ZA200306847B - Modular furnace. - Google Patents
Modular furnace. Download PDFInfo
- Publication number
- ZA200306847B ZA200306847B ZA200306847A ZA200306847A ZA200306847B ZA 200306847 B ZA200306847 B ZA 200306847B ZA 200306847 A ZA200306847 A ZA 200306847A ZA 200306847 A ZA200306847 A ZA 200306847A ZA 200306847 B ZA200306847 B ZA 200306847B
- Authority
- ZA
- South Africa
- Prior art keywords
- melting
- agglomerates
- reduction
- refining
- chamber
- Prior art date
Links
- 238000002844 melting Methods 0.000 claims abstract description 44
- 230000008018 melting Effects 0.000 claims abstract description 44
- 238000007670 refining Methods 0.000 claims abstract description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 10
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 3
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 4
- 238000006722 reduction reaction Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 18
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 229910000805 Pig iron Inorganic materials 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 239000004449 solid propellant Substances 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011823 monolithic refractory Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or 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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Details (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Tunnel Furnaces (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Manufacture Of Iron (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/811,427 US6692688B2 (en) | 2001-03-20 | 2001-03-20 | Modular furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200306847B true ZA200306847B (en) | 2004-09-02 |
Family
ID=25206525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200306847A ZA200306847B (en) | 2001-03-20 | 2003-09-02 | Modular furnace. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6692688B2 (pt) |
| EP (1) | EP1373580B1 (pt) |
| KR (1) | KR100866850B1 (pt) |
| CN (1) | CN100529108C (pt) |
| AT (1) | ATE311478T1 (pt) |
| AU (1) | AU2002255780B2 (pt) |
| BR (1) | BR0208170B1 (pt) |
| CA (1) | CA2441521C (pt) |
| DE (1) | DE60207694T2 (pt) |
| DK (1) | DK1373580T3 (pt) |
| ES (1) | ES2249573T3 (pt) |
| MX (1) | MXPA03008526A (pt) |
| RU (1) | RU2299244C2 (pt) |
| UA (1) | UA78506C2 (pt) |
| WO (1) | WO2002075000A2 (pt) |
| ZA (1) | ZA200306847B (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6786949B2 (en) * | 2001-03-20 | 2004-09-07 | Startec Iron, Llc | Method and apparatus for using a pre-jel for producing self-reducing agglomerates |
| US6800113B2 (en) * | 2001-06-28 | 2004-10-05 | Startec Iron Llc | Equipment for distribution and feeding of charge and fuel in shaft furnaces of rectangular cross section |
| CN102409126B (zh) * | 2011-11-18 | 2013-06-05 | 临沂亿晨镍铬合金有限公司 | 一体式还原炼铁炉及一体式还原炼铁工艺 |
| BR102013033702B1 (pt) * | 2013-12-27 | 2019-06-25 | Tecnored Desenvolvimento Tecnologico S.A. | Forno metalúrgico |
| BR102015005373A2 (pt) | 2014-12-16 | 2016-10-25 | Tecnored Desenvolvimento Tecnologico S A | forno metalúrgico de obtenção de ligas metálicas |
| LU100535B1 (en) | 2017-12-07 | 2019-06-12 | Wurth Paul Sa | Charging system, in particular for a shaft smelt reduction furnace |
| US12044431B2 (en) | 2020-11-16 | 2024-07-23 | Cody Martin | Enclosures for air systems, air systems having enclosures, and methods of using enclosures |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2942866A (en) * | 1957-06-03 | 1960-06-28 | Hagan Chemicals & Controls Inc | Apparatus for distributing wind from a plurality of turbine driven blowers to the bustle pipes of a plurality of blast furnaces |
| DE2126803A1 (de) * | 1971-05-29 | 1972-12-14 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zur Herstellung von Stahl |
| JPS5121638B2 (pt) * | 1973-04-21 | 1976-07-03 | ||
| US3953196A (en) * | 1974-04-05 | 1976-04-27 | Obenchain Richard F | Process for the direct reduction of metal oxides |
| US4298190A (en) * | 1974-10-18 | 1981-11-03 | Fierro Esponja, S.A. | Apparatus for gaseous reduction of metal ores with cooling loop |
| US4306903A (en) * | 1977-02-16 | 1981-12-22 | Midrex Corporation | Method for reducing particulate iron oxide to molten iron with solid reductant and oxy-fuel burners |
| US4387562A (en) * | 1980-08-08 | 1983-06-14 | Nippon Steel Corporation | System for generating power with top pressure of blast furnaces |
| JPS57171031A (en) * | 1981-04-15 | 1982-10-21 | Kawasaki Heavy Ind Ltd | System for retrieving energy of blast furnace excess gas |
| BR8605001A (pt) * | 1986-10-13 | 1988-05-31 | Setepla Tecnometal Engenharia | Equipamento para producao de metais ferrosos ou nao a partir de minerios ou aglomerados auto-redutores e auto-fundentes ou nao |
| EP1038851B1 (de) * | 1999-02-27 | 2001-05-09 | Peter Dipl.-Ing. Zeisel | Verfahren zum Brennen von stückigem Brenngut, insbesondere von Kalkstein, Dolomit und Magnesit, und Regenerativschachtofen zur Durchführung des Verfahrens |
-
2001
- 2001-03-20 US US09/811,427 patent/US6692688B2/en not_active Expired - Lifetime
-
2002
- 2002-03-19 AT AT02725200T patent/ATE311478T1/de active
- 2002-03-19 DK DK02725200T patent/DK1373580T3/da active
- 2002-03-19 CA CA2441521A patent/CA2441521C/en not_active Expired - Lifetime
- 2002-03-19 AU AU2002255780A patent/AU2002255780B2/en not_active Expired
- 2002-03-19 DE DE60207694T patent/DE60207694T2/de not_active Expired - Lifetime
- 2002-03-19 MX MXPA03008526A patent/MXPA03008526A/es active IP Right Grant
- 2002-03-19 KR KR1020037012284A patent/KR100866850B1/ko active IP Right Grant
- 2002-03-19 RU RU2003130755/02A patent/RU2299244C2/ru active
- 2002-03-19 WO PCT/US2002/008094 patent/WO2002075000A2/en not_active Application Discontinuation
- 2002-03-19 CN CNB028068408A patent/CN100529108C/zh not_active Expired - Lifetime
- 2002-03-19 ES ES02725200T patent/ES2249573T3/es not_active Expired - Lifetime
- 2002-03-19 BR BRPI0208170-9A patent/BR0208170B1/pt not_active IP Right Cessation
- 2002-03-19 UA UA2003109060A patent/UA78506C2/xx unknown
- 2002-03-19 EP EP02725200A patent/EP1373580B1/en not_active Expired - Lifetime
-
2003
- 2003-09-02 ZA ZA200306847A patent/ZA200306847B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP1373580A2 (en) | 2004-01-02 |
| CN1498278A (zh) | 2004-05-19 |
| US6692688B2 (en) | 2004-02-17 |
| CN100529108C (zh) | 2009-08-19 |
| RU2299244C2 (ru) | 2007-05-20 |
| DK1373580T3 (da) | 2006-03-27 |
| BR0208170A (pt) | 2004-03-02 |
| WO2002075000A3 (en) | 2003-03-27 |
| RU2003130755A (ru) | 2005-04-10 |
| DE60207694T2 (de) | 2006-08-10 |
| EP1373580B1 (en) | 2005-11-30 |
| UA78506C2 (en) | 2007-04-10 |
| CA2441521C (en) | 2011-03-15 |
| ATE311478T1 (de) | 2005-12-15 |
| WO2002075000A2 (en) | 2002-09-26 |
| DE60207694D1 (de) | 2006-01-05 |
| AU2002255780B2 (en) | 2006-07-20 |
| CA2441521A1 (en) | 2002-09-26 |
| KR100866850B1 (ko) | 2008-11-04 |
| MXPA03008526A (es) | 2005-03-07 |
| BR0208170B1 (pt) | 2010-08-10 |
| ES2249573T3 (es) | 2006-04-01 |
| US20020135109A1 (en) | 2002-09-26 |
| KR20040005894A (ko) | 2004-01-16 |
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