CA2318185A1 - Method for producing hot metal - Google Patents
Method for producing hot metal Download PDFInfo
- Publication number
- CA2318185A1 CA2318185A1 CA002318185A CA2318185A CA2318185A1 CA 2318185 A1 CA2318185 A1 CA 2318185A1 CA 002318185 A CA002318185 A CA 002318185A CA 2318185 A CA2318185 A CA 2318185A CA 2318185 A1 CA2318185 A1 CA 2318185A1
- Authority
- CA
- Canada
- Prior art keywords
- reduction
- fusion
- gas
- gassifier
- zone
- 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.)
- Abandoned
Links
- 239000002184 metal Substances 0.000 title abstract 3
- 229910052751 metal Inorganic materials 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 230000009467 reduction Effects 0.000 claims abstract description 105
- 239000007789 gas Substances 0.000 claims abstract description 75
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910052742 iron Inorganic materials 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 27
- 239000002893 slag Substances 0.000 claims abstract description 16
- 239000010459 dolomite Substances 0.000 claims abstract description 9
- 229910000514 dolomite Inorganic materials 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 239000008188 pellet Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims abstract description 4
- 239000000654 additive Substances 0.000 claims description 31
- 230000008569 process Effects 0.000 claims description 25
- 230000004927 fusion Effects 0.000 claims description 24
- 239000002994 raw material Substances 0.000 claims description 20
- 229910000805 Pig iron Inorganic materials 0.000 claims description 9
- 239000000969 carrier Substances 0.000 claims description 9
- 235000019738 Limestone Nutrition 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000006028 limestone Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 239000000470 constituent Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000571 coke Substances 0.000 claims description 4
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 2
- 235000012239 silicon dioxide Nutrition 0.000 claims 2
- 230000000996 additive effect Effects 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- 229910052681 coesite Inorganic materials 0.000 claims 1
- 229910052593 corundum Inorganic materials 0.000 claims 1
- 229910052906 cristobalite Inorganic materials 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 229910052682 stishovite Inorganic materials 0.000 claims 1
- 229910052905 tridymite Inorganic materials 0.000 claims 1
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 230000004907 flux Effects 0.000 abstract 1
- 238000002309 gasification Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 238000001354 calcination Methods 0.000 description 7
- 238000001465 metallisation Methods 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 230000003292 diminished effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 ore 4 Chemical compound 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/02—General features in the manufacture of pig-iron by applying additives, e.g. fluxing agents
-
- 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
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
-
- 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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0004998A AT407054B (de) | 1998-01-15 | 1998-01-15 | Verfahren zum herstellen von flüssigem roheisen |
| ATA49/98 | 1998-01-15 | ||
| PCT/EP1998/008453 WO1999036579A1 (de) | 1998-01-15 | 1998-12-22 | Verfahren zur herstellung von flüssigem roheisen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2318185A1 true CA2318185A1 (en) | 1999-07-22 |
Family
ID=3480178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002318185A Abandoned CA2318185A1 (en) | 1998-01-15 | 1998-12-22 | Method for producing hot metal |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP1047795A1 (pt) |
| JP (1) | JP2002509192A (pt) |
| KR (1) | KR20010034175A (pt) |
| CN (1) | CN1285880A (pt) |
| AT (1) | AT407054B (pt) |
| AU (1) | AU2417099A (pt) |
| BR (1) | BR9814005A (pt) |
| CA (1) | CA2318185A1 (pt) |
| PL (1) | PL341942A1 (pt) |
| TW (1) | TW479073B (pt) |
| WO (1) | WO1999036579A1 (pt) |
| ZA (1) | ZA99166B (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512043A (zh) * | 2019-09-11 | 2019-11-29 | 中南大学 | 一种气基竖炉煅烧石灰石联产铁矿预还原产品的方法 |
| CN111218535A (zh) * | 2020-03-15 | 2020-06-02 | 苏亚杰 | 熔铁浴煤制气加热循环还原气生产直接还原铁的方法 |
| EP3992309A1 (de) * | 2020-10-30 | 2022-05-04 | Primetals Technologies Austria GmbH | Herstellung von eisenschmelze |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB706318A (en) * | 1950-01-30 | 1954-03-31 | Somogyi Francis Paul | A method for the heat-treatment of materials in vertical shaft furnaces |
| DE1026080B (de) * | 1952-06-03 | 1958-03-13 | Rheinische Kalksteinwerke | Verfahren zur Erzielung von Koksersparnissen beim Schachtofen |
| US3214263A (en) * | 1961-09-05 | 1965-10-26 | Indian Iron & Steel Company Lt | Treatment of haematite iron ore for use in the production of iron |
| US3635456A (en) * | 1970-04-29 | 1972-01-18 | Dravo Corp | Apparatus for direct reduction of iron oxide compacts |
| DE2813977A1 (de) * | 1977-07-13 | 1979-01-25 | John Edward Rehder | Verfahren zum verhuetten von metalloxid zu geschmolzenem metall in einem schachtofen |
| DE2921786A1 (de) * | 1979-05-29 | 1980-12-11 | Veszpremi Vegyipari Egyetem | Verfahren und vorrichtung zur herstellung von, ggf. einen oder mehr zusatzstoffe enthaltenden, eisenpulvern |
| DE3421878A1 (de) * | 1984-06-13 | 1985-12-19 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren und anlage zur kontinuierlichen erzeugung von roheisen |
| DE3503493A1 (de) * | 1985-01-31 | 1986-08-14 | Korf Engineering GmbH, 4000 Düsseldorf | Verfahren zur herstellung von roheisen |
| SE9003494L (sv) * | 1990-11-01 | 1992-05-02 | Ssab Tunnplaat Ab | Saett att ta hand om finkorniga restprodukter |
| AT403055B (de) * | 1993-05-07 | 1997-11-25 | Voest Alpine Ind Anlagen | Verfahren zur verwertung von eisenhältigen abfall- oder reststoffen |
-
1998
- 1998-01-15 AT AT0004998A patent/AT407054B/de not_active IP Right Cessation
- 1998-12-21 TW TW087121293A patent/TW479073B/zh active
- 1998-12-22 KR KR1020007007802A patent/KR20010034175A/ko not_active Withdrawn
- 1998-12-22 EP EP98966675A patent/EP1047795A1/de not_active Withdrawn
- 1998-12-22 PL PL98341942A patent/PL341942A1/xx unknown
- 1998-12-22 AU AU24170/99A patent/AU2417099A/en not_active Abandoned
- 1998-12-22 CA CA002318185A patent/CA2318185A1/en not_active Abandoned
- 1998-12-22 JP JP2000540280A patent/JP2002509192A/ja not_active Withdrawn
- 1998-12-22 WO PCT/EP1998/008453 patent/WO1999036579A1/de not_active Ceased
- 1998-12-22 CN CN98813116A patent/CN1285880A/zh active Pending
- 1998-12-22 BR BR9814005-1A patent/BR9814005A/pt active Search and Examination
-
1999
- 1999-01-11 ZA ZA9900166A patent/ZA99166B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT407054B (de) | 2000-12-27 |
| ATA4998A (de) | 2000-04-15 |
| KR20010034175A (ko) | 2001-04-25 |
| ZA99166B (en) | 1999-07-12 |
| WO1999036579A1 (de) | 1999-07-22 |
| EP1047795A1 (de) | 2000-11-02 |
| AU2417099A (en) | 1999-08-02 |
| BR9814005A (pt) | 2000-10-10 |
| JP2002509192A (ja) | 2002-03-26 |
| CN1285880A (zh) | 2001-02-28 |
| PL341942A1 (en) | 2001-05-07 |
| TW479073B (en) | 2002-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1061380C (zh) | 生产合成炉渣及生铁合金的方法及装置 | |
| US4822411A (en) | Integrated steel mill arrangement | |
| AU744754B2 (en) | Method of making iron and steel | |
| CA1244656A (en) | Processes and appparatus for the smelting reduction of smeltable materials | |
| CA3181620A1 (en) | Method for producing liquid pig iron from a dri product | |
| CA1149175A (en) | Recovery of steel from high phosphorous iron ores | |
| US6685761B1 (en) | Method for producing beneficiated titanium oxides | |
| EP1469086A1 (en) | Process for producing molten iron | |
| US4756748A (en) | Processes for the smelting reduction of smeltable materials | |
| US4526612A (en) | Method of manufacturing ferrosilicon | |
| US3653874A (en) | Production of metal pellets from metallic oxides | |
| KR100498100B1 (ko) | 일반탄을 이용한 용철 제조 공정에서 분환원철 및 분소성부원료의 괴성체를 이용한 용철제조방법 | |
| CA2318185A1 (en) | Method for producing hot metal | |
| JPS6053091B2 (ja) | 熔鉱炉法によるアルミニウム製錬法 | |
| US5698009A (en) | Method for agglomerating pre-reduced hot iron ore particles to produce ingot iron | |
| CA2659559C (en) | A method for the commercial production of iron | |
| RU2241760C1 (ru) | Брикет-компонент доменной шихты | |
| JPH0635604B2 (ja) | 高炉操業方法 | |
| JP4220988B2 (ja) | 溶鉄製造方法 | |
| WO1997012066A1 (en) | Chromium ore smelting reduction process | |
| Kumar et al. | Recycling of steel plant wastes through Corex | |
| CN119998467A (zh) | 来自烧结矿的铁熔体 | |
| JP2837282B2 (ja) | 含クロム溶銑の製造方法 | |
| JPH032922B2 (pt) | ||
| WO2025258290A1 (ja) | 還元炉の操業方法および還元鉄の製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Dead |