (ru) | 1977-05-05 |
| BG17932A1 (US07321065-20080122-C00020.png) | 1974-03-05 |
| CA990080A (fr) | 1976-06-01 |
| PL86237B1 (US07321065-20080122-C00020.png) | 1976-05-31 |
| JPS537121B2 (US07321065-20080122-C00020.png) | 1978-03-15 |
| DE2340674A1 (de) | 1974-03-07 |
| GB1439647A (en) | 1976-06-16 |
| IN139944B (US07321065-20080122-C00020.png) | 1976-08-21 |
| ES418132A1 (es) | 1976-06-16 |
| SU647512A1 (ru) | 1979-02-15 |
| JPS4959017A (US07321065-20080122-C00020.png) | 1974-06-07 |
| DE2340674C2 (de) | 1981-11-12 |
| FR2197988B1 (US07321065-20080122-C00020.png) | 1976-06-18 |
| FR2197988A1 (US07321065-20080122-C00020.png) | 1974-03-29 |
