ZA966914B - A process for producing, liquid pig iron or liquid steel preproducts and sponge iron as well as a plant for carrying out the process. - Google Patents
A process for producing, liquid pig iron or liquid steel preproducts and sponge iron as well as a plant for carrying out the process.Info
- Publication number
- ZA966914B ZA966914B ZA9606914A ZA966914A ZA966914B ZA 966914 B ZA966914 B ZA 966914B ZA 9606914 A ZA9606914 A ZA 9606914A ZA 966914 A ZA966914 A ZA 966914A ZA 966914 B ZA966914 B ZA 966914B
- Authority
- ZA
- South Africa
- Prior art keywords
- iron
- reduction zone
- gas
- pct
- drawn
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 14
- 229910052742 iron Inorganic materials 0.000 title abstract 7
- 239000007788 liquid Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- 229910000805 Pig iron Inorganic materials 0.000 title abstract 2
- 229910000831 Steel Inorganic materials 0.000 title abstract 2
- 239000010959 steel Substances 0.000 title abstract 2
- 239000007789 gas Substances 0.000 abstract 9
- 238000010438 heat treatment Methods 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000000969 carrier Substances 0.000 abstract 1
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- 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
-
- 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
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
- C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
- C21B2100/66—Heat exchange
-
- 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
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Manufacture Of Iron (AREA)
- Chemical Treatment Of Metals (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Carbon And Carbon Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0137995A AT406484B (de) | 1995-08-16 | 1995-08-16 | Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und eisenschwamm sowie anlage zur durchführung des verfahrens |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA966914B true ZA966914B (en) | 1997-02-27 |
Family
ID=3512610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9606914A ZA966914B (en) | 1995-08-16 | 1996-08-15 | A process for producing, liquid pig iron or liquid steel preproducts and sponge iron as well as a plant for carrying out the process. |
Country Status (12)
Country | Link |
---|---|
US (1) | US5846268A (xx) |
EP (1) | EP0809713B1 (xx) |
JP (1) | JPH10506682A (xx) |
KR (1) | KR100244977B1 (xx) |
CN (1) | CN1046962C (xx) |
AT (2) | AT406484B (xx) |
AU (1) | AU695747B2 (xx) |
DE (1) | DE59605961D1 (xx) |
ES (1) | ES2152544T3 (xx) |
TW (1) | TW343998B (xx) |
WO (1) | WO1997007247A1 (xx) |
ZA (1) | ZA966914B (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT409634B (de) * | 2000-05-15 | 2002-09-25 | Voest Alpine Ind Anlagen | Verfahren und vorrichtung zur herstellung von roheisen oder flüssigen stahlvorprodukten aus eisenerzhältigen einsatzstoffen |
US6478841B1 (en) | 2001-09-12 | 2002-11-12 | Techint Technologies Inc. | Integrated mini-mill for iron and steel making |
CN100451133C (zh) * | 2005-09-15 | 2009-01-14 | 中冶东方工程技术有限公司 | 利用焦炉煤气生产直接还原铁的方法及其设备 |
AT507955B1 (de) * | 2009-02-20 | 2011-02-15 | Siemens Vai Metals Tech Gmbh | Verfahren und anlage zum herstellen von substitutgas |
RU2546266C2 (ru) | 2009-07-31 | 2015-04-10 | Хил Текнолоджиз, С.А. Де К.В. | Способ производства железа прямого восстановления с ограниченными выбросами со2 в атмосферу |
IT1402250B1 (it) | 2010-09-29 | 2013-08-28 | Danieli Off Mecc | Procedimento ed apparato per la produzione di ferro di riduzione diretta utilizzando una sorgente di gas riducente comprendente idrogeno e monossido di carbonio |
AT511243B1 (de) * | 2011-03-17 | 2013-01-15 | Siemens Vai Metals Tech Gmbh | Hüttentechnische anlage mit effizienter abwärmenutzung |
US9605221B2 (en) * | 2014-06-28 | 2017-03-28 | Saudi Arabian Oil Company | Energy efficient gasification based multi generation apparatus employing energy efficient gasification plant-directed process schemes and related methods |
EP3239306A1 (de) * | 2016-04-27 | 2017-11-01 | Primetals Technologies Austria GmbH | Verfahren und vorrichtung zur herstellung von flüssigem roheisen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2459876B1 (de) * | 1974-12-18 | 1976-06-24 | Thyssen Purofer Gmbh | Anlage fuer die direktreduktion von eisenerzen |
US4173465A (en) * | 1978-08-15 | 1979-11-06 | Midrex Corporation | Method for the direct reduction of iron using gas from coal |
DE3626027A1 (de) * | 1986-08-01 | 1988-02-11 | Metallgesellschaft Ag | Verfahren zur reduktion feinkoerniger, eisenhaltiger materialien mit festen kohlenstoffhaltigen reduktionsmitteln |
DE3713630A1 (de) * | 1987-04-23 | 1988-11-17 | Voest Alpine Ag | Huettenwerk und verfahren zur erzeugung von stahl |
DE4037977A1 (de) * | 1990-11-29 | 1992-06-11 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von roheisen bzw. eisenschwamm |
AT396255B (de) * | 1991-09-19 | 1993-07-26 | Voest Alpine Ind Anlagen | Anlage und verfahren zur erzeugung von roheisen und eisenschwamm |
AT404254B (de) * | 1993-07-05 | 1998-10-27 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von roheisen oder flüssigen stahlvorprodukten aus eisenerzhältigen einsatzstoffen |
-
1995
- 1995-08-16 AT AT0137995A patent/AT406484B/de not_active IP Right Cessation
-
1996
- 1996-07-23 TW TW085108963A patent/TW343998B/zh active
- 1996-08-01 KR KR1019970702492A patent/KR100244977B1/ko not_active IP Right Cessation
- 1996-08-01 EP EP96925588A patent/EP0809713B1/de not_active Expired - Lifetime
- 1996-08-01 JP JP9508731A patent/JPH10506682A/ja active Pending
- 1996-08-01 AT AT96925588T patent/ATE196779T1/de active
- 1996-08-01 AU AU66058/96A patent/AU695747B2/en not_active Ceased
- 1996-08-01 US US08/817,151 patent/US5846268A/en not_active Expired - Fee Related
- 1996-08-01 DE DE59605961T patent/DE59605961D1/de not_active Expired - Fee Related
- 1996-08-01 WO PCT/AT1996/000140 patent/WO1997007247A1/de active IP Right Grant
- 1996-08-01 ES ES96925588T patent/ES2152544T3/es not_active Expired - Lifetime
- 1996-08-01 CN CN96190922A patent/CN1046962C/zh not_active Expired - Fee Related
- 1996-08-15 ZA ZA9606914A patent/ZA966914B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
EP0809713A1 (de) | 1997-12-03 |
CN1161063A (zh) | 1997-10-01 |
US5846268A (en) | 1998-12-08 |
ES2152544T3 (es) | 2001-02-01 |
AU6605896A (en) | 1997-03-12 |
JPH10506682A (ja) | 1998-06-30 |
AU695747B2 (en) | 1998-08-20 |
ATE196779T1 (de) | 2000-10-15 |
KR970707305A (ko) | 1997-12-01 |
AT406484B (de) | 2000-05-25 |
WO1997007247A1 (de) | 1997-02-27 |
CN1046962C (zh) | 1999-12-01 |
EP0809713B1 (de) | 2000-10-04 |
KR100244977B1 (ko) | 2000-03-02 |
ATA137995A (de) | 1999-10-15 |
TW343998B (en) | 1998-11-01 |
DE59605961D1 (de) | 2000-11-09 |
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