EA199900064A1 - Способ производства стали в электрической печи при заливке в нее расплавленного передельного чугуна - Google Patents
Способ производства стали в электрической печи при заливке в нее расплавленного передельного чугунаInfo
- Publication number
- EA199900064A1 EA199900064A1 EA199900064A EA199900064A EA199900064A1 EA 199900064 A1 EA199900064 A1 EA 199900064A1 EA 199900064 A EA199900064 A EA 199900064A EA 199900064 A EA199900064 A EA 199900064A EA 199900064 A1 EA199900064 A1 EA 199900064A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- furnace
- attic
- filling
- cast iron
- electric oven
- 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
- C21C5/527—Charging of the electric furnace
-
- 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
-
- 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
- C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
- C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
-
- 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
- C21C5/5252—Manufacture of steel in electric furnaces in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace
-
- 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
Abstract
В заявке описан способ производства стали в электрической печи при заливке в нее определенного количества расплавленного передельного чугуна, который предусматривает осуществление следующих стадий: а) непрерывную заливку в печь расплавленного передельного чугуна с контролируемой скоростью без прекращения нагревания печи электрической дугой; б) вдувание в печь рафинирующего газа, которое начинают до того, как концентрация углерода и/или кремния в ванне расплавленного металла достигнет установленной предельной величины, и продолжают непрерывно до конца заливки; и в) дальнейшее после заливки в печь намеченного количества передельного чугуна продолжение вдувания в печь рафинирующего газа вплоть до того момента, когда концентрация углерода и/или кремния в ванне расплавленного металла достигнет заданной величины.Международная заявка была опубликована вместе с отчетом о международном поиске.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU88785A LU88785A1 (fr) | 1996-07-03 | 1996-07-03 | Procédé de fabrication d'acier dans un four électrique avec enfournement de fonte liquide |
PCT/EP1997/003005 WO1998001588A1 (fr) | 1996-07-03 | 1997-06-10 | Procede de fabrication d'acier dans un four electrique avec enfournement de fonte liquide |
Publications (2)
Publication Number | Publication Date |
---|---|
EA199900064A1 true EA199900064A1 (ru) | 1999-06-24 |
EA001340B1 EA001340B1 (ru) | 2001-02-26 |
Family
ID=19731612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA199900064A EA001340B1 (ru) | 1996-07-03 | 1997-06-10 | Способ производства стали в электрической печи при заливке в нее расплавленного передельного чугуна |
Country Status (27)
Country | Link |
---|---|
US (2) | US6238452B1 (ru) |
EP (1) | EP0909334B1 (ru) |
JP (1) | JP2001516397A (ru) |
CN (1) | CN1069700C (ru) |
AR (1) | AR013587A1 (ru) |
AT (1) | ATE193332T1 (ru) |
AU (1) | AU713175B2 (ru) |
BR (1) | BR9710996A (ru) |
CA (1) | CA2259522A1 (ru) |
CZ (1) | CZ288467B6 (ru) |
DE (1) | DE69702134T2 (ru) |
EA (1) | EA001340B1 (ru) |
ES (1) | ES2146472T3 (ru) |
GE (1) | GEP20022842B (ru) |
GR (1) | GR3033674T3 (ru) |
ID (1) | ID17569A (ru) |
LU (1) | LU88785A1 (ru) |
MY (1) | MY126318A (ru) |
NO (1) | NO990027D0 (ru) |
NZ (1) | NZ333307A (ru) |
PL (1) | PL185211B1 (ru) |
PT (1) | PT909334E (ru) |
TR (1) | TR199802334T2 (ru) |
TW (1) | TW345596B (ru) |
UA (1) | UA47487C2 (ru) |
WO (1) | WO1998001588A1 (ru) |
ZA (1) | ZA975512B (ru) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT410333B (de) * | 2000-10-10 | 2003-03-25 | Josef Martin Gmbh & Co Kg | Anordnung zum auswechselbaren befestigen eines anbauteiles, z.b. einer baggerschaufel, an einem baggerausleger oder einem fahrzeug |
US6693947B1 (en) | 2002-09-25 | 2004-02-17 | D. L. Schroeder & Associates | Method to protect the anode bottoms in batch DC electric arc furnace steel production |
DE102004040494C5 (de) * | 2004-08-20 | 2012-10-11 | Siemens Ag | Verfahren und Vorrichtung zum Betrieb eines Elektrolichtbogenofens |
RU2576278C1 (ru) * | 2012-01-03 | 2016-02-27 | Абб Рисерч Лтд | Способ выплавки стали |
CN104328243B (zh) * | 2014-11-07 | 2016-02-17 | 达力普石油专用管有限公司 | 适量配碳大用电量控制用氧电弧炉炼钢法 |
CN112410505B (zh) * | 2020-09-30 | 2022-06-14 | 盐城市联鑫钢铁有限公司 | 一种电炉高效低成本冶炼工艺 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2325597A1 (de) * | 1973-05-19 | 1974-12-05 | Rheinstahl Ag | Verfahren zur erzeugung von fluessigem stahl aus einem sonderroheisen |
FR2347443A1 (fr) * | 1976-04-07 | 1977-11-04 | Creusot Loire | Procede d'elaboration d'aciers au four a arcs, avec chargement continu |
AT384669B (de) * | 1986-03-17 | 1987-12-28 | Voest Alpine Ag | Anlage zur herstellung von stahl aus schrott |
ATA121393A (de) * | 1993-06-21 | 1998-07-15 | Voest Alpine Ind Anlagen | Konverter und verfahren zur herstellung von stahl |
DE4434369C2 (de) * | 1994-09-15 | 1997-08-07 | Mannesmann Ag | Verfahren und Vorrichtung zum metallurgischen Behandeln von Eisen |
AT404841B (de) * | 1995-04-10 | 1999-03-25 | Voest Alpine Ind Anlagen | Anlage und verfahren zum herstellen von eisenschmelzen |
-
1996
- 1996-07-03 LU LU88785A patent/LU88785A1/fr unknown
-
1997
- 1997-06-10 EA EA199900064A patent/EA001340B1/ru not_active IP Right Cessation
- 1997-06-10 EP EP97927162A patent/EP0909334B1/fr not_active Expired - Lifetime
- 1997-06-10 NZ NZ333307A patent/NZ333307A/xx unknown
- 1997-06-10 WO PCT/EP1997/003005 patent/WO1998001588A1/fr active IP Right Grant
- 1997-06-10 CZ CZ19984359A patent/CZ288467B6/cs not_active IP Right Cessation
- 1997-06-10 CN CN97195995A patent/CN1069700C/zh not_active Expired - Fee Related
- 1997-06-10 CA CA002259522A patent/CA2259522A1/fr not_active Abandoned
- 1997-06-10 PT PT97927162T patent/PT909334E/pt unknown
- 1997-06-10 ES ES97927162T patent/ES2146472T3/es not_active Expired - Lifetime
- 1997-06-10 BR BR9710996-7A patent/BR9710996A/pt not_active IP Right Cessation
- 1997-06-10 US US09/202,756 patent/US6238452B1/en not_active Ceased
- 1997-06-10 DE DE69702134T patent/DE69702134T2/de not_active Expired - Fee Related
- 1997-06-10 AT AT97927162T patent/ATE193332T1/de not_active IP Right Cessation
- 1997-06-10 TR TR1998/02334T patent/TR199802334T2/xx unknown
- 1997-06-10 GE GEAP19974598A patent/GEP20022842B/en unknown
- 1997-06-10 JP JP50469698A patent/JP2001516397A/ja active Pending
- 1997-06-10 US US09/968,830 patent/USRE37897E1/en not_active Expired - Fee Related
- 1997-06-10 AU AU31746/97A patent/AU713175B2/en not_active Ceased
- 1997-06-11 TW TW086108042A patent/TW345596B/zh active
- 1997-06-13 MY MYPI97002655A patent/MY126318A/en unknown
- 1997-06-20 ZA ZA9705512A patent/ZA975512B/xx unknown
- 1997-06-25 AR ARP970102780A patent/AR013587A1/es unknown
- 1997-07-02 ID IDP972304A patent/ID17569A/id unknown
- 1997-10-06 UA UA99020624A patent/UA47487C2/ru unknown
-
1998
- 1998-12-16 PL PL97330956A patent/PL185211B1/pl not_active IP Right Cessation
-
1999
- 1999-01-04 NO NO990027A patent/NO990027D0/no not_active Application Discontinuation
-
2000
- 2000-06-14 GR GR20000401361T patent/GR3033674T3/el not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
LU88785A1 (fr) | 1998-01-03 |
DE69702134T2 (de) | 2000-11-09 |
CN1223694A (zh) | 1999-07-21 |
CZ288467B6 (en) | 2001-06-13 |
MY126318A (en) | 2006-09-29 |
AR013587A1 (es) | 2001-01-10 |
ID17569A (id) | 1998-01-08 |
JP2001516397A (ja) | 2001-09-25 |
EP0909334A1 (fr) | 1999-04-21 |
TW345596B (en) | 1998-11-21 |
AU3174697A (en) | 1998-02-02 |
NO990027L (no) | 1999-01-04 |
CA2259522A1 (fr) | 1998-01-15 |
CN1069700C (zh) | 2001-08-15 |
UA47487C2 (ru) | 2002-07-15 |
PL330956A1 (en) | 1999-06-21 |
AU713175B2 (en) | 1999-11-25 |
ATE193332T1 (de) | 2000-06-15 |
NZ333307A (en) | 1999-11-29 |
TR199802334T2 (xx) | 1999-02-22 |
USRE37897E1 (en) | 2002-11-05 |
GEP20022842B (en) | 2002-11-25 |
PT909334E (pt) | 2000-10-31 |
ZA975512B (en) | 1998-01-30 |
DE69702134D1 (de) | 2000-06-29 |
BR9710996A (pt) | 2000-03-14 |
EA001340B1 (ru) | 2001-02-26 |
ES2146472T3 (es) | 2000-08-01 |
WO1998001588A1 (fr) | 1998-01-15 |
PL185211B1 (pl) | 2003-04-30 |
US6238452B1 (en) | 2001-05-29 |
CZ435998A3 (cs) | 1999-09-15 |
GR3033674T3 (en) | 2000-10-31 |
EP0909334B1 (fr) | 2000-05-24 |
NO990027D0 (no) | 1999-01-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KG MD TJ TM |
|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): KZ |
|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): RU |