ZA86459B - Process and apparatus for producing sponge iron particles and molten pig iron - Google Patents
Process and apparatus for producing sponge iron particles and molten pig ironInfo
- Publication number
- ZA86459B ZA86459B ZA86459A ZA86459A ZA86459B ZA 86459 B ZA86459 B ZA 86459B ZA 86459 A ZA86459 A ZA 86459A ZA 86459 A ZA86459 A ZA 86459A ZA 86459 B ZA86459 B ZA 86459B
- Authority
- ZA
- South Africa
- Prior art keywords
- reduction unit
- particle fraction
- direct reduction
- melt
- sponge iron
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary 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
- C21B13/143—Injection of partially reduced ore into a molten bath
-
- 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
- C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
-
- 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
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- 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
- C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
-
- 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
- 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)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
- Electrolytic Production Of Metals (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3504346A DE3504346C2 (de) | 1985-02-06 | 1985-02-06 | Verfahren und Vorrichtung zur Erzeugung von Eisenschwammpartikeln und flüssigem Roheisen |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA86459B true ZA86459B (en) | 1986-09-24 |
Family
ID=6262031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA86459A ZA86459B (en) | 1985-02-06 | 1986-01-22 | Process and apparatus for producing sponge iron particles and molten pig iron |
Country Status (15)
Country | Link |
---|---|
US (1) | US4784689A (pt) |
EP (1) | EP0193488B1 (pt) |
JP (1) | JPS61183404A (pt) |
KR (1) | KR860006550A (pt) |
CN (1) | CN1003125B (pt) |
AT (1) | ATE38057T1 (pt) |
AU (1) | AU578515B2 (pt) |
BR (1) | BR8600497A (pt) |
CA (1) | CA1282599C (pt) |
CS (1) | CS264123B2 (pt) |
DD (1) | DD247700A5 (pt) |
DE (2) | DE3504346C2 (pt) |
IN (1) | IN165579B (pt) |
SU (1) | SU1475488A3 (pt) |
ZA (1) | ZA86459B (pt) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT382390B (de) * | 1985-03-21 | 1987-02-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten |
US4685964A (en) * | 1985-10-03 | 1987-08-11 | Midrex International B.V. Rotterdam | Method and apparatus for producing molten iron using coal |
DE3644775A1 (de) * | 1986-12-23 | 1988-07-14 | Korf Engineering Gmbh | Verfahren zur herstellung von roheisen |
DE3716511A1 (de) * | 1987-05-16 | 1988-12-01 | Voest Alpine Ag | Verfahren zur entfernung von schwefel aus dem abgas eines reduktionsschachtofens |
AT388390B (de) * | 1987-11-12 | 1989-06-12 | Voest Alpine Ag | Verfahren zum entzinken des materialflusses beim betrieb einer anlage zur roheisenerzeugung |
US5296015A (en) * | 1990-01-09 | 1994-03-22 | Hylsa S.A. De C.V. | Method for the pneumatic transport of large iron-bearing particles |
AT401777B (de) * | 1992-05-21 | 1996-11-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigen roheisen oder flüssigen stahlvorprodukten |
US5320676A (en) * | 1992-10-06 | 1994-06-14 | Bechtel Group, Inc. | Low slag iron making process with injecting coolant |
US5354356A (en) * | 1992-10-06 | 1994-10-11 | Bechtel Group Inc. | Method of providing fuel for an iron making process |
US6197088B1 (en) | 1992-10-06 | 2001-03-06 | Bechtel Group, Inc. | Producing liquid iron having a low sulfur content |
US5397376A (en) * | 1992-10-06 | 1995-03-14 | Bechtel Group, Inc. | Method of providing fuel for an iron making process |
AT404735B (de) * | 1992-10-22 | 1999-02-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten |
US5958107A (en) * | 1993-12-15 | 1999-09-28 | Bechtel Croup, Inc. | Shift conversion for the preparation of reducing gas |
AT406586B (de) * | 1995-04-25 | 2000-06-26 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und eisenschwamm sowie anlage zur durchführung des verfahrens |
AT406481B (de) * | 1995-04-25 | 2000-05-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und eisenschwamm sowie anlage zur durchführung des verfahrens |
US5643354A (en) * | 1995-04-06 | 1997-07-01 | Air Products And Chemicals, Inc. | High temperature oxygen production for ironmaking processes |
AT406482B (de) * | 1995-07-19 | 2000-05-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen oder stahlvorprodukten und anlage zur durchführung des verfahrens |
AT406483B (de) | 1995-07-19 | 2000-05-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen oder stahlvorprodukten und anlage zur durchführung des verfahrens |
AT406380B (de) * | 1996-03-05 | 2000-04-25 | Voest Alpine Ind Anlagen | Verfahren zum herstellen von flüssigem roheisen oder flüssigen stahlvorprodukten sowie anlage zur durchführung des verfahrens |
KR100209506B1 (ko) * | 1996-10-28 | 1999-07-15 | 윤종용 | 사무자동화기기에 있어서 용지급지대의 절환장치 |
AT404022B (de) | 1996-11-08 | 1998-07-27 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigem roheisen oder stahlvorprodukten aus eisenhältigemmaterial |
DE102006048601A1 (de) * | 2006-10-13 | 2008-04-17 | Voest-Alpine Industrieanlagenbau Gmbh & Co | Verfahren und Vorrichtung zur Herstellung von geschmolzenem Material |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB609029A (en) * | 1944-07-01 | 1948-09-24 | Fernand Poitte | An improved installation and process for treating dustcontaining mixtures of substances of different densities |
US2577295A (en) * | 1947-10-29 | 1951-12-04 | Smidth & Co As F L | Apparatus for separating pulverulent material |
DE1433326A1 (de) * | 1962-10-16 | 1969-03-20 | Karl Kunesch | Verfahren und Vorrichtungen zur Herstellung von Eisenstaub |
US4169533A (en) * | 1977-10-25 | 1979-10-02 | CVG-Siderurgica Del Orinoco, C.A. | Method of treating sponge iron |
US4299694A (en) * | 1980-08-25 | 1981-11-10 | The Direct Reduction Corporation | Method and apparatus for char separation from the discharge materials of an iron oxide reducing kiln |
DE3328373A1 (de) * | 1982-11-15 | 1984-05-17 | Korf Engineering GmbH, 4000 Düsseldorf | Verfahren und anlage zur direkten erzeugung von eisenschwammpartikeln und fluessigem roheisen aus stueckigem eisenerz |
JPS6167004A (ja) * | 1984-09-07 | 1986-04-07 | Takashi Mori | 光ラジエ−タ |
DE3503493A1 (de) * | 1985-01-31 | 1986-08-14 | Korf Engineering GmbH, 4000 Düsseldorf | Verfahren zur herstellung von roheisen |
-
1985
- 1985-02-06 DE DE3504346A patent/DE3504346C2/de not_active Expired
-
1986
- 1986-01-20 EP EP86730008A patent/EP0193488B1/de not_active Expired
- 1986-01-20 AT AT86730008T patent/ATE38057T1/de not_active IP Right Cessation
- 1986-01-20 DE DE8686730008T patent/DE3660963D1/de not_active Expired
- 1986-01-22 ZA ZA86459A patent/ZA86459B/xx unknown
- 1986-01-29 AU AU52817/86A patent/AU578515B2/en not_active Expired - Fee Related
- 1986-02-03 IN IN77/CAL/86A patent/IN165579B/en unknown
- 1986-02-04 DD DD86286745A patent/DD247700A5/de unknown
- 1986-02-05 JP JP61022199A patent/JPS61183404A/ja active Pending
- 1986-02-05 BR BR8600497A patent/BR8600497A/pt not_active IP Right Cessation
- 1986-02-05 US US06/826,323 patent/US4784689A/en not_active Expired - Fee Related
- 1986-02-05 CS CS86832A patent/CS264123B2/cs unknown
- 1986-02-05 CA CA000501116A patent/CA1282599C/en not_active Expired - Fee Related
- 1986-02-05 SU SU864020352A patent/SU1475488A3/ru active
- 1986-02-06 KR KR1019860000837A patent/KR860006550A/ko not_active Application Discontinuation
- 1986-02-06 CN CN86100484.1A patent/CN1003125B/zh not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3504346A1 (de) | 1986-08-14 |
BR8600497A (pt) | 1986-10-21 |
SU1475488A3 (ru) | 1989-04-23 |
AU5281786A (en) | 1986-08-14 |
CN86100484A (zh) | 1986-09-24 |
KR860006550A (ko) | 1986-09-13 |
IN165579B (pt) | 1989-11-18 |
ATE38057T1 (de) | 1988-11-15 |
EP0193488B1 (de) | 1988-10-19 |
CA1282599C (en) | 1991-04-09 |
DD247700A5 (de) | 1987-07-15 |
CS83286A2 (en) | 1988-09-16 |
CN1003125B (zh) | 1989-01-25 |
US4784689A (en) | 1988-11-15 |
AU578515B2 (en) | 1988-10-27 |
CS264123B2 (en) | 1989-06-13 |
JPS61183404A (ja) | 1986-08-16 |
DE3660963D1 (en) | 1988-11-24 |
DE3504346C2 (de) | 1986-11-27 |
EP0193488A1 (de) | 1986-09-03 |
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