SE329861B - - Google Patents
Info
- Publication number
- SE329861B SE329861B SE426769A SE426769A SE329861B SE 329861 B SE329861 B SE 329861B SE 426769 A SE426769 A SE 426769A SE 426769 A SE426769 A SE 426769A SE 329861 B SE329861 B SE 329861B
- Authority
- SE
- Sweden
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
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- 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
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- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C2007/0093—Duplex process; Two stage processes
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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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
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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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Priority Applications (20)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE426769A SE329861B (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1969-03-26 | |
ZA701878A ZA701878B (en) | 1969-03-26 | 1970-03-19 | Improvements in methods and furnaces for steel manufacture by direct reduction and melting of iron ore |
PL1970139574A PL80644B1 (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1970-03-23 | |
BR21772770A BR7017727D0 (pt) | 1969-03-26 | 1970-03-24 | Processo e forno para producao de aco por reducao direta e fundicao de minerio de ferro concentrado ou pelotizado |
NO1119/70A NO124731B (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1970-03-24 | |
GB41471A GB1311290A (en) | 1969-03-26 | 1970-03-24 | Methods and furnaces for steel manufacture by direct reduction- and melting of iron ore |
DK149570A DK126008B (da) | 1969-03-26 | 1970-03-24 | Fremgangsmåde ved fremstilling af stål ved reduktion og smeltning af jernmalm i to trin samt ovn til udøvelse af fremgangsmåden. |
FI86070A FI49629C (fi) | 1969-03-26 | 1970-03-25 | Menetelmä teräksen valmistamiseksi pelkistämällä ja sulattamalla rauta malmia kahdessa vaiheessa. |
ES377986A ES377986A1 (es) | 1969-03-26 | 1970-03-25 | Un metodo de dos etapas para la fabricacion de acero por reduccion y fusion de minerales de hierro. |
FR7010824A FR2035911B1 (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1970-03-25 | |
DE19702014339 DE2014339C (de) | 1969-03-26 | 1970-03-25 | Verfahren zur Herstellung von Stahl durch Reduktion und Schmelzen von Eisen erz und Schrott in einem Tandemofen |
NL7004314A NL146537B (nl) | 1969-03-26 | 1970-03-25 | Werkwijze voor de bereiding van een staalsmelt. |
AT277870A AT300866B (de) | 1969-03-26 | 1970-03-25 | Verfahren zur Herstellung von Stahl durch Reduktion und Schmelzen von Eisenerz |
CH466870A CH550251A (de) | 1969-03-26 | 1970-03-26 | Verfahren zur herstellung von stahl. |
LU60603D LU60603A1 (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1970-03-26 | |
BG014282A BG19194A3 (bg) | 1969-03-26 | 1970-03-26 | Метод за добиване на стомана чрез редуциране и стопяване на желязна руда |
SU1472009A SU372846A3 (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1970-03-26 | |
JP2489970A JPS4838053B1 (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1970-03-26 | |
BE748011D BE748011A (fr) | 1969-03-26 | 1970-03-26 | Perfectionnements a la fabrication de l'acier. |
US273225A US3887360A (en) | 1969-03-26 | 1972-07-19 | Methods and furnaces for steel manufacture by direct reduction and melting of iron ore |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE426769A SE329861B (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1969-03-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE329861B true SE329861B (US20100223739A1-20100909-C00005.png) | 1970-10-26 |
Family
ID=20263827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE426769A SE329861B (US20100223739A1-20100909-C00005.png) | 1969-03-26 | 1969-03-26 |
Country Status (17)
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8300288A (nl) * | 1983-01-26 | 1984-08-16 | Hengelmolen Eng | Oven voor het smelten van metalen. |
DE102006056671A1 (de) | 2006-11-30 | 2008-06-05 | Sms Demag Ag | Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von in einer DDD-Anlage vorbehandeltem Roheisen |
DE102006056672A1 (de) | 2006-11-30 | 2008-06-05 | Sms Demag Ag | Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von Roheisen |
CN114480771A (zh) * | 2022-02-11 | 2022-05-13 | 中钢设备有限公司 | 一种一体式炼铁装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT232020B (de) * | 1961-08-02 | 1964-02-25 | Voest Ag | Verfahren und Vorrichtung zur Gewinnung von flüssigem Eisen durch Reduktion von Eisenoxyderz |
FR1466981A (fr) * | 1966-02-03 | 1967-01-20 | Voest Ag | Procédé et dispositif de fabrication d'acier et leurs diverses applications |
-
1969
- 1969-03-26 SE SE426769A patent/SE329861B/xx unknown
-
1970
- 1970-03-19 ZA ZA701878A patent/ZA701878B/xx unknown
- 1970-03-23 PL PL1970139574A patent/PL80644B1/pl unknown
- 1970-03-24 NO NO1119/70A patent/NO124731B/no unknown
- 1970-03-24 BR BR21772770A patent/BR7017727D0/pt unknown
- 1970-03-24 GB GB41471A patent/GB1311290A/en not_active Expired
- 1970-03-24 DK DK149570A patent/DK126008B/da not_active IP Right Cessation
- 1970-03-25 ES ES377986A patent/ES377986A1/es not_active Expired
- 1970-03-25 AT AT277870A patent/AT300866B/de not_active IP Right Cessation
- 1970-03-25 NL NL7004314A patent/NL146537B/xx not_active IP Right Cessation
- 1970-03-25 FI FI86070A patent/FI49629C/fi active
- 1970-03-25 FR FR7010824A patent/FR2035911B1/fr not_active Expired
- 1970-03-26 BG BG014282A patent/BG19194A3/xx unknown
- 1970-03-26 LU LU60603D patent/LU60603A1/xx unknown
- 1970-03-26 CH CH466870A patent/CH550251A/xx not_active IP Right Cessation
- 1970-03-26 BE BE748011D patent/BE748011A/xx not_active IP Right Cessation
- 1970-03-26 JP JP2489970A patent/JPS4838053B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES377986A1 (es) | 1973-01-01 |
NL7004314A (US20100223739A1-20100909-C00005.png) | 1970-09-29 |
ZA701878B (en) | 1971-04-28 |
BE748011A (fr) | 1970-08-31 |
BR7017727D0 (pt) | 1973-02-22 |
FR2035911A1 (US20100223739A1-20100909-C00005.png) | 1970-12-24 |
NL146537B (nl) | 1975-07-15 |
DE2014339A1 (de) | 1970-10-29 |
AT300866B (de) | 1972-08-10 |
DK126008B (da) | 1973-05-28 |
FI49629B (US20100223739A1-20100909-C00005.png) | 1975-04-30 |
DE2014339B2 (de) | 1973-02-01 |
LU60603A1 (US20100223739A1-20100909-C00005.png) | 1970-05-26 |
CH550251A (de) | 1974-06-14 |
BG19194A3 (bg) | 1975-04-30 |
NO124731B (US20100223739A1-20100909-C00005.png) | 1972-05-29 |
PL80644B1 (US20100223739A1-20100909-C00005.png) | 1975-08-30 |
FI49629C (fi) | 1975-08-11 |
JPS4838053B1 (US20100223739A1-20100909-C00005.png) | 1973-11-15 |
GB1311290A (en) | 1973-03-28 |
FR2035911B1 (US20100223739A1-20100909-C00005.png) | 1975-01-10 |