DE59704252D1 - Vorrichtung zur erzeugung von eisenschwamm - Google Patents
Vorrichtung zur erzeugung von eisenschwammInfo
- Publication number
- DE59704252D1 DE59704252D1 DE59704252T DE59704252T DE59704252D1 DE 59704252 D1 DE59704252 D1 DE 59704252D1 DE 59704252 T DE59704252 T DE 59704252T DE 59704252 T DE59704252 T DE 59704252T DE 59704252 D1 DE59704252 D1 DE 59704252D1
- Authority
- DE
- Germany
- Prior art keywords
- producing iron
- iron sponge
- sponge
- producing
- iron
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Powder Metallurgy (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19625127A DE19625127C2 (de) | 1996-06-12 | 1996-06-12 | Vorrichtung und Verfahren zur Erzeugung von Eisenschwamm |
PCT/DE1997/001127 WO1997047773A1 (de) | 1996-06-12 | 1997-05-30 | Vorrichtung zur erzeugung von eisenschwamm |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59704252D1 true DE59704252D1 (de) | 2001-09-13 |
Family
ID=7797790
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19625127A Expired - Fee Related DE19625127C2 (de) | 1996-06-12 | 1996-06-12 | Vorrichtung und Verfahren zur Erzeugung von Eisenschwamm |
DE59704252T Expired - Lifetime DE59704252D1 (de) | 1996-06-12 | 1997-05-30 | Vorrichtung zur erzeugung von eisenschwamm |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19625127A Expired - Fee Related DE19625127C2 (de) | 1996-06-12 | 1996-06-12 | Vorrichtung und Verfahren zur Erzeugung von Eisenschwamm |
Country Status (18)
Country | Link |
---|---|
US (1) | US6379423B1 (de) |
EP (1) | EP0904415B1 (de) |
JP (1) | JP2001501673A (de) |
CN (1) | CN1067107C (de) |
AT (1) | AT407645B (de) |
AU (1) | AU730729B2 (de) |
BR (1) | BR9709685A (de) |
CA (1) | CA2255076A1 (de) |
CZ (1) | CZ287903B6 (de) |
DE (2) | DE19625127C2 (de) |
ID (1) | ID17048A (de) |
IN (1) | IN191759B (de) |
PL (1) | PL330410A1 (de) |
SK (1) | SK169598A3 (de) |
TR (1) | TR199802556T2 (de) |
TW (1) | TW422883B (de) |
WO (1) | WO1997047773A1 (de) |
ZA (1) | ZA974570B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1302812B1 (it) * | 1998-12-11 | 2000-09-29 | Danieli & C Ohg Sp | Forno per la riduzione diretta di ossidi di ferro |
AT505490B1 (de) | 2007-06-28 | 2009-12-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur erzeugung von eisenschwamm |
CN101812555A (zh) * | 2010-04-15 | 2010-08-25 | 山东省冶金设计院股份有限公司 | 一种强化高炉间接还原的方法及其专用气的制造方法 |
CN102312032A (zh) * | 2011-10-20 | 2012-01-11 | 山东道诚工程技术有限公司 | 一种生产海绵铁的装置 |
EP2653568A1 (de) | 2012-04-18 | 2013-10-23 | Siemens VAI Metals Technologies GmbH | Vorrichtung und Verfahren zur Flächenbegasung in einem Reduktionsreaktorschacht |
EP3486335A1 (de) | 2017-11-15 | 2019-05-22 | Primetals Technologies Austria GmbH | Reduktionsgaszufuhr für direktreduktion |
EP4350010A1 (de) * | 2022-10-05 | 2024-04-10 | Primetals Technologies Austria GmbH | Eisenschmelze aus sinter |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE482111C (de) * | 1929-09-06 | Mueller Wilhelm | Gasschachtofen zum Brennen oder Roesten von Kalk, Dolomit, Magnesit, Erzen o. dgl. mit Mittelkern und Gutabzug nach der Mitte | |
US2862808A (en) * | 1957-07-31 | 1958-12-02 | Alan N Mann | Apparatus and method for reducing iron oxide pellets |
US3850616A (en) * | 1973-10-29 | 1974-11-26 | Armco Steel Corp | Inert gas seal for product discharge from a shaft furnace |
US4118017A (en) * | 1976-01-02 | 1978-10-03 | United States Steel Corporation | Shaft furnace design |
US4205831A (en) * | 1979-04-04 | 1980-06-03 | Hylsa, S. A. | Ore reduction reactor discharge regulator |
DE3034539C2 (de) * | 1980-09-12 | 1982-07-22 | Korf-Stahl Ag, 7570 Baden-Baden | Verfahren und Vorrichtung zur direkten Erzeugung von flüssigem Roheisen aus stückigem Eisenerz |
SU1129239A1 (ru) * | 1982-04-26 | 1984-12-15 | Химико-металлургический институт АН КазССР | Устройство дл термохимической обработки сыпучих материалов газовым потоком |
AT382166B (de) * | 1985-05-13 | 1987-01-26 | Voest Alpine Ag | Verfahren zur direktreduktion von teilchenf¯rmigem eisenoxidhaeltigem material |
JPS61276909A (ja) * | 1985-05-31 | 1986-12-06 | Sumitomo Metal Ind Ltd | 還元鉄製造方法 |
JPS62294127A (ja) * | 1986-06-13 | 1987-12-21 | Kobe Steel Ltd | シヤフト炉における酸化鉄還元方法 |
-
1996
- 1996-06-12 DE DE19625127A patent/DE19625127C2/de not_active Expired - Fee Related
-
1997
- 1997-02-06 IN IN1019CA1997 patent/IN191759B/en unknown
- 1997-05-26 ZA ZA9704570A patent/ZA974570B/xx unknown
- 1997-05-29 TW TW086107313A patent/TW422883B/zh not_active IP Right Cessation
- 1997-05-30 CN CN97195473A patent/CN1067107C/zh not_active Expired - Lifetime
- 1997-05-30 BR BR9709685-7A patent/BR9709685A/pt not_active Application Discontinuation
- 1997-05-30 CA CA002255076A patent/CA2255076A1/en not_active Abandoned
- 1997-05-30 JP JP09532936A patent/JP2001501673A/ja active Pending
- 1997-05-30 WO PCT/DE1997/001127 patent/WO1997047773A1/de active IP Right Grant
- 1997-05-30 DE DE59704252T patent/DE59704252D1/de not_active Expired - Lifetime
- 1997-05-30 US US09/202,263 patent/US6379423B1/en not_active Expired - Lifetime
- 1997-05-30 EP EP97924927A patent/EP0904415B1/de not_active Expired - Lifetime
- 1997-05-30 TR TR1998/02556T patent/TR199802556T2/xx unknown
- 1997-05-30 AT AT0905797A patent/AT407645B/de not_active IP Right Cessation
- 1997-05-30 SK SK1695-98A patent/SK169598A3/sk unknown
- 1997-05-30 PL PL97330410A patent/PL330410A1/pl unknown
- 1997-05-30 AU AU30254/97A patent/AU730729B2/en not_active Ceased
- 1997-05-30 CZ CZ19984000A patent/CZ287903B6/cs not_active IP Right Cessation
- 1997-06-12 ID IDP972007A patent/ID17048A/id unknown
Also Published As
Publication number | Publication date |
---|---|
AT407645B (de) | 2001-05-25 |
PL330410A1 (en) | 1999-05-10 |
ID17048A (id) | 1997-12-04 |
CN1222197A (zh) | 1999-07-07 |
CZ287903B6 (cs) | 2001-03-14 |
EP0904415B1 (de) | 2001-08-08 |
ZA974570B (en) | 1997-12-29 |
CA2255076A1 (en) | 1997-12-18 |
US6379423B1 (en) | 2002-04-30 |
TW422883B (en) | 2001-02-21 |
AU3025497A (en) | 1998-01-07 |
WO1997047773A1 (de) | 1997-12-18 |
ATA905797A (de) | 2000-09-15 |
EP0904415A1 (de) | 1999-03-31 |
TR199802556T2 (xx) | 2001-09-21 |
DE19625127A1 (de) | 1997-12-18 |
BR9709685A (pt) | 2000-01-11 |
DE19625127C2 (de) | 1998-04-30 |
JP2001501673A (ja) | 2001-02-06 |
IN191759B (de) | 2003-12-27 |
CZ400098A3 (cs) | 1999-08-11 |
CN1067107C (zh) | 2001-06-13 |
AU730729B2 (en) | 2001-03-15 |
SK169598A3 (en) | 1999-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |