JPH0373602B2 - - Google Patents
Info
- Publication number
- JPH0373602B2 JPH0373602B2 JP59005508A JP550884A JPH0373602B2 JP H0373602 B2 JPH0373602 B2 JP H0373602B2 JP 59005508 A JP59005508 A JP 59005508A JP 550884 A JP550884 A JP 550884A JP H0373602 B2 JPH0373602 B2 JP H0373602B2
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- carbon
- energy
- arc furnace
- gas
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 100
- 230000009467 reduction Effects 0.000 claims description 59
- 229910052742 iron Inorganic materials 0.000 claims description 50
- 229910052799 carbon Inorganic materials 0.000 claims description 47
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 36
- 239000007789 gas Substances 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 32
- 238000002485 combustion reaction Methods 0.000 claims description 21
- 239000002912 waste gas Substances 0.000 claims description 21
- 238000011946 reduction process Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 11
- 239000003245 coal Substances 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000000567 combustion gas Substances 0.000 claims description 7
- 230000008569 process Effects 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 5
- 238000003763 carbonization Methods 0.000 claims description 5
- 238000010891 electric arc Methods 0.000 claims description 5
- 238000002309 gasification Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000001465 metallisation Methods 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002918 waste heat Substances 0.000 claims description 3
- 150000001721 carbon Chemical class 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000004939 coking Methods 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 description 11
- 230000008859 change Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000035611 feeding Effects 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5252—Manufacture of steel in electric furnaces in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric 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)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Furnace Details (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3300867.1 | 1983-01-13 | ||
| DE19833300867 DE3300867A1 (de) | 1983-01-13 | 1983-01-13 | Verfahren zur erzeugung von stahl durch einschmelzen von eisenschwamm im lichtbogenofen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59136409A JPS59136409A (ja) | 1984-08-06 |
| JPH0373602B2 true JPH0373602B2 (enExample) | 1991-11-22 |
Family
ID=6188150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59005508A Granted JPS59136409A (ja) | 1983-01-13 | 1984-01-13 | スポンジ鉄をア−ク炉内で融解させることによつて鋼を製造する方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4490168A (enExample) |
| EP (1) | EP0117928B1 (enExample) |
| JP (1) | JPS59136409A (enExample) |
| AU (1) | AU557005B2 (enExample) |
| BR (1) | BR8400133A (enExample) |
| CA (1) | CA1216754A (enExample) |
| DE (2) | DE3300867A1 (enExample) |
| ES (1) | ES528796A0 (enExample) |
| IN (1) | IN158987B (enExample) |
| ZA (1) | ZA84258B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3334221A1 (de) * | 1983-08-25 | 1985-03-14 | Mannesmann AG, 4000 Düsseldorf | Verfahren zur erzeugung von fluessigem, kohlenstoffhaltigem eisen aus eisenschwamm |
| US4564388A (en) * | 1984-08-02 | 1986-01-14 | Intersteel Technology, Inc. | Method for continuous steelmaking |
| DE3428782A1 (de) * | 1984-08-04 | 1986-02-13 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur erzeugung von eisenschwamm |
| AT387038B (de) * | 1986-11-25 | 1988-11-25 | Voest Alpine Ag | Verfahren und anlage zur gewinnung von elektrischer energie neben der herstellung von fluessigem roheisen |
| AUPN639995A0 (en) * | 1995-11-03 | 1995-11-30 | Technological Resources Pty Limited | A method and an apparatus for producing metals and metal alloys |
| AUPO276496A0 (en) | 1996-10-07 | 1996-10-31 | Technological Resources Pty Limited | A method and an apparatus for producing metals and metal alloys |
| BE1011186A3 (fr) * | 1997-05-30 | 1999-06-01 | Centre Rech Metallurgique | Procede de production de fonte liquide a partir d'eponge de fer et installation pour sa mise en oeuvre. |
| JP2000038612A (ja) * | 1998-07-17 | 2000-02-08 | Mitsubishi Heavy Ind Ltd | 溶鋼製造方法 |
| CN101392307B (zh) * | 2007-12-07 | 2010-11-10 | 江苏沙钢集团有限公司 | 环保节能型电炉直接炼钢方法及其装置 |
| DE102016215637A1 (de) | 2016-08-19 | 2018-02-22 | Robert Bosch Gmbh | Kraftstoffeinspritzdüse |
| LU102322B1 (en) * | 2020-12-17 | 2022-06-21 | Wurth Paul Sa | Green production route for low carbon, low nitrogen steel |
| EP4417713A1 (en) | 2023-02-14 | 2024-08-21 | Oterdoom, Harmen | The novel two-step (semi-)continuous process for clean slag and steel or hot metal |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE503611A (enExample) * | ||||
| US2894831A (en) * | 1956-11-28 | 1959-07-14 | Old Bruce Scott | Process of fluidized bed reduction of iron ore followed by electric furnace melting |
| US3224871A (en) * | 1961-02-24 | 1965-12-21 | Elektrokemisk As | Process of preheating ores for reduction in smelting furnace |
| US3206299A (en) * | 1961-10-18 | 1965-09-14 | Independence Foundation | Dense-bed, rotary, kiln process and apparatus for pretreatment of a metallurgical charge |
| DE1508049A1 (de) * | 1966-05-05 | 1969-10-02 | Metallgesellschaft Ag | Verfahren zur Verhuetung oxydischer eisenhaltiger Erze |
| DE2127847A1 (en) * | 1970-06-05 | 1971-12-16 | Gonzalez de,Castejon, Javier , Madrid | Iron smelting - using low-grade ores and coal in low-cost appts |
| DD100017A5 (enExample) * | 1971-11-01 | 1973-09-05 | ||
| US3948641A (en) * | 1972-03-04 | 1976-04-06 | Klockner-Werke Ag | Apparatus for the continuous production of steel from ore |
| US3891427A (en) * | 1972-10-12 | 1975-06-24 | Lectromelt Corp | Method for melting prereduced ore and scrap |
| AT336052B (de) * | 1975-08-08 | 1977-04-12 | Voest Ag | Vorrichtung zur verhuttung von eisenerzen |
| DE2624302C2 (de) * | 1976-05-31 | 1987-04-23 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur Durchführung exothermer Prozesse |
| DE2628972C2 (de) * | 1976-06-28 | 1983-12-01 | Paderwerk Gebr. Benteler, 4794 Schloss Neuhaus | Verfahren zur kontinuierlichen Erzeugung von Stahl |
| DE2841697A1 (de) * | 1978-09-25 | 1980-04-10 | Mannesmann Ag | Verfahren zur herstellung von stahl aus eisenschwamm in elektrischen oefen |
| DE3113993A1 (de) * | 1981-04-07 | 1982-11-11 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur gleichzeitigen erzeugung von brenngas und prozesswaerme aus kohlenstoffhaltigen materialien |
-
1983
- 1983-01-13 DE DE19833300867 patent/DE3300867A1/de not_active Withdrawn
- 1983-03-25 IN IN358/CAL/83A patent/IN158987B/en unknown
- 1983-12-29 DE DE8383201854T patent/DE3366151D1/de not_active Expired
- 1983-12-29 EP EP83201854A patent/EP0117928B1/de not_active Expired
-
1984
- 1984-01-10 CA CA000444999A patent/CA1216754A/en not_active Expired
- 1984-01-11 US US06/569,710 patent/US4490168A/en not_active Expired - Fee Related
- 1984-01-11 ES ES528796A patent/ES528796A0/es active Granted
- 1984-01-12 ZA ZA84258A patent/ZA84258B/xx unknown
- 1984-01-12 AU AU23252/84A patent/AU557005B2/en not_active Ceased
- 1984-01-12 BR BR8400133A patent/BR8400133A/pt not_active IP Right Cessation
- 1984-01-13 JP JP59005508A patent/JPS59136409A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59136409A (ja) | 1984-08-06 |
| EP0117928A1 (de) | 1984-09-12 |
| EP0117928B1 (de) | 1986-09-10 |
| DE3366151D1 (en) | 1986-10-16 |
| DE3300867A1 (de) | 1984-07-19 |
| AU557005B2 (en) | 1986-11-27 |
| US4490168A (en) | 1984-12-25 |
| BR8400133A (pt) | 1984-08-21 |
| CA1216754A (en) | 1987-01-20 |
| IN158987B (enExample) | 1987-02-28 |
| ZA84258B (en) | 1985-08-28 |
| ES8407102A1 (es) | 1984-08-16 |
| AU2325284A (en) | 1984-07-19 |
| ES528796A0 (es) | 1984-08-16 |
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