CA1049792A - Process and apparatus for producing molten iron - Google Patents
Process and apparatus for producing molten ironInfo
- Publication number
- CA1049792A CA1049792A CA241,177A CA241177A CA1049792A CA 1049792 A CA1049792 A CA 1049792A CA 241177 A CA241177 A CA 241177A CA 1049792 A CA1049792 A CA 1049792A
- Authority
- CA
- Canada
- Prior art keywords
- bath
- ore
- carbon
- iron
- 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.)
- Expired
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims description 32
- 230000008569 process Effects 0.000 title claims description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000001301 oxygen Substances 0.000 claims abstract description 26
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 26
- 239000000155 melt Substances 0.000 claims abstract description 18
- 239000003546 flue gas Substances 0.000 claims abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 7
- 239000007833 carbon precursor Substances 0.000 claims abstract description 5
- 238000002485 combustion reaction Methods 0.000 claims abstract description 3
- 238000011084 recovery Methods 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 11
- 239000002893 slag Substances 0.000 claims description 11
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 6
- 239000011593 sulfur Substances 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 3
- 230000036647 reaction Effects 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- 239000000654 additive Substances 0.000 claims 1
- XXLDWSKFRBJLMX-UHFFFAOYSA-N carbon dioxide;carbon monoxide Chemical compound O=[C].O=C=O XXLDWSKFRBJLMX-UHFFFAOYSA-N 0.000 claims 1
- 230000002844 continuous effect Effects 0.000 claims 1
- 230000002226 simultaneous effect Effects 0.000 claims 1
- 229960005349 sulfur Drugs 0.000 claims 1
- 235000001508 sulfur Nutrition 0.000 claims 1
- 239000000463 material Substances 0.000 description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 239000000446 fuel Substances 0.000 description 9
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 229910000805 Pig iron Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229940105305 carbon monoxide Drugs 0.000 description 3
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229910002090 carbon oxide Inorganic materials 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 230000001447 compensatory effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 230000002311 subsequent effect Effects 0.000 description 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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0026—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide in the flame of a burner or a hot gas stream
-
- 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
-
- 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
-
- 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 Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU71435A LU71435A1 (enrdf_load_stackoverflow) | 1974-12-06 | 1974-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1049792A true CA1049792A (en) | 1979-03-06 |
Family
ID=19727814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA241,177A Expired CA1049792A (en) | 1974-12-06 | 1975-12-05 | Process and apparatus for producing molten iron |
Country Status (25)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3132766A1 (de) * | 1980-09-12 | 1982-06-16 | ARBED S.A., 2930 Luxembourg | "verfahren zur kontinuierlichen reduktion von eisenhaltigen stoffen" |
| LU83826A1 (de) * | 1981-12-09 | 1983-09-01 | Arbed | Verfahren und einrichtung zum direkten herstellen von fluessigem eisen |
| DE3203435A1 (de) * | 1982-02-02 | 1983-08-11 | Klöckner-Werke AG, 4100 Duisburg | Verfahren zur gaserzeugung und metallgewinnung in einem schmelzbadreaktor, insbesondere eisenbadreaktor |
| DE3231531A1 (de) * | 1982-03-05 | 1983-09-15 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren und reaktor zur erzeugung von im wesentlichen co und h(pfeil abwaerts)2(pfeil abwaerts) enthaltendem gas |
| NL8201945A (nl) * | 1982-05-12 | 1983-12-01 | Hoogovens Groep Bv | Werkwijze en inrichting voor de vervaardiging van vloeibaar ijzer uit oxydisch ijzererts. |
| US4995906A (en) * | 1987-12-18 | 1991-02-26 | Nkk Corporation | Method for smelting reduction of iron ore |
| CA2052170C (en) * | 1990-09-26 | 1999-03-23 | Johannes Jacobus Bodenstein | Pyrometallurgical process for treating a feed material |
| KR100242565B1 (ko) * | 1991-09-20 | 2000-03-02 | 제이 엠. 플로이드 | 철의 제조방법 |
| JPH05271741A (ja) * | 1992-03-26 | 1993-10-19 | Nippon Steel Corp | 転炉精錬方法 |
| EP0648255B1 (en) * | 1992-06-29 | 1999-04-28 | Technological Resources Pty. Ltd. | Treatment of waste |
| AT403294B (de) * | 1994-10-10 | 1997-12-29 | Holderbank Financ Glarus | Verfahren zum aufarbeiten von müll oder von metalloxidhaltigen müllverbrennungsrückständen sowie vorrichtung zur durchführung dieses verfahrens |
| AUPN226095A0 (en) * | 1995-04-07 | 1995-05-04 | Technological Resources Pty Limited | A method of producing metals and metal alloys |
| AUPP647198A0 (en) * | 1998-10-14 | 1998-11-05 | Technological Resources Pty Limited | A process and an apparatus for producing metals and metal alloys |
| AUPQ308799A0 (en) * | 1999-09-27 | 1999-10-21 | Technological Resources Pty Limited | A direct smelting process |
| ITGE20030033A1 (it) | 2003-05-14 | 2004-11-15 | Sms Demag S P A | Reattore siderurgico per la produzione di ghisa. |
| CN101445848B (zh) * | 2008-12-22 | 2010-08-11 | 莱芜钢铁集团有限公司 | 一种含铁物料连续炼钢工艺方法及装置 |
| WO2014183150A1 (en) * | 2013-05-16 | 2014-11-20 | Technological Resources Pty. Limited | A solids injection lance |
| DE102022120981A1 (de) | 2022-08-19 | 2024-02-22 | Thyssenkrupp Steel Europe Ag | Verfahren zur Herstellung einer Eisenschmelze und Flüssigschlacke in einem elektrischen Einschmelzer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE582609A (fr) * | 1959-09-11 | 1960-03-11 | Centre Nat Rech Metall | Procédé de réduction des minerais de fer. |
| BE583047A (fr) * | 1959-09-25 | 1960-03-25 | Centre Nat Rech Metall | Procédé de réduction des minerais de fer. |
| DE2132150B2 (de) * | 1971-06-29 | 1980-07-24 | Wasmuht, Jobst-Thomas, Dr.-Ing., 4600 Dortmund | Verfahren zum direkten Herstellen von Stahl |
-
1974
- 1974-12-06 LU LU71435A patent/LU71435A1/xx unknown
-
1975
- 1975-01-01 AR AR26148875A patent/AR208103A1/es active
- 1975-11-10 AT AT854175A patent/AT350087B/de not_active IP Right Cessation
- 1975-11-12 DE DE19752550761 patent/DE2550761A1/de not_active Withdrawn
- 1975-11-14 RO RO8391975A patent/RO69533A/ro unknown
- 1975-11-18 FI FI753242A patent/FI753242A7/fi not_active Application Discontinuation
- 1975-11-24 FR FR7535789A patent/FR2293494A1/fr active Granted
- 1975-11-24 YU YU297575A patent/YU297575A/xx unknown
- 1975-11-24 SU SU752191751A patent/SU603349A3/ru active
- 1975-12-01 GB GB4930475A patent/GB1474357A/en not_active Expired
- 1975-12-01 DD DD18979575A patent/DD121649A5/xx unknown
- 1975-12-01 SE SE7513508A patent/SE426174B/xx unknown
- 1975-12-01 ZA ZA757537A patent/ZA757537B/xx unknown
- 1975-12-01 BR BR7507962A patent/BR7507962A/pt unknown
- 1975-12-02 IN IN2296/CAL/75A patent/IN155530B/en unknown
- 1975-12-02 JP JP14245675A patent/JPS5178720A/ja active Pending
- 1975-12-03 AU AU87208/75A patent/AU499951B2/en not_active Expired
- 1975-12-04 BE BE162450A patent/BE836278A/xx not_active IP Right Cessation
- 1975-12-04 PL PL1975185221A patent/PL100437B1/pl unknown
- 1975-12-04 NL NL7514116A patent/NL7514116A/xx not_active Application Discontinuation
- 1975-12-05 CS CS758283A patent/CS219317B2/cs unknown
- 1975-12-05 CA CA241,177A patent/CA1049792A/en not_active Expired
- 1975-12-05 ES ES443235A patent/ES443235A1/es not_active Expired
- 1975-12-05 NO NO754115A patent/NO142312C/no unknown
- 1975-12-05 IT IT5257475A patent/IT1052536B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1474357A (en) | 1977-05-25 |
| JPS5178720A (enrdf_load_stackoverflow) | 1976-07-08 |
| NO142312B (no) | 1980-04-21 |
| IT1052536B (it) | 1981-07-20 |
| FR2293494B1 (enrdf_load_stackoverflow) | 1978-05-12 |
| LU71435A1 (enrdf_load_stackoverflow) | 1976-11-11 |
| SU603349A3 (ru) | 1978-04-15 |
| PL100437B1 (pl) | 1978-10-31 |
| ATA854175A (de) | 1978-10-15 |
| FI753242A7 (enrdf_load_stackoverflow) | 1976-06-07 |
| NO142312C (no) | 1980-07-30 |
| DE2550761A1 (de) | 1976-06-10 |
| RO69533A (ro) | 1982-02-26 |
| IN155530B (enrdf_load_stackoverflow) | 1985-02-16 |
| FR2293494A1 (fr) | 1976-07-02 |
| BE836278A (fr) | 1976-06-04 |
| AU8720875A (en) | 1977-06-09 |
| AU499951B2 (en) | 1979-05-03 |
| SE7513508L (sv) | 1976-06-08 |
| ES443235A1 (es) | 1977-04-16 |
| ZA757537B (en) | 1976-11-24 |
| BR7507962A (pt) | 1976-08-24 |
| NL7514116A (nl) | 1976-06-09 |
| AT350087B (de) | 1979-05-10 |
| NO754115L (enrdf_load_stackoverflow) | 1976-06-09 |
| SE426174B (sv) | 1982-12-13 |
| CS219317B2 (en) | 1983-03-25 |
| AR208103A1 (es) | 1976-11-30 |
| DD121649A5 (enrdf_load_stackoverflow) | 1976-08-12 |
| YU297575A (en) | 1982-05-31 |
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