FI20010899A - Tasavirtavalokaariuunin toiminta - Google Patents
Tasavirtavalokaariuunin toiminta Download PDFInfo
- Publication number
- FI20010899A FI20010899A FI20010899A FI20010899A FI20010899A FI 20010899 A FI20010899 A FI 20010899A FI 20010899 A FI20010899 A FI 20010899A FI 20010899 A FI20010899 A FI 20010899A FI 20010899 A FI20010899 A FI 20010899A
- Authority
- FI
- Finland
- Prior art keywords
- arc furnace
- furnace
- arc
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Discharge Heating (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA989803 | 1998-10-28 | ||
| PCT/ZA1999/000111 WO2000025553A1 (en) | 1998-10-28 | 1999-10-28 | Dc arc furnace operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI20010899A true FI20010899A (fi) | 2001-04-30 |
Family
ID=25587360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI20010899A FI20010899A (fi) | 1998-10-28 | 2001-04-30 | Tasavirtavalokaariuunin toiminta |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6192065B1 (fi) |
| AU (1) | AU757828B2 (fi) |
| BR (1) | BR9914576A (fi) |
| CA (1) | CA2346139A1 (fi) |
| FI (1) | FI20010899A (fi) |
| NO (1) | NO20011627D0 (fi) |
| WO (1) | WO2000025553A1 (fi) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101358609A (zh) * | 2007-08-03 | 2009-02-04 | 富准精密工业(深圳)有限公司 | 风扇转子 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3385920A (en) | 1965-10-01 | 1968-05-28 | Allegheny Ludlum Steel | Control system for consumable electrode furnace |
| US3929456A (en) | 1972-05-05 | 1975-12-30 | Reynolds Metals Co | Carbothermic production of aluminum |
| US3937869A (en) | 1974-10-08 | 1976-02-10 | Republic Steel Corporation | Force sensing control apparatus and method for electric arc furnaces |
| US4063028A (en) | 1976-06-14 | 1977-12-13 | Longenecker Levi S | Suspended roof for electric arc furnace |
| US4273949A (en) | 1979-04-17 | 1981-06-16 | Fried. Krupp Huttenwerke Aktiengesellschaft | Arc furnace roof |
| SE452542B (sv) * | 1983-04-21 | 1987-11-30 | Asea Ab | Likstroms-ljusbagsugn |
| US4677643A (en) | 1984-03-09 | 1987-06-30 | Licentia Patent-Verwaltungs-Gmbh | Device for feeding one or a plurality of electrodes in an electrothermal furnace |
| US4881239A (en) | 1987-07-14 | 1989-11-14 | Leybold Aktiengesellschaft | Fault detection during remelt of electrodes into blocks |
| IT1236363B (it) * | 1989-11-30 | 1993-02-25 | Danieli Off Mecc | Forno elettrico ad arco diretto a corrente controllata e procedimento di alimentazione a corrente controllata di un forno ad arco diretto |
| US5009703A (en) | 1990-08-13 | 1991-04-23 | Dow Corning Corporation | Silicon smelting process in direct current furnace |
| GB9018441D0 (en) | 1990-08-22 | 1990-10-03 | Tetronics Res & Dev Co Ltd | Treatment of oxide containing dusts |
| AU647576B2 (en) * | 1991-02-08 | 1994-03-24 | Asea Brown Boveri Limited | Process for electrode control of a DC arc furnace, and an electrode control device |
| DE4309640A1 (de) * | 1993-03-25 | 1994-09-29 | Abb Management Ag | Gleichstrom-Lichtbogenofenanlage |
| FR2704710B1 (fr) * | 1993-04-30 | 1995-06-23 | Cegelec Metals Systems | Dispositif convertisseur de puissance perfectionné pour l'alimentation en courant continu d'un four électrique à arc. |
| DE4343899A1 (de) * | 1993-12-22 | 1995-06-29 | Abb Management Ag | Regelungsverfahren für einen Gleichstromlichtbogenofen |
| DE4344854A1 (de) * | 1993-12-29 | 1995-07-06 | Abb Management Ag | Verfahren zur Elektrodenregelung eines Gleichstrom-Lichtbogenofens und Elektrodenregeleinrichtung |
| DE4436353C2 (de) * | 1994-10-12 | 1997-02-06 | Abb Management Ag | Verfahren zur Stabilisierung eines Wechselstromnetzes gegen Blindlastschwankungen und Blindleistungskompensationseinrichtung |
| US5737355A (en) * | 1995-09-21 | 1998-04-07 | Sandia Corporation | Directly induced swing for closed loop control of electroslag remelting furnace |
| BR9713893A (pt) * | 1996-12-10 | 2000-02-29 | Namakwa Sands Limited | Proteção de forno a arco. |
-
1999
- 1999-10-28 CA CA002346139A patent/CA2346139A1/en not_active Abandoned
- 1999-10-28 BR BR9914576-6A patent/BR9914576A/pt not_active IP Right Cessation
- 1999-10-28 US US09/428,919 patent/US6192065B1/en not_active Expired - Fee Related
- 1999-10-28 WO PCT/ZA1999/000111 patent/WO2000025553A1/en active IP Right Grant
- 1999-10-28 AU AU20599/00A patent/AU757828B2/en not_active Ceased
-
2001
- 2001-03-30 NO NO20011627A patent/NO20011627D0/no not_active Application Discontinuation
- 2001-04-30 FI FI20010899A patent/FI20010899A/fi unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000025553A1 (en) | 2000-05-04 |
| BR9914576A (pt) | 2001-07-03 |
| US6192065B1 (en) | 2001-02-20 |
| NO20011627L (no) | 2001-03-30 |
| CA2346139A1 (en) | 2000-05-04 |
| NO20011627D0 (no) | 2001-03-30 |
| AU757828B2 (en) | 2003-03-06 |
| AU2059900A (en) | 2000-05-15 |
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