CA1204943A - Process of producing sponge iron by a direct reduction of iron oxide-containing material - Google Patents
Process of producing sponge iron by a direct reduction of iron oxide-containing materialInfo
- Publication number
- CA1204943A CA1204943A CA000423928A CA423928A CA1204943A CA 1204943 A CA1204943 A CA 1204943A CA 000423928 A CA000423928 A CA 000423928A CA 423928 A CA423928 A CA 423928A CA 1204943 A CA1204943 A CA 1204943A
- Authority
- CA
- Canada
- Prior art keywords
- rotary kiln
- process according
- fine
- fluidized bed
- iron
- 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 33
- 239000000463 material Substances 0.000 title claims abstract description 24
- 230000009467 reduction Effects 0.000 title claims abstract description 23
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000001465 metallisation Methods 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 4
- 239000002245 particle Substances 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 230000003009 desulfurizing effect Effects 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000005054 agglomeration Methods 0.000 abstract description 2
- 230000002776 aggregation Effects 0.000 abstract description 2
- 238000006722 reduction reaction Methods 0.000 description 17
- 239000003245 coal Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 206010039509 Scab Diseases 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000008188 pellet Substances 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
- C21B13/08—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
- C21B13/146—Multi-step reduction without melting
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)
- Apparatus For Disinfection Or Sterilisation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823210232 DE3210232A1 (de) | 1982-03-20 | 1982-03-20 | Verfahren zur direktreduktion von eisenoxidhaltigen materialien zu schwammeisen |
| DEP3210232.1 | 1982-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1204943A true CA1204943A (en) | 1986-05-27 |
Family
ID=6158802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000423928A Expired CA1204943A (en) | 1982-03-20 | 1983-03-18 | Process of producing sponge iron by a direct reduction of iron oxide-containing material |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4443250A (forum.php) |
| EP (1) | EP0090438B1 (forum.php) |
| AU (1) | AU556203B2 (forum.php) |
| CA (1) | CA1204943A (forum.php) |
| DE (2) | DE3210232A1 (forum.php) |
| IN (1) | IN158419B (forum.php) |
| NO (1) | NO159864C (forum.php) |
| NZ (1) | NZ203437A (forum.php) |
| PH (1) | PH20105A (forum.php) |
| ZA (1) | ZA831901B (forum.php) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2659559C (en) * | 2006-08-01 | 2014-07-22 | Iron Mineral Beneficiation Services (Proprietary) Limited | A method for the commercial production of iron |
| JP5123571B2 (ja) * | 2007-06-04 | 2013-01-23 | 住友重機械工業株式会社 | 還元処理装置及び還元処理方法 |
| US8333821B2 (en) * | 2010-02-05 | 2012-12-18 | Innova Powders, Inc. | Environmentally friendly system and method for manufacturing iron powder |
| CN105723002B (zh) * | 2014-03-11 | 2018-03-27 | 新日铁住金株式会社 | 还原铁的制造方法以及制造设备 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2663632A (en) * | 1951-03-06 | 1953-12-22 | Nat Lead Co | Reduction of iron ores |
| FR1128520A (fr) * | 1954-04-09 | 1957-01-07 | Perfectionnement aux procédés de réduction de l'oxyde de fer | |
| DE1270581B (de) * | 1957-08-12 | 1968-06-20 | Hydrocarbon Research Inc | Verfahren zur Reduktion von Eisenoxyd |
| US3135598A (en) * | 1960-04-27 | 1964-06-02 | Yawata Iron & Steel Co | Rapid direct reduction method of iron oxide |
| FR1365441A (fr) * | 1963-05-21 | 1964-07-03 | Siderurgie Fse Inst Rech | Procédé et dispositif de réduction des fines de minerai de fer au four tournant |
| BR7002197D0 (pt) * | 1970-04-25 | 1973-04-12 | Metallgesellschaft Ag | Processo para a reducao direta de materiais de fina granulacao contendo ferro oxidico num forno rotativo |
| DE2428715C3 (de) * | 1974-06-14 | 1982-09-02 | Krupp Polysius Ag, 4720 Beckum | Verfahren und Anlage zur Reduktion und Agglomeration von feinkörnigem Erz |
-
1982
- 1982-03-20 DE DE19823210232 patent/DE3210232A1/de not_active Withdrawn
- 1982-06-18 IN IN707/CAL/82A patent/IN158419B/en unknown
- 1982-09-14 US US06/417,958 patent/US4443250A/en not_active Expired - Fee Related
-
1983
- 1983-02-19 EP EP83200255A patent/EP0090438B1/de not_active Expired
- 1983-02-19 DE DE8383200255T patent/DE3360636D1/de not_active Expired
- 1983-03-02 NZ NZ203437A patent/NZ203437A/en unknown
- 1983-03-03 NO NO830733A patent/NO159864C/no unknown
- 1983-03-18 CA CA000423928A patent/CA1204943A/en not_active Expired
- 1983-03-18 PH PH28668A patent/PH20105A/en unknown
- 1983-03-18 ZA ZA831901A patent/ZA831901B/xx unknown
- 1983-03-18 AU AU12664/83A patent/AU556203B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| PH20105A (en) | 1986-09-29 |
| AU556203B2 (en) | 1986-10-23 |
| EP0090438A1 (de) | 1983-10-05 |
| NZ203437A (en) | 1985-01-31 |
| AU1266483A (en) | 1983-09-22 |
| IN158419B (forum.php) | 1986-11-15 |
| DE3360636D1 (en) | 1985-10-03 |
| NO830733L (no) | 1983-09-21 |
| EP0090438B1 (de) | 1985-08-28 |
| NO159864C (no) | 1989-02-15 |
| NO159864B (no) | 1988-11-07 |
| DE3210232A1 (de) | 1983-09-22 |
| US4443250A (en) | 1984-04-17 |
| ZA831901B (en) | 1984-10-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2003261814B2 (en) | Method for producing titanium oxide containing slag | |
| RU2435868C1 (ru) | Способ получения брикетированного восстановленного железа и способ получения чугуна | |
| US3936296A (en) | Integrated fluidized reduction and melting of iron ores | |
| US5560762A (en) | Process for the heat treatment of fine-grained iron ore and for the conversion of the heat treated iron ore to metallic iron | |
| JPH02228411A (ja) | 製鉄法 | |
| AU2003238774A1 (en) | Finisher-hearth-melter furnace and method of using for iron-making / steel-making | |
| US6685761B1 (en) | Method for producing beneficiated titanium oxides | |
| US3894865A (en) | Production of metallurgical pellets in rotary kilns | |
| WO2013011521A1 (en) | A method for direct reduction of oxidized chromite ore fines composite agglomerates in a tunnel kiln using carbonaceous reductant for production of reduced chromite product/ agglomerates applicable in ferrochrome or charge chrome production. | |
| EP1529121A1 (en) | Process and apparatus for the direct reduction of iron oxides in an electrothermal fluidized bed and resulant product | |
| US3938987A (en) | Process for preparing a smelter furnace charge composition | |
| RU2278167C2 (ru) | Способ производства металлического железа | |
| CA1204943A (en) | Process of producing sponge iron by a direct reduction of iron oxide-containing material | |
| US3645717A (en) | Process of producing sponge iron pellets | |
| JP3779009B2 (ja) | 製鉄ダストからの高品位還元鉄の製造方法 | |
| US4434001A (en) | Method for manufacturing metal from fine-grain metal-oxide material | |
| KR100376506B1 (ko) | 슬러지를이용한용철제조용미분환원철의괴상화방법 | |
| US3428445A (en) | Iron ore reduction | |
| CN110592304B (zh) | 一种铁矿粉预处理工艺 | |
| JP7067532B2 (ja) | 酸化マンガン含有物質の脱リン処理方法、低リン含有酸化マンガン含有物質の製造方法および該酸化マンガン含有物質を用いる鋼の製造方法 | |
| JP5971482B2 (ja) | 塊成鉱の製造方法 | |
| JP3732024B2 (ja) | 還元鉄ペレットの製造方法 | |
| GB1572566A (en) | Process for producing reduced iron pellets from iron-containing dust | |
| JPS645094B2 (forum.php) | ||
| US3682620A (en) | Process for the manufacture of pellets of high compressive strength and abrasion resistance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |